Ammonium Persulfate ( APS):
SPECIFICATION: purity..............98%
active oxygen..........6.8% min
total chloride..........0.005% MAX
HEAVY METAL........0.0005% max
FE...........................0.001% max
Oxidizing agent used with TEMED to catalyze acrylamide and bisacrylamide polymerization when preparing polyacrylamide gels for electrophoresis