Metiletilchetone, per analisi, ExpertQ®, ACS, Reag. Ph Eur

- Synonyms: 2-Butanone, Methyl ethyl ketone, MEK
- C4H8O
- M = 72,11 g/mol
- CAS [78-93-3]
- EINECS-No.: 201-159-0
- Density: 0,80 g/cm3
- Solub. in water: (20 ºC): 292 g/l
- Melting point: -86 ºC
- Boiling point: 79,6 ºC
- Flash pt. -4 ºC
- Ignition temp.: 505 ºC
- Vapour pressure: (20 ºC) 105 hPa
- Dielectric const.: (20 ºC) 18,5
- LD 50 (oral, rat): 2737 mg/kg
- EC-Index-No.: 606-002-00-3
- ADR: 3 F1 II UN 1193
- IMDG: 3 II UN 1193
- IATA/ICAO: 3 II UN 1193
- GHS-signal word: Danger
- GHS-H sentences: H225 - H319 - H336 - EUH066
- GHS-P sentences: P210 - P303+P361+P353 - P305+P351+P338 - P370+P378 - P405 - P501a
- Tariff number: 2914 12 00 00
- Applications: analytical chemistry, chromatography, synthesis of organic products, in food industry.

SPECIFICATIONS
assay (G.C.): min. 99,5 %
identity (IR-spectrum): passes test
density (20º/4º): 0,804 - 0,806
density (20º/20º): 0,805 - 0,807
appearance: clear
colour (Hazen): max. 10
boiling point: 79 - 80 ºC
acidity: max. 0,0005 meq/g
alkalinity: max. 0,0002 meq/g
aluminium (Al): max. 0,5 ppm
barium (Ba): max. 0,1 ppm
boron (B): max. 0,02 ppm
cadmium (Cd): max. 0,05 ppm
calcium (Ca): max. 0,5 ppm
chromium (Cr): max. 0,02 ppm
cobalt (Co): max. 0,02 ppm
copper (Cu): max. 0,02 ppm
iron (Fe): max. 0,1 ppm
lead (Pb): max. 0,1 ppm
magnesium (Mg): max. 0,1 ppm
manganese (Mn): max. 0,02 ppm
nickel (Ni): max. 0,02 ppm
potassium (K): max. 0,1 ppm
strontium (Sr) : max. 0,02 ppm
tin (Sn): max. 0,1 ppm
zinc (Zn): max. 0,1 ppm
acetone (G.C.): max. 0,05 %
2-butanol (G.C.): max. 0,05 %
methanol (G.C.): max. 0,05 %
2-methyl-2-propanol (G.C.): max. 0,1 %
substances reducing KMnO4 : passes test
residue on evaporation: max. 0,0005 %
water (K.F.): max. 0,05 %