Mini Master Kit 4 Separate Tests The Mini Master Test Kit is essential for the weekly testing of fresh water fish. Comes complete with stand, test tubes, pitpettes, pH Wide range, Ammonia, Nitrite, and Nitrate. Out of stock SKU: PHT33 Category: Water Treatments and Remedies Related products Betta Water Conditioner 50ml Quick Testing Strips Ammonia HBH PH Balance Minus – 255g Ickaway (white Spot Med.) 30ml