Captan-3,3,4,5,6,6-d6, 100μg/ml in Acetone, 5ml

2,3,3',4,4',5',6-Heptabromodiphenyl ether, 1.2ml x 50ug/ml, toluene

Sulfur, 50µg/g (0.0050 wt%) in Diesel Fuel, 100ml

Aminocarb, 10.0 µg/ml, Ethyl acetate, 10ml