3,4-Dichloro[13C12]diphenyl ether, 1.2ml x 50ug/ml, nonane

17 alpha(H),21 alpha(H)-30-Norhopane, 50µg/mL in Isooctane, 1ml

2-Chloroethanol Level 50

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K