استونیتریل مرک کد 100030

استونیتریل مرک کد ۱۰۰۰۳۰ گرید کروماتوگرافی در بسته بندی ۲.۵ لیتری

Specifications
Purity (GC) ≥ 99.9 %
Identity (IR) conforms
Evaporation residue ≤ 2.0 mg/l
Water ≤ 0.02 %
Color ≤ 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