Dichlorvos, 1000ug/ml in MeOH, 1ml

Dimethoate, 10.0 µg/ml, Acetonitrile, 10ml

Diazepam-d5, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 65854-76-4

ISO 9377-2 Extraction solvent standard solution Dilute of "extraction solvent stock solution" (S-4212) 10 times with the extracting solvent (n-pentane) Use 50mL of extraction solvent standard solution pr. experiment