默克MERCK色谱级HPLC乙腈

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默克MERCK色谱级HPLC乙腈
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详细介绍
  • 参考报价：电议 产地：德国 品牌：MERCK 型号：1.00030.4008 更新时间：2017/7/6
规格
Purity (GC)≥ 99.9 %
Identity (IR)conforms
Evaporation residue≤ 2.0 mg/l
Water≤ 0.02 %
Colour≤ 10 Hazen
Density (d 20?°C/20?°C)0.78
Refractive index (n 20/D)1.344
Boiling range (80-82°C)≥ 95 % (v/v)
Acidity≤ 0.0002 meq/g
Alkalinity≤ 0.0002 meq/g
Gradient grade (at 210?nm)≤ 1.0 mAU
Gradient grade (at 254?nm)≤ 0.5 mAU
Fluorescence (as quinine at 254?nm)≤ 1.0 ppb
Fluorescence (as quinine at 365?nm)≤ 0.5 ppb
Transmission (at 193?nm)≥ 60 %
Transmission (at 195?nm)≥ 80 %
Transmission (from 230?nm)≥ 98 %
Filtered by 0.2 μm filter.
Suitable for UPLC / UHPLC /Ultra HPLC - instruments.
Conforms to Acetonitrile for chromatography and Acetonitrile R1 according to Reag.Ph Eur;
conforms to the requirements of ACS for liquid chromatography suitability.

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