Internal Standard Stock Solution, 1.2ml, nonane

2,2',3,4,4',5',6-Heptabromodiphenyl ether, neat, Solvent-neat, Unit 5mg, # of units-1, Cas.no. 207122-16-5

(2R,3R)rel2,3Dihydroxy-2-methylbutanoic Acid,500mg

2,3',4,4',6-Pentachlorobiphenyl (119)