2,7-Dichloronaphthalene, 1.2ml x 50ug/ml, nonane

Tris(1,3-dichloro-2-propyl) phosphate-d15, 1.2ml x 50ug/ml, toluene

2,2',3,4',5,6,6'-Heptachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane

alpha alpha alpha (20R,24RS)-24-Ethylcholestane (82% in mixture with alpha alpha alpha (20S,24RS)-24-Ethylcholestane), 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no.