n-Heptane-d16

Thiophene/2-Methylthiophene (2:1) in isooctane/Toluene(3:1); Units: 5x1mL ampoules, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4056-0 Blank 0 S-4056-5 5

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

2,2',3,3',5,5',6-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane