Acetonitrile CHROMASOLV® Plus, for HPLC, =99.9%

Name: Acetonitrile
Synonymns: ACN; Methyl cyanide
Description: CHROMASOLV™ Plus, for HPLC, ≥99.9%

Container Type: Glass Bottle

Molar Mass: 41.05 g/mol

Empirical Formula: C₂H₃N
Linear Formula: CH₃CN

CAS Number: 75-05-8
Bielstein Registry Number: 741857
EC Number: 200-835-2
MDL Number: MFCD00001878

SPECIFICATIONS

Assay (GC): min. 99.90 %
GC (as heptachlor epoxide): max. 10 ng/l
Non-volatile matter: max. 0.0002 %
Water (Karl Fischer): max. 0.01 %
Free acid (as CH₃COOH): max. 0.001 %
Free alkali (as NH₃): max. 0.0001 %
Absorbance at 400 nm: max. 0.0044
Absorbance at 250 nm: max. 0.0044
Absorbance at 235 nm: max. 0.0044
Absorbance at 228 nm: max. 0.005
Absorbance at 200 nm: max. 0.02
Absorbance at 195 nm: max. 0.10
Fluorescence (chinin) at 254 nm: max. 0.5 ppb
Fluorescence (chinin) at 365 nm: max. 0.5 ppb
HPLC Gradient at 210 nm: max. 1 mAU
HPLC Gradient at 254 nm: max. 0.2 mAU
Baseline drift at 210 nm: max. 12 mAU



PHYSICAL PROPERTIES

Autoignition Temperature: 973 °F
Vapor Density: 1.41 (vs air)
Vapor Pressure: 72.8 mmHg ( 20 °C)
Explosion Limit: 16 %
Boiling Point: 81.6 °C
Freezing Point: -46 °C
Density: 0.7857 g/cm3



SAFETY INFORMATION

Flashpoint: 6 °C
Hazard Class: 3
Package Group: II
UN ID: 1648
Signal Word: Danger

GHS Classification:
Harmful (GHS07)
Flammable (GHS02)

Hazard Statement(s):
Causes serious eye irritation (H319)
Harmful if swallowed (H302)
Harmful in contact with skin (H312)
Harmful if inhaled (H332)
Highly flammable liquid and vapour (H225)

Precautionary Statement(s):
Wear respiratory protection (P284)
Wear protective gloves/protective clothing/eye protection/face protection (P280)

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