The Test LAB Kit included test tubes, instruction card and record form which make water testing very easy. Colombo Water Test Kits come with convenient plastic case for ideal safe storage. You can also use the Colombo test strips for quick indications. Test Kit for Pond, Fresh & Salt Water Aquariums Hard Carry Case Reusable Complete All-In-One Kit Tests for pH Acidity, KH Carbonate Hardness, GH General Hardness, NH3 Ammonia, NO2 Nitrate, NO3 Nitrate & PO4 Phosphate

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