API

API E.M. Erythromycin Powder treats a broad range of bacterial fish infections including hemorrhagic septicemia, fin and tail rot, mouth fungus (cotton mouth), open red sores and bacterial gill disease in freshwater and saltwater aquariums. Powdered fish health remedies allow easy dosing for easier, faster, and more effective treatment.

• Broad spectrum antibacterial fish treatment
• Allows treatment and control of bacterial fish infections
• Treats fin and tail rot, open red sores, mouth fungus, and more

This treatment can also be used with many parasite treatments to prevent secondary infections.

Active Ingredients: Erythromycin.

API Proper pH 6.5 Freshwater Aquarium pH Stabilizer sets and holds pH to 6.5 and resists pH rebound. pH is the measure of the acidity of water, on a scale ranging from 0-14. ApH of 0 is the most acidic, while a pH of 14 is the most alkaline. Water with a pH of 7.0 is considered "neutral". Along with keeping your pH at the correct levels Proper pH 6.5 also removes chlorine, neutralizes chloramines, adds electrolytes & detoxifies heavy metals in freshwater aquariums. It is perfect for soft water species including Tetras, discus, Rasboras, and Angelfish.

• Sets & stabilizes pH to 6.5
• Removes chlorine
• Ideal for Tetras, Discus and Angelfish
• Use when setting up a new tank, adjusting pH in an established tank, and water changes

API Proper pH 6.5 Freshwater Aquarium pH Stabilizer sets and holds pH to 6.5 and resists pH rebound. pH is the measure of the acidity of water, on a scale ranging from 0-14. ApH of 0 is the most acidic, while a pH of 14 is the most alkaline. Water with a pH of 7.0 is considered "neutral". Along with keeping your pH at the correct levels Proper pH 6.5 also removes chlorine, neutralizes chloramines, adds electrolytes & detoxifies heavy metals in freshwater aquariums. It is perfect for soft water species including Tetras, discus, Rasboras, and Angelfish.

• Sets & stabilizes pH to 6.5
• Removes chlorine
• Ideal for Tetras, Discus and Angelfish
• Use when setting up a new tank, adjusting pH in an established tank, and water changes

API Proper pH 6.5 Freshwater Aquarium pH Stabilizer sets and holds pH to 6.5 and resists pH rebound. pH is the measure of the acidity of water, on a scale ranging from 0-14. ApH of 0 is the most acidic, while a pH of 14 is the most alkaline. Water with a pH of 7.0 is considered "neutral". Along with keeping your pH at the correct levels Proper pH 6.5 also removes chlorine, neutralizes chloramines, adds electrolytes & detoxifies heavy metals in freshwater aquariums. It is perfect for soft water species including Tetras, discus, Rasboras, and Angelfish.

• Sets & stabilizes pH to 6.5
• Removes chlorine
• Ideal for Tetras, Discus and Angelfish
• Use when setting up a new tank, adjusting pH in an established tank, and water changes

APIs Hand Held Algae Pad is a indestructible cleaning pad made to reach every nook, cranny, corner, and anywhere else algae may be hiding in your aquarium. For acrylic aquariums only.

• Made to reach all of your tanks nooks and crannies
• Quickly removes unsightly algae
• Suitable for acrylic aquariums

If aquarium gravel is picked up on pad rinse before use. Gravel will scratch acrylic surfaces. Do not use extreme pressure.

API Ammo Lock works instantly to detoxify ammonia produced by fish waste, and remove chlorine and chloramine from tap water, while eliminating ammonia stress and protecting healthy gill function.

• Scientifically proven to protect fish cells against ammonia
• Detoxifies ammonia in aquariums and Works Instantly
• Safe for all fish, invertebrates and plants and it can be used with medications

Ammo Lock does not remove ammonia, it simply converts it to a non-toxic form. The neutral solution will not change water pH. The biological filter will then consume the non-toxic ammonia, converting it to nitrite then to nitrate. Each bottle treats 240 gallons of fresh or salt water.

Dosage:
4 oz treats 236 gallons
8 oz treats 474 gallons
16 oz treats 946 gallons

API Ammo Lock works instantly to detoxify ammonia produced by fish waste, and remove chlorine and chloramine from tap water, while eliminating ammonia stress and protecting healthy gill function.

• Scientifically proven to protect fish cells against ammonia
• Detoxifies ammonia in aquariums and Works Instantly
• Safe for all fish, invertebrates and plants and it can be used with medications

Ammo Lock does not remove ammonia, it simply converts it to a non-toxic form. The neutral solution will not change water pH. The biological filter will then consume the non-toxic ammonia, converting it to nitrite then to nitrate. Each bottle treats 240 gallons of fresh or salt water.

