trans-Urocanic acid, 100mg

Custom Mix of pesticides and phthalates Each 250µg/mL in dichloromethane 2768.8 Atrazine 8226.6 Desmethyn 1396.10Malathion 2781.9 Fenithrothion 8683.14 Pyrazophos 1223.24 Di-n-octylphthalate 8779.14 Dipropylphthalate 2094.10 Dimethylphthalate

Rifampicin, 100mg

6-Nitrochrysene-d11, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-5, Cas.no. 203805-92-9