2,3,4,6-Tetrachlorobiphenyl (BZ-62)

Metformin-d6 HCl, 1000µg/ml in MeOH, 1ml

Tris-(aziridinyl)-phosphineoxide, 500µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 545-55-1

(TCLP) Standard for ICP