Dosage:
4 oz treats 236 gallons
8 oz treats 474 gallons
16 oz treats 946 gallons

API Ammo Lock works instantly to detoxify ammonia produced by fish waste, and remove chlorine and chloramine from tap water, while eliminating ammonia stress and protecting healthy gill function.

• Scientifically proven to protect fish cells against ammonia
• Detoxifies ammonia in aquariums and Works Instantly
• Safe for all fish, invertebrates and plants and it can be used with medications

Ammo Lock does not remove ammonia, it simply converts it to a non-toxic form. The neutral solution will not change water pH. The biological filter will then consume the non-toxic ammonia, converting it to nitrite then to nitrate. Each bottle treats 240 gallons of fresh or salt water.

Dosage:
4 oz treats 236 gallons
8 oz treats 474 gallons
16 oz treats 946 gallons

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API Tap Water Conditioner is a super-strength water conditioner that instantly removes chlorine and detoxifies heavy metals in tap water. Its highly concentrated formula is perfect for use when setting up a new aquarium or adding water.

• Removes chlorine and chloramines and detoxifies heavy metals
• Makes new tap water safe for fish
• Super strength, highly concentrated formula

Safe for all aquatic life. Heavy metals, such as copper, lead, and zinc, can be found in most tap water supplies. These metals are toxic to tropical fish; treating the aquarium when adding tap water reduces the risk of fish illness or death from these elements.

Directions: To remove chlorine and detoxify heavy metals: Add 1 teaspoon (5 ml) for each 100 gallons (380 L) of aquarium water. To detoxify chloramines: Add 1 teaspoon (5 ml) for each 30 gallons (114 L) of aquarium water.

API E.M. Erythromycin Powder treats a broad range of bacterial fish infections including hemorrhagic septicemia, fin and tail rot, mouth fungus (cotton mouth), open red sores and bacterial gill disease in freshwater and saltwater aquariums. Powdered fish health remedies allow easy dosing for easier, faster, and more effective treatment.

• Broad spectrum antibacterial fish treatment
• Allows treatment and control of bacterial fish infections
• Treats fin and tail rot, open red sores, mouth fungus, and more

This treatment can also be used with many parasite treatments to prevent secondary infections.

Active Ingredients: Erythromycin.

Aquarium Pharmaceuticals Phosphate Test Kit allows you to easily and accurately measure the phosphate level and maintain a healthy aquarium or pond. It does 150 tests.

• High phosphate leads to algae growth
• Helps maintain clear and healthy water
• For fresh and saltwater

Why test your phosphate levels Well, phosphate can enter your aquarium through tap water, fish waste and decaying organics such as uneaten food or dead algae. As phosphate increases so does your chance of having unsightly algae and green water blooms. In salt water, phosphate can also inhabit the growth of corals and other reef building organisms.

Kit contains: two dropper bottles for accurate dispensing of test solutions, easy to read instructions and color charts, one non-staining glass test tube with snap-tight cap.

Range is as follows for freshwater and saltwater: 0.0 PPM, 0.5 PPM, 1.0 PPM, 2.0 PPM, 5.0 PPM, 10.0 PPM.

API Stress Coat Plus instantly makes tap water safe for fish. Its made with Aloe Vera, natures liquid bandage, to prevent the loss of essential electrolytes and protect damaged tissue by reducing stress and restoring the fishs natural slime coat.

• Makes tap water safe for your fish and aquarium
• Contains soothing aloe vera to heal damaged tissue and promote regeneration
• Reduce fish stress and replaces slime coat

Stress Coat Plus replaces the natural slime coating fish need in times of stress (such as handling, shipping or fighting), and helps heal torn fins and skin wounds. Use when setting up the fish tank, changing water, or adding new fish.

Made in the USA.

Benefits: Contains Aloe Vera, which promotes healing and regeneration of damaged fish tissue and forms a slime coat to help prevent electrolyte loss. Proven to reduce fish stress, which can result from changing water, poor water quality and handling fish. High-stress levels can cause fish to lose their slime coats and be more susceptible to illness. API Stress Coat+ is proven to reduce fish stress by 40%.

When to Use: When setting up an aquarium, adding or changing water when adding new fish, or when fish are damaged or sick.

Directions: Add 5 ml per 10 US gallons (38 L) of water or 1/2 cup (120 ml) for each 240 US gallons (912 L) of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins. 1 oz treats up to 60 gallons. 4 oz treats up to 236 gallons. 8 oz treats up to 474 gallons. 16 oz treats up to 946 gallons. 32 oz treats up to 1,893 gallons. 64 oz treats up to 3,840 gallons. 1 gallon treats up to 7,680 gallons. 5 gallons treats up to 38,400 gallons.

