2,3,3',4,4',5’,6-Heptachlorobiphenyl

Sulfur Calibration Stock Solution Thiophene 1000 µg/mL in Toluene; unit: 5x1mL ampoules Please request for diluted samples in the range 1 to 1000 ng/mL.

Mefenpyr-diethyl, 100ug/ml in Acetonitril, 5ml

Linoleic acid methyl ester in cyclohexane One component, 3268.19, in cyclohexane 7x10mL (10mL of each concentration) Solution no. g/L % (V/V) 1 15 1,70 2 20 2,27 3 30 3,41 4 40 4,55 5 50 5,68 6