TOC Calibration Standard (C)

2,4,6-Trichlorophenol-3,5-d2, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 93951-80-5

4,4'-DDT (ring-13C12,99%) 100 µg/mL in Nonane, 1,2ml

Antimony (Sb)