Endosulfan (alpha + beta), 10µg/mL in IO, 10ml

Phenol-2,4,6-d3, OD, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-5, Cas.no. 203645-65-2

5-Methylbenz[a]anthracene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 2319-96-2

QC Standard 5