Methanol (Reag. USP, Ph. Eur.) for HPLC gradient / UHPLC supergradient grade, AC

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Methanol (Reag. USP, Ph. Eur.) for HPLC gradient / UHPLC supergradient grade, ACS
Content: 2,5 LTR
Physical Description:
liquid
Quality Name: for HPLC gradient / UHPLC supergradient grade, ACS
Specification: Minimum assay (G.C.)@99.9%§Identity@IR passes test§Density 20/4@0.791-0.792§Suitability: for gradient acc. to ACS@passes test§CHAR(13) + CHAR(10) Maximum limit of impurities@§APHA colour@10§Acidity@0.0002 meq/g§Alkalinity@0.0002 meq/g§Insoluble matter in H2O@passes test§Non-volatile matter@0.0002 %§Reducing substance to KMnO4@passes test§Darkened substances by H2SO4@passes test§Carbonyl compounds (as CH3COCH3)@0.001%§Base line drift (235 nm)@15 mUA§Water (H2O)@0.03 %§Gradient at 235 nm@2 mUA§Gradient at 254 nm@1 mUA§Fluorescence at 254 nm (as quinine)@1 ppb§Fluorescence at 365 nm (as quinine)@0.5 ppb§UV Spectrum (1cm cell; Ref.: water):@§Transmittance at 205 (Cut off) nm@=10%§Transmittance at 210 nm@=30%§Transmittance at 220 nm@=60%§Transmittance at 230 nm@=80%§Transmittance at 240 nm@=90%§Transmittance at 260-400 nm@=98%§Data of interest in HPLC:@§Rohrschneider Polarity@5.1§Eluotropic value e° (Al2O3)@0.95§Sol. H2O in solv. at 20°C@miscible§Microfiltered product (0.2 µm) and bottled under nitrogen atmosphere.@§Conforms to Methanol R1 and R2 according to Reag. Ph. Eur.@