乙腈 ≥99.9%, SPECTRONORM® for spectroscopy

供应商: VWR Chemicals
Danger

Synonyms: 甲基氰, ACN

Filtered through a 0.2 µm filter, packaged under nitrogen.

VWRC84701.290EA 38.85 CNY
VWRC84701.290 VWRC84701.320
乙腈 ≥99.9%, SPECTRONORM® for spectroscopy
乙腈

SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.

分子式: H₃CCN
分子量: 41.05 g/mol
沸点: 81.6 °C (1013 hPa)
溶点: –45.7 °C
密度: 0.782 g/cm³ (20 °C)
闪点: 2 °C (closed cup)
存储条件: Ambient
MDL编号: MFCD00001878
CAS号: 75-05-8
EINECS: 200-835-2
UN号: 1648
ADR: 3 II
REACH: 01-2119471307-38
Merck Index: 13,00071
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产品技术规格

Assay (GC) ≥ 99,9 %
Acidity ≤ 0,0002 meq/g
Alkalinity ≤ 0,0001 meq/g
Colouration ≤ 10 APHA
Evaporation residue ≤ 2 ppm
Water ≤ 100 ppm
Absorbance (190 nm) ≤ 0,70
Absorbance (195 nm) ≤ 0,22
Absorbance (200 nm) ≤ 0,05
Absorbance (215 nm) ≤ 0,02
Absorbance (from 230 nm) ≤ 0,01
Transmittance (190 nm) ≥ 20 %
Transmittance (195 nm) ≥ 60 %
Transmittance (200 nm) ≥ 90 %
Transmittance (215 nm) ≥ 95 %
Transmittance (from 230 nm) ≥ 98 %
Fluorescence (as quinine) (254 nm) ≤ 0,5 ppb
Fluorescence (as quinine) (365 nm) ≤ 0,5 ppb


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