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50387 Sigma-Aldrich

Acetonitrile

for HPLC, gradient grade, ≥99.9% (GC)

Synonym: ACN, Methyl cyanide

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Properties

grade   for HPLC, gradient grade
vapor density   1.41 (vs air)
vapor pressure   72.8 mmHg ( 20 °C)
InChI Key   WEVYAHXRMPXWCK-UHFFFAOYSA-N
assay   ≥99.9% (GC)
autoignition temp.   973 °F
shelf life   limited shelf life, expiry date on the label
expl. lim.   16 %
impurities   ≤0.0005% free alkali (as NH3)
  ≤0.005% free acid (as CH3COOH)
  ≤0.02% water
  ≤1 ppb quinine fluor., 254 nm
  ≤1 ppb quinine fluor., 365 nm
evapn. residue   ≤0.001%
refractive index   n20/D 1.344(lit.)
  n20/D 1.344
bp   81-82 °C(lit.)
mp   −48 °C(lit.)
density   0.786 g/mL at 25 °C(lit.)
absorption   /210 nm ≤5 mAU
  /254 nm ≤1 mAU
λ   1 cm path, H2O reference
UV absorption   λ: 200 nm Amax: 0.1
  λ: 210 nm Amax: 0.035
  λ: 220 nm Amax: 0.02
  λ: 230 nm Amax: 0.01
  λ: 240 nm Amax: 0.005

Description

Other Notes

Same product — same quality — now Sigma-Aldrich brand

Price and Availability

Safety & Documentation

Safety Information

Symbol 
Signal word 
Danger
Hazard statements 
Precautionary statements 
RIDADR 
UN 1648 3 / PGII
WGK Germany 
2
RTECS 
AL7700000
Flash Point(F) 
35.6 °F
Flash Point(C) 
2 °C
Protocols & Articles
Peer-Reviewed Papers
15

References

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