VISOCOLOR® alpha test kit, phosphate PO43-, 1 unit(s)VISOCOLOR alpha test kit, phosphate PO43 , Density (D) ~1 g cm The product line covers colorimetric, as well as titrimetric procedures. Using multicomponent reagents ensures that only one reagent is required to determine the presence of a chemical (two reagents for Cl2). Delivery incl. sample container with 5 ml ring marking, dropper bottles or powder flasks with the required reagents, dosing spoon for powder reagents and colour chart. Technical