Isooctane for UV, IR, HPLC, ACS

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Isooctane for UV, IR, HPLC, ACS
Content: 4 LTR
Physical Description:
liquid
Quality Name: for UV, IR, HPLC, ACS
Specification: Minimum assay (G.C.)@99.5%§Density 25/4@= 0.690§CHAR(13) + CHAR(10) Maximum limit of impurities@§APHA colour@10§Acidity@0.0002 meq/g§Alkalinity@0.0002 meq/g§Non-volatile matter@0.0003 %§Sulfur compounds (as S)@0.005 %§Water (H2O)@0.005 %§Suitability for IR spectrometry:@passes test§Fluorescence at 254 nm (as quinine)@1 ppb§Fluorescence at 365 nm (as quinine)@1 ppb§UV Spectrum (1cm cell; Ref.: water):@§Transmittance at 205 (Cut off) nm@=10%§Transmittance at 210 nm@=50%§Transmittance at 220 nm@=80%§Transmittance at 235 nm@=90%§Transmittance at 245-400 nm@=98%§Data of interest in HPLC:@§P' + 0,25 E@0.1§Rohrschneider Polarity@0.1§Eluotropic value e° (Al2O3)@0.01§Sol. H2O in solv. at 20°C@0.011§For critical jobs, purge with nitrogen.@§Microfiltered product (0.2 µm) and bottled under nitrogen atmosphere.@