Propionic acid, for analysis, ExpertQ®, ACS

- Synonyms: Methyl acetic acid
- C3H6O2
- M = 74,08 g/mol
- CAS [79-09-4]
- EINECS-No.: 201-176-3
- Density: 0,99 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: -22 ºC
- Boiling point: 140 - 142 ºC
- Flash pt. 49 ºC
- Ignition temp.: 485 ºC
- Vapour pressure: (20 ºC) 2,9 hPa
- Refraction index: (n 20 ºC/D) 1,386
- LD 50 (oral, rat): 2600 mg/kg
- EC-Index-No.: 607-089-00-0
- ADR: 8 CF1 II UN 3463
- IMDG: 8 II UN 3463
- IATA/ICAO: 8 II UN 3463
- GHS-signal word: Danger
- GHS-H sentences: H314 - H226 - H335 -
- GHS-P sentences: P210 - P303+P361+P353 - P305+P351+P338 - P310 - P370+P378 - P405 - P501a
- Tariff number: 2915 50 00 00
- Applications: analytical chemistry, laboratory reagent, synthesis of organic products, for the synthesis of: esters, solvents, perfumery.

SPECIFICATIONS
assay (acidimetric, as CH3CH2COOH): min. 99,5 %
colour (Hazen): max. 20
identity (IR-spectrum): passes test
residue on evaporation: max. 0,01 %:
oxidizing substances (as HCOOH): max. 0,10 %
heavy metals (as Pb): max. 10 ppm
carbonyl compounds (as C3H5CHO): max. 0,002 %
water (K.F.): max. 0,15 %