218-01-9

analytical standard

certified reference material, TraceCERT^®, Manufactured by: Sigma-Aldrich Production GmbH, Switzerland

for synthesis

BCR^®, certified reference material

certified reference material, TraceCERT^®, 2000 μg/mL each component in methylene chloride, ampule of 1 mL

certified reference material, TraceCERT^®, 2000 μg/mL each component in methylene chloride, ampule of 2 × 1 mL

certified reference material, TraceCERT^®, 2000 μg/mL each component in dichloromethane, ampule of 5 × 1 mL

High Concentration, certified reference material, 4000 μg/mL each component in methylene chloride: benzene (1:1), ampule of 1 mL

certified reference material, 2000 μg/mL each component in methylene chloride, ampule of 25 mL

certified reference material, 500 μg/mL each component in dichloromethane

certified reference material, 500 μg/mL each component in acetone

certified reference material, 2000 μg/mL each component in dichloromethane, ampule of 1 mL

certified reference material, in methanol: methylene chloride (1:1) (varied concentration)

certified reference material, pkg of 50 g

certified reference material, 1000 μg/mL in methylene chloride

TraceCERT^®, certified reference material, 10 μg/mL each component in acetonitrile

certified reference material, 2000 μg/mL each component in benzene: dichloromethane (50:50), ampule of 1 mL

certified reference material, TraceCERT^®, 2000 μg/mL each component in methylene chloride: benzene (1:1)

certified reference material, in methylene chloride: methanol (1:1) (varied)

1000 μg/mL each component in methylene chloride: benzene (3:1), analytical standard

certified reference material, 1000 μg/mL each component in dichloromethane : benzene (3:1)

1000 μg/mL each component in dichloromethane : benzene (3:1), analytical standard

100 μg/mL each component in acetone: methylene chloride (9:1), analytical standard