Tip: Use Stress Coat together with API Stress Zyme to assure good water quality and a healthy, clean aquatic environment.

API Stress Coat Plus instantly makes tap water safe for fish. Its made with Aloe Vera, natures liquid bandage, to prevent the loss of essential electrolytes and protect damaged tissue by reducing stress and restoring the fishs natural slime coat.

• Makes tap water safe for your fish and aquarium
• Contains soothing aloe vera to heal damaged tissue and promote regeneration
• Reduce fish stress and replaces slime coat

Stress Coat Plus replaces the natural slime coating fish need in times of stress (such as handling, shipping or fighting), and helps heal torn fins and skin wounds. Use when setting up the fish tank, changing water, or adding new fish.

Made in the USA.

Benefits: Contains Aloe Vera, which promotes healing and regeneration of damaged fish tissue and forms a slime coat to help prevent electrolyte loss. Proven to reduce fish stress, which can result from changing water, poor water quality and handling fish. High-stress levels can cause fish to lose their slime coats and be more susceptible to illness. API Stress Coat+ is proven to reduce fish stress by 40%.

When to Use: When setting up an aquarium, adding or changing water when adding new fish, or when fish are damaged or sick.

Directions: Add 5 ml per 10 US gallons (38 L) of water or 1/2 cup (120 ml) for each 240 US gallons (912 L) of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins. 1 oz treats up to 60 gallons. 4 oz treats up to 236 gallons. 8 oz treats up to 474 gallons. 16 oz treats up to 946 gallons. 32 oz treats up to 1,893 gallons. 64 oz treats up to 3,840 gallons. 1 gallon treats up to 7,680 gallons. 5 gallons treats up to 38,400 gallons.

Tip: Use Stress Coat together with API Stress Zyme to assure good water quality and a healthy, clean aquatic environment.

API Stress Coat Plus instantly makes tap water safe for fish. Its made with Aloe Vera, natures liquid bandage, to prevent the loss of essential electrolytes and protect damaged tissue by reducing stress and restoring the fishs natural slime coat.

• Makes tap water safe for your fish and aquarium
• Contains soothing aloe vera to heal damaged tissue and promote regeneration
• Reduce fish stress and replaces slime coat

Stress Coat Plus replaces the natural slime coating fish need in times of stress (such as handling, shipping or fighting), and helps heal torn fins and skin wounds. Use when setting up the fish tank, changing water, or adding new fish.

Made in the USA.

Benefits: Contains Aloe Vera, which promotes healing and regeneration of damaged fish tissue and forms a slime coat to help prevent electrolyte loss. Proven to reduce fish stress, which can result from changing water, poor water quality and handling fish. High-stress levels can cause fish to lose their slime coats and be more susceptible to illness. API Stress Coat+ is proven to reduce fish stress by 40%.

When to Use: When setting up an aquarium, adding or changing water when adding new fish, or when fish are damaged or sick.

Directions: Add 5 ml per 10 US gallons (38 L) of water or 1/2 cup (120 ml) for each 240 US gallons (912 L) of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins. 1 oz treats up to 60 gallons. 4 oz treats up to 236 gallons. 8 oz treats up to 474 gallons. 16 oz treats up to 946 gallons. 32 oz treats up to 1,893 gallons. 64 oz treats up to 3,840 gallons. 1 gallon treats up to 7,680 gallons. 5 gallons treats up to 38,400 gallons.

Tip: Use Stress Coat together with API Stress Zyme to assure good water quality and a healthy, clean aquatic environment.

API Stress Coat Plus instantly makes tap water safe for fish. Its made with Aloe Vera, natures liquid bandage, to prevent the loss of essential electrolytes and protect damaged tissue by reducing stress and restoring the fishs natural slime coat.

• Makes tap water safe for your fish and aquarium
• Contains soothing aloe vera to heal damaged tissue and promote regeneration
• Reduce fish stress and replaces slime coat

Stress Coat Plus replaces the natural slime coating fish need in times of stress (such as handling, shipping or fighting), and helps heal torn fins and skin wounds. Use when setting up the fish tank, changing water, or adding new fish.

Made in the USA.

Benefits: Contains Aloe Vera, which promotes healing and regeneration of damaged fish tissue and forms a slime coat to help prevent electrolyte loss. Proven to reduce fish stress, which can result from changing water, poor water quality and handling fish. High-stress levels can cause fish to lose their slime coats and be more susceptible to illness. API Stress Coat+ is proven to reduce fish stress by 40%.

