Toluene-d8, 5000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 2037-26-5

d4 C28 alpha alpha alpha (20R)/C29 alpha alpha alpha (20R)-Methyl/Ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.

n-Alkanes C10-C25, all even and uneven, 16 analytes, 10x1mL

17ß(H),21 alpha(H)-(22RS)-Pentakishomohopane, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.