Perfluoro-n-[1,2,3,4-13C4]butanoic acid, 50µg/ml in MeOH, 1,2ml

2-Bromonaphthalene, 50µg/mL, Solvent-Isooctane, Unit 1mL, # of units-1, Cas.no. 580-13-2

Custom Mix of Phthalates I, 12 components in acetone 100ug/ml 2094 Dimethylphthalate 1225 Diethylphthalate 1226 Di-n-butylphthalate 2102 Di-Isobutylphthalate 1224 Di-(2-ethylhexyl) phthalate 8779 Di-n-propylphthalate 8945 di-iso-propylphthalate 2099

QC Standard 4