API 5 In 1 Aquarium Test Strips

The quick and accurate way to test for pH, Nitrite, General Hardness. Desiccant-lined tube, with snap-tight cap, provides maximium moisture protection for accurate results. 

• Highly precise color charts.
• Dip directly into aquarium - no seperate vial needed.
• Includws information on how to correct unsafe water conditions.
• For fresh & salt water.

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