Hochreine Lösungsmittel & Hochreine Säuren

high purity solvents and acids code product unit so-1263-b025 so-1263-b040 methanol picograde® for residue analysis methanol picograde® for residue analysis un 1230 cas-nr 67-56-1 ch3oh assay 99.0 min water 0.1 max non-volatile matter 0.0005 max 1 l 0.792 kg at 20°c specification gc/ecd in the gc-ecd chromatogram there are no interfering single signals in the retention time interval between 1,4-dichlorobenzene and decachlorobiphenyl by a 500-fold concentration greater than that given by 10 pg/ml heptachlor-epoxide gc/fid in the gc-fid chromatogram there are no interfering single signals in the retention time interval between n-octane c8 and n-tetracontane c40 by a 500-fold concentration greater than that given by 50 ng/ml n-undecane c11 2.5 l 4l 2-methoxyethanol so-9509-b010 2-methoxyethanol for the analysis of highly volatile halogenated hydrocarbons un 1188 cas-nr 109-86-4 c3h8o2 assay 99.7 min water 0.08 max non-volatile matter 0.0006 max 1 l 0.961 kg at 20°c highly