Tris(4-isopropylphenyl) phosphate, 1.2ml x 50ug/ml, toluene

Mix of deuterated PCBs (28,52,101), 100µg/ml in Nonane, 1ml

Sulfur Calibr. Mix. Dibenzothiophene in Isooctane. Units: 5x1mL ampoule, 1x10mL screw cap bottle Chiron No. (Matrix) Concentration Isooctane Xylene White oil 3 cst µgS/g (ppm) Wt.% S-4055-0-IO

Endrin aldehyde, 100µg/mL, Solvent-c.hexane or ac.nitrile, Unit 1mL, # of units-1, Cas.no. 7421-93-4