JBL Testlab

Twelve different tests for comprehensive water analyses. pH 3.0 - 10, pH 6.0 - 7.6, pH 7.4 - 9.0, oxygen O?, CO? table, GH, KH, phosphate PO?, ammonium/ammonia NH?/NH?, nitrite NO?, nitrate NO?, iron Fe, copper Cu, silicate SiO2.