2,4'-DDD, 10.0 µg/ml, Ethyl acetate, 10ml

Tin (Sn)

2-Aminobiphenyl-d9, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-10, Cas.no. 344298-97-1

Chitin, Practical Grade, 1g