alpha-Endosulfan, 100 µg/ml, Ethyl acetate, 5ml

WS-SDWA Conductance @ 20°C

3-Bromo-2,2-bis(bromomethyl)-1-propanol 1,1',1''- phosphate,50 µg/mL,isooctane,1mL,

Chlorsulfuron, 100 µg/ml, Acetonitrile, 1ml