Pesticides - Sandy Loam 4, 50g

Custom mix of thiophenes,two components in toluene: 0938.8 Benzothiophene 0.2mg/mL 0884.12 Dibenzothiophene 0.4mg/mL

3-Methyl-1-hexylcyclohexane (cis + trans), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 52886-35-8

Hexavalent Chromium (Cr +6)