Tetra Pond Test 7-in-1 Water Test for The Pond, Quick and Easy Checking of Water Quality in The Garden Pond, 1 Can (25 Test Strips)

Water test for quick and easy checking of the 7 most important water values in one stepMeasures pH, total and carbonate hardness (GH + KH), nitrite (NO2-), nitrate (NO3 -),...