Atrazine-desethyl, 100 µg/ml, Acetonitrile, 5ml

Perfluorooctanamide, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 307-31-3

ISO 9377-2MOD Extraction solvent standard solution Dilute of "extraction solvent stock solution" (S-4415) 10 times with the extracting solvent (n-pentane) Use 50mL of extraction solvent standard solution pr. experiment

Thiophene in Toluene Units: 5x1mL ampoule, 1x10mL screw-capped bottle Chiron No. Concentration µgS/g (ppm) Wt.% S-4053-0 Blank 0 S-4053-K 1 000 0.1000 S-4053-2.5K 2 500 0.2500 S-4053-5K