When to Use: When setting up an aquarium, adding or changing water when adding new fish, or when fish are damaged or sick.

Directions: Add 5 ml per 10 US gallons (38 L) of water or 1/2 cup (120 ml) for each 240 US gallons (912 L) of aquarium water. Double the dose to replace slime coat and to repair damaged skin and fins. 1 oz treats up to 60 gallons. 4 oz treats up to 236 gallons. 8 oz treats up to 474 gallons. 16 oz treats up to 946 gallons. 32 oz treats up to 1,893 gallons. 64 oz treats up to 3,840 gallons. 1 gallon treats up to 7,680 gallons. 5 gallons treats up to 38,400 gallons.

Tip: Use Stress Coat together with API Stress Zyme to assure good water quality and a healthy, clean aquatic environment.

API Aquarium Start Up Pack provides a perfect combination of products to start your new aquarium off the right way. The Stress Coat makes tap water safe for fish while also reducing fish stress.

• Helps safely start an aquarium
• Stress Coat makes tap water safe
• Quick Start beings the aquarium cycle

The Quick Start allows for the instant addition of fish and starts the aquarium cycle while limiting the amount of toxic ammonia and nitrite to help prevent fish loss.

Aquarium Pharamceuticals Calcium Test Kit Liquid allows you to easily and accurately measure the calcium level and maintain a healthy aquarium.

• CA2+ test kit
• Monitor calcium for healthy coral growth
• For saltwater

Monitoring calcium levels is essential for keeping a successful reef aquarium. Reef organisms use calcium to build a calcium carbonate skeleton. Over time, as the calcium in the water is utilized, the calcium level will gradually drop. Calcium must be present for corals to grow.

Calcium Test Kit Liquid contains: two dropper bottles for accurate dispensing of test solutions, easy to read instructions and a color chart, a non-staining glass test tube with snap-tight cap.

Aquarium Pharmaceuticals' Copper Test Kit tests copper levels in water from 0 to 4 ppm, and measures both free and chelated copper. Always monitor aquarium copper levels when medicating. For use in Freshwater or Saltwater Aquariums or Ponds.

• The accurate way to test aquarium quality
• Tests copper levels from 0 to 4 ppm
• Suitable for fresh and saltwater

API Stress Zyme Plus helps improve the development of the biological filter, as well as cleaning a dirty aquarium. API Stress Zyme contains millions of live, beneficial bacteria cultures to break down and destroy sludge in the gravel bed while keeping grass and plants clean.

• Keeps aquarium clean and reduces maintenance
• Improves bio filter at startup
• Made in the USA
• Great for fresh or saltwater

API Stress Zyme Plus breaks down organic compounds that can cause dangerous conditions such as ammonia and nitrite poisoning and low oxygen levels.

A continuing use of Stress Zyme will assure an active biological filter, cleaner aquarium, healthier fish, and an overall good water quality. You do not have to keep this product refrigerated. StressZyme can be used in Fresh or Saltwater aquariums and when setting up or maintaining aquarium. Additional features:

• Contains live bacteria to consume sludge
• Reduces aquarium maintenance
• Adds beneficial bacteria for a healthy aquarium
• All natural ingredients

When To Use: Use weekly for a healthy, clean aquarium and to maintain a strong biological filter.

Directions: Shake well. To maintain a clean, healthy aquarium: add 1 tsp. (5 ml) per 10 US gallons (38 L) or 1/2 cup (120 ml) for each 240 US gallons (912 ml) of water weekly. For new aquariums to help boost the biological filter: double the dose, use at startup and for 2 additional weeks.

Dosage:
1 oz treats 60 gallons
4 oz treats 236 gallons
8 oz treats 480 gallons
16 oz treats 960 gallons
64 oz treats 3,786 gallons
4 gallons treats 30,240 gallons

API Stress Zyme Plus helps improve the development of the biological filter, as well as cleaning a dirty aquarium. API Stress Zyme contains millions of live, beneficial bacteria cultures to break down and destroy sludge in the gravel bed while keeping grass and plants clean.

• Keeps aquarium clean and reduces maintenance
• Improves bio filter at startup
• Made in the USA
• Great for fresh or saltwater

API Stress Zyme Plus breaks down organic compounds that can cause dangerous conditions such as ammonia and nitrite poisoning and low oxygen levels.

A continuing use of Stress Zyme will assure an active biological filter, cleaner aquarium, healthier fish, and an overall good water quality. You do not have to keep this product refrigerated. StressZyme can be used in Fresh or Saltwater aquariums and when setting up or maintaining aquarium. Additional features:

• Contains live bacteria to consume sludge
• Reduces aquarium maintenance
• Adds beneficial bacteria for a healthy aquarium
• All natural ingredients

When To Use: Use weekly for a healthy, clean aquarium and to maintain a strong biological filter.

Directions: Shake well. To maintain a clean, healthy aquarium: add 1 tsp. (5 ml) per 10 US gallons (38 L) or 1/2 cup (120 ml) for each 240 US gallons (912 ml) of water weekly. For new aquariums to help boost the biological filter: double the dose, use at startup and for 2 additional weeks.

Dosage:
1 oz treats 60 gallons
4 oz treats 236 gallons
8 oz treats 480 gallons
16 oz treats 960 gallons
64 oz treats 3,786 gallons
4 gallons treats 30,240 gallons

API Stress Zyme Plus helps improve the development of the biological filter, as well as cleaning a dirty aquarium. API Stress Zyme contains millions of live, beneficial bacteria cultures to break down and destroy sludge in the gravel bed while keeping grass and plants clean.

• Keeps aquarium clean and reduces maintenance
• Improves bio filter at startup
• Made in the USA
• Great for fresh or saltwater

API Stress Zyme Plus breaks down organic compounds that can cause dangerous conditions such as ammonia and nitrite poisoning and low oxygen levels.

A continuing use of Stress Zyme will assure an active biological filter, cleaner aquarium, healthier fish, and an overall good water quality. You do not have to keep this product refrigerated. StressZyme can be used in Fresh or Saltwater aquariums and when setting up or maintaining aquarium. Additional features:

• Contains live bacteria to consume sludge
• Reduces aquarium maintenance
• Adds beneficial bacteria for a healthy aquarium
• All natural ingredients

When To Use: Use weekly for a healthy, clean aquarium and to maintain a strong biological filter.

Directions: Shake well. To maintain a clean, healthy aquarium: add 1 tsp. (5 ml) per 10 US gallons (38 L) or 1/2 cup (120 ml) for each 240 US gallons (912 ml) of water weekly. For new aquariums to help boost the biological filter: double the dose, use at startup and for 2 additional weeks.

Dosage:
1 oz treats 60 gallons
4 oz treats 236 gallons
8 oz treats 480 gallons
16 oz treats 960 gallons
64 oz treats 3,786 gallons
4 gallons treats 30,240 gallons

API Stress Zyme Plus helps improve the development of the biological filter, as well as cleaning a dirty aquarium. API Stress Zyme contains millions of live, beneficial bacteria cultures to break down and destroy sludge in the gravel bed while keeping grass and plants clean.

• Keeps aquarium clean and reduces maintenance
• Improves bio filter at startup
• Made in the USA
• Great for fresh or saltwater

API Stress Zyme Plus breaks down organic compounds that can cause dangerous conditions such as ammonia and nitrite poisoning and low oxygen levels.

A continuing use of Stress Zyme will assure an active biological filter, cleaner aquarium, healthier fish, and an overall good water quality. You do not have to keep this product refrigerated. StressZyme can be used in Fresh or Saltwater aquariums and when setting up or maintaining aquarium. Additional features:

• Contains live bacteria to consume sludge
• Reduces aquarium maintenance
• Adds beneficial bacteria for a healthy aquarium
• All natural ingredients

When To Use: Use weekly for a healthy, clean aquarium and to maintain a strong biological filter.

Directions: Shake well. To maintain a clean, healthy aquarium: add 1 tsp. (5 ml) per 10 US gallons (38 L) or 1/2 cup (120 ml) for each 240 US gallons (912 ml) of water weekly. For new aquariums to help boost the biological filter: double the dose, use at startup and for 2 additional weeks.

Dosage:
1 oz treats 60 gallons
4 oz treats 236 gallons
8 oz treats 480 gallons
16 oz treats 960 gallons
64 oz treats 3,786 gallons
4 gallons treats 30,240 gallons

API Proper pH 6.5 Freshwater Aquarium pH Stabilizer sets and holds pH to 6.5 and resists pH rebound. pH is the measure of the acidity of water, on a scale ranging from 0-14. ApH of 0 is the most acidic, while a pH of 14 is the most alkaline. Water with a pH of 7.0 is considered "neutral". Along with keeping your pH at the correct levels Proper pH 6.5 also removes chlorine, neutralizes chloramines, adds electrolytes & detoxifies heavy metals in freshwater aquariums. It is perfect for soft water species including Tetras, discus, Rasboras, and Angelfish.

• Sets & stabilizes pH to 6.5
• Removes chlorine
• Ideal for Tetras, Discus and Angelfish
• Use when setting up a new tank, adjusting pH in an established tank, and water changes