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ACETONITRILE (IN-HOUSE GC STANDARD)

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Article No. GI008 Grade
Purity CAS No. 75-05-8
Molecular Formula CH3CN Molecular Weight 41.05
H.S. Code 2926.9000 Shelf Life 36 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Odour Ether odor pH value 7.0
Melting point/ Freezing point [°C] -46°C Auto-ignition temperature [°C] 524°C
Flammability (solid, gas) Flammable Flash point [°C] 2°C
Boiling point [°C] 81.6°C Evaporation rate 5.79
Vapour pressure [20°C] 9.7kPa Vapour pressure mm/Hg 73
Vapour density 1.4 Density [g/cm3] 0.786

Specifications

Appearance A clear colorless liquid Purity (by GC) Min 99.8%
Water (by KF) Max 0.05% Potency Reported on COA
Identification (by IR) Conforms to structure Identification (by 1H NMR) Conforms to structure
Identification (by GCMS) Conforms to structure Identification (by Mass) Conforms to structure
Specific gravity (at 20°C) 0.780 - 0.783 Refractive index (20°C; 589 nm) 1.343-1.345
Residue on evaporation Max 0.0005%

Safety Information and Hazard Symbols

Flame Exclamation Mark
Symbol: GHS02, GHS07
 Signal Word: Danger
 UN No.: 1648
 IMCO Class No.: 3
 Packing Group: II
 Hazardous Statement: H225-H302-H312-H319-H332
 Precaution Statement: P210-P280-P303+P361+P353-P304+P340-P305+P351+P338
Revision Date: 09-Jan-2026

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