beta-Carotene, 250mg

Esfenvalerate, 100 µg/ml, Ethyl acetate, 5ml

ASTM Method D2887 Calibration Sol., in chloroform, 1ml

3,5-Difluoro-2,3',4,4',6-pentabromodiphenyl ether (2,3',4,4',6-Pentabromo-3,5-difluorodiphenyl ether), 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 886748-35-2