Spermine, 100mg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 71-44-3

d4 Pregnane, 10µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 205529-77-7

25-Hydroxyvitamin D2-d6 (Dimethyl 26,27-d6)

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