English En

