Aqueous Ethanol Standard (2.0g/l), 10 x 1,2ml Back Catalog number: ME 20200 Availability: In the manufacturer's stock Price on request - + Recommended 20021 Toxaphene Price on request 2217.16-100-T 1-Nitropyrene-d9, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93487-20-8 Price on request 92067 Anthracene, 100µg/ml in Acetonitrile, 1ml Price on request