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 0703.13-500-IO 1,2,6-Trimethylnaphthalene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 3031-05-8 Price on request 2344.12-50-IO 3'-Fluoro-3,4,4',5-tetrachlorobiphenyl, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. Price on request 92222 ECH Standard Price on request