Item No.: LC109721 - Ammonium Chloride, ACS, 500g
Test Specifications
Appearance: free-flowing, white crystals
Assay: >= 99.5%
pH of a 5% solution: pH 4.5 - 5.5
Insoluble matter: </= 0.005%
Residue after ignition: </= 0.01%
Calcium: </= 0.001%
Magnesium: </= 5 ppm
Heavy metals (as Pb): </= 5 ppm
Iron: </= 2 ppm
Phosphate: </= 2 ppm
Sulfate: </= 0.002%