1,2-Dibromoethane

alpha alpha alpha (24R)-4 alpha-Methyl-24-ethylcholestane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 53596-90-0

2,3,3',4,5'-Pentachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Hexadecyltrimethylammonium Bromide, >98%, 25g