Test Kits & Adjusters



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API Ammo Lock 118ml

API Ammo Lock 118ml

API Ammo Lock is scientifically proven to protect fish cells from ammonia. Works instantly to detoxi..

$16.30

API Ammo Lock 237ml

API Ammo Lock 237ml

API Ammo Lock is scientifically proven to protect fish cells from ammonia. Works instantly to detoxi..

$25.80

API Ammo Lock 473ml

API Ammo Lock 473ml

API Ammo Lock is scientifically proven to protect fish cells from ammonia. Works instantly to detoxi..

$38.60

API Ammonia Test Kit

API Ammonia Test Kit

Ammonia Test - Fresh/Salt ^LR8600 Ammonia, the number one killer of tropical fish, is continually pr..

$33.00

API Copper Test Fresh/Salt

API Copper Test Fresh/Salt

Copper, a common treatment for many parasitic infections, must be monitored carefully in an aquarium..

$31.30

API Freshwater Master Test Kit

API Freshwater Master Test Kit

This Kit tests tap water and aquarium water for five different parameters that affect the health of ..

$86.70

API General Hardness Test Kit

API General Hardness Test Kit

API General Hardness Test - Fresh ^58 Tests tap water and freshwater aquariums for general hardness(..

$28.30

API High Range pH Test Kit

API High Range pH Test Kit

API pH Test Hi Range - Fresh/Salt ^27 Use to measure pH changes in marine aquariums, aquariums with ..

$19.20

API KH Test - Fresh/Salt Water

API KH Test - Fresh/Salt Water

API Carbonate hardness KH Test - Fresh/Salt ^59 (CARBONATE HARDNESS) Tests tap water and fresh or sa..

$19.80

API Nitrate NO3 Test Kit

API Nitrate NO3 Test Kit

API Nitrate Test - Fresh/Salt High levels of nitrate are a food source for unwanted algae and indica..

$33.00

API pH Down 118ml

API pH Down 118ml

API pH Down 118mL ^30C Designed to lower the pH of aquarium water testing has show pH to be at an un..

$15.50

API pH Down 473ml

API pH Down 473ml

API pH Down 473mL ^30B Designed to lower the pH of aquarium water testing has show pH to be at an un..

$50.60

API pH Freshwater Test Kit

API pH Freshwater Test Kit

API pH Test - Freshwater ^28 pH control is imperative to prevent the harmful effects of overly alkal..

$16.90

API pH Test Deluxe Freshwater Test

API pH Test Deluxe Freshwater Test

API pH Test Deluxe - Freshwater ^29A A complete kit to measure and adjust pH. Includes 37ml bottles ..

$28.50

API pH Up 118ml

API pH Up 118ml

API pH Up 118mL ^31C Designed to raise the pH of aquarium water where testing has show pH to be at a..

$15.50

API pH Up 473ml

API pH Up 473ml

API pH Up 473mL ^31B Designed to raise the pH of aquarium water where testing has show pH to be at a..

$48.20

API Phosphate Test Kit

API Phosphate Test Kit

API Phosphate Test - Fresh/Salt ^63L As phosphate increases so does the chance of having unsightly a..

$39.30

API Proper pH 6.5 240g

API Proper pH 6.5 240g

API Proper pH 6.5 - 240g ^35C For tetras, discus, angels and other soft water fish. Easily sets and ..

$30.20

API Proper pH 7.0

API Proper pH 7.0

API Proper pH 7.0 - 24g ^36 For tropical community aquariums. Easily sets and holds pH at 7.0. Treat..

$10.70

API Proper pH 7.0   250g

API Proper pH 7.0 250g

API Proper pH 7.0 - 250g ^36C For tetras, discus, angels and other soft water fish. Easily sets and ..

$31.30

API Replacement Test Tube

API Replacement Test Tube

API Replacement Test Tube. Sold as singles!..

$3.70

Aqua One PH 7.0 Calibration Solution 90ml

Aqua One PH 7.0 Calibration Solution 90ml

Aqua One PH 7.0 Calibration Solution 90ml..

$35.40

Aqua One pH Down - 250 gram

Aqua One pH Down - 250 gram

Where the pH reading is to high, use Aqua One pH down to lower the pH to the recommend levels...

$20.30

Aqua One pH Down Quick Drop - 100 gram

Aqua One pH Down Quick Drop - 100 gram

Where the pH reading is to high, use Aqua One pH down to lower the pH to the recommend levels...

$11.00

Aqua One pH Up Quick Drop - 100 gram

Aqua One pH Up Quick Drop - 100 gram

Where the pH reading is to low, use Aqua One pH up to increase the pH to the recommend levels...

$11.00

Aqua One pH Up Quick Drop - 250 gram

Aqua One pH Up Quick Drop - 250 gram

Where the pH reading is to low, use Aqua One pH up to increase the pH to the recommend levels...

$20.30

Aqua One pH Up Quick Drop 500g

Aqua One pH Up Quick Drop 500g

Where the pH reading is to low, use Aqua One pH up to increase the pH to the recommend levels...

$30.40

Aqua One QuickDrop Test Kit PH 6-7.8

Aqua One QuickDrop Test Kit PH 6-7.8

Keep the water quality in your aquarium at optimum levels with new Aqua One Quick Drop pH Test Kit. ..

$21.80

Aqua One Test Pen pH Hydro ProPen SPECIAL

Aqua One Test Pen pH Hydro ProPen SPECIAL

AQUA ONE PH Pen Hydro Test Pen Quick and accurate readings One touch calibrations Auto s..

$159.30

Malawi Buffer - 300 gram

Malawi Buffer - 300 gram

Malawi/Victoria Buffer is a blend of carbonate salts designed to enhance the natural environment of ..

$28.20

Seachem Discus Buffer 250g

Seachem Discus Buffer 250g

Adjusts pH to 5.8 - 6.8 Discus buffer helps to replicate the ideal discus environment (low pH and lo..

$30.50

Seachem Discus Buffer 50g

Seachem Discus Buffer 50g

Adjusts pH to 5.8 - 6.8 Discus buffer helps to replicate the ideal discus environment (low pH and lo..

$15.54

Seachem Discus Trace 250ml

Seachem Discus Trace 250ml

Discus Trace is a well rounded trace mineral supplement that does not contain sodium and is used to ..

$29.40

Seachem Discus Trace 500ml

Seachem Discus Trace 500ml

Discus Trace is a well rounded trace mineral supplement that does not contain sodium and is used to ..

$42.70

Seachem Neutral Regulator 250g

Seachem Neutral Regulator 250g

Seachem Neutral Regulator adjust pH to neutral (pH 7.0) from either a low of high pH and maintains i..

$28.50

Seachem Nuetral Regulator 50g

Seachem Nuetral Regulator 50g

Seachem Nuetral Regulator 50g Neutral Regulator adjust pH to neutral (pH 7.0) from either a low or h..

$14.40

Seachem Tanganyika Buffer 250g

Seachem Tanganyika Buffer 250g

Seachem Tanganyika Buffer 250g ^286 Tanganyika Buffer is a blend of carbonate salts designed to enha..

$29.40

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