Heptachlor-exo-epoxide (Iso B) 10µg/mL in CY, 10ml

1,3,5-Triazine-2,4,6-triamine-[15N3] (Melamine-[15N3]), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 287476-11-3

2,3',4,4'-Tetrabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 189084-61-5

Sulfur Calibration Mixtures: Di-n-butyl sulfide in Heavy White Oil (less than 20mg/kg S) Unit : 10mL screw-capped bottle Light White Mineral Oil Heavy White Mineral Oil (20 cSt at 40°C) (70 cSt at 40°C)