13C4-Fipronil, 100 µg/ml, Acetonitrile, 1ml

Eplerenon,100 µg/mL,MeOH,1mL,

2-Phenyl-1H-benzimidazole, neat, Solvent-neat, Unit 10MG, # of units-1, Cas.no. 716-79-0

Thiophene in Thiophene-free Benzene Units: 5x1mL ampoule, 10mL screw-capped bottle Chiron No. Concentration Light White Mineral Oil µg thiophene/g (20 cSt at 40°C)