1-Methyl-4-nitroso-piperazine, 50mg

Perdeuterated Internal Standard – PAH Mixture 9 1524,12 Acenaphthene-d10 [15067-26-2] 0389,14 Phenanthrene-d10 [1517-22-2] 1337,16 Fluoranthene-d10 [93951-69-0] 1087,18 Benzo[a]anthracene-d12 [1718-53-2] 1088,20 Benzo[a]pyrene-d

3-Bromo-2,7,8-trichloro[13C12]dibenzofuran, 1.2ml x 50ug/ml, toluene

Custom pesticide mix, organophosphorpesticides 22 components, each 100µg/mL in cyclohexane 8224.12 Azinphos-ethyl 8980.10 Boromophos-ethyl 3338.12 Chlorfenvinphos 3345.7 Chlorphyriphos-methyl 3377.4 Dichlorvos 3385.8 Disulfoton 2781.9 Fenitrothion 3