4,4'-Methylene-bis(2-chloroaniline), 100 µg/ml, A

JWH-081 COOH, 50µg/mL, Solvent-acetonitrile, Unit 1mL, # of units-1, Cas.no.

Bisphenol S (13C12, 98%), 100µg/mL in MeOH, 1,2ml

Spiking Standard 1