- Synonyms: Methyl cyanide, Cyanomethaner- CH3CNr- M = 41,05 g/molr- CAS [75-05-8]r- EINECS-No.: 200-835-2r- Density: 0,786 g/cm3 r- Solub. in water: (20 ºC): miscibler- Melting point: -45,7 ºCr- Boiling point: 81,6 ºCr- Flash pt. 2 ºCr- Ignition temp.: 524 ºCr- Vapour pressure: (20 ºC) 97 hPar- Refraction index: (n 20 ºC) 1,3442r- Dielectric const.: (20 ºC) 37,5r- LD 50 (oral, rat): 2730 - 3800 mg/kgr- EC-Index-No.: 608-001-00-3r- ADR: 3 F1 II UN 1648r- IMDG: 3 II UN 1648r- IATA/ICAO: 3 II UN 1648r- GHS-signal word: Dangerr- GHS-H sentences: H225 - H302+H312+H332 - H319r- GHS-P sentences: P210 - P303+P361+P353 - P305+P351+P338 - P370+P378 - P403+P235 - P501ar- Tariff number: 2926 90 70 22r- Applications: chromatography, synthesis of organic products, solvents.rrSPECIFICATIONSrassay (G.C.): min. 99,9 %ridentity (IR-spectrum): passes testrdensity (20º/4º): 0,779 - 0,783racidity: max. 0,0002 meq/gralkalinity: max. 0,0001 meq/grresidue on evaporation: max. 0,0005 %rwater (K.F.): max. 0,02 % rrrmaximum peak absorbance:: 0,003 AUrmaximum background absorbance:: 0,015 AUrrrmaximum peak absorbance:: 0,0005 AUrrrwavelength:: T(%) A (AU)r195 nm: 76% 0,119 AUr200 nm: 93% 0,032 AUr230 nm: 99 % 0,004 AUr235 nm: 99 % 0,004 AUr250 nm: 99 % 0,004 AUrrMicrofiltered through membranes of pore diameter 0,22 µm r