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 Quick Testing Strips Ammonia HBH PH Balance Plus – 198g Pimafix Fungicide/bactericide 118ml Pimafix 480ml