DI-N-PROPYL PHTHALATE 100 UG/ML IN NONANE (RING-1,…

CIS-HEPTACHLOR EPOXIDE (13C10, 99%) 100 UG/ML IN N…

TRANS-NONACHLOR (13C10, 98%) 100 UG/ML IN NONANE…

4-HYDROXYBENZOIC ACID (RING-13C6, 99%) 1 MG/ML IN …

CYPERMETHRIN, (MIX OF STEREOISOMERS) (PHENOXY-13C6,…

CYFLUTHRIN, (MIX OF STEREOISOMERS) (PHENOXY-13C6, 9…

(+/-)-BENZO[A]PYRENE-R-7,T-8,C-9,T-10-TETRAHYDRO- T…

CARBON TETRACHLORIDE (13C, 99%)…

CIS-PERMETHRIN (PHENOXY-13C6, 99%) 50 UG/ML IN NON…

9-HYDROXYFLUORENE (13C6, 99%) 50 UG/ML IN TOLUENE…