WS (drinking water) Quantitative E.Coli

2,2',4,4',6-Pentabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 189084-64-8

Butyltin trichloride, 100mg

Isovitexin, 1mg