Metformin-d6-HCl, 100μg/ml in MeOH, 5ml

2,3,4,4',5-Pentachlorobiphenyl, 100 µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 74472-37-0

Sulfur Calibr. Mix. Dibenzothiophene in Toluene (20 cSt)Unit: 10mL screw-capped bottle Matrix White oil White Oil Concentration Isooctane Toluene 3 cSt

4-Nonylphenol, mixture of nonyl isomers, neat, Solvent-neat, Unit 250mg, # of units-1, Cas.no. 84852-15-3