Silthiofam, 10 µg/ml, Ethyl acetate, 10ml

BTEX and n-Hydrocarbon Mix

Benzo[ghi]perylene-d12, 1000µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93951-66-7

4-Dimethylaminoantipyrine, 250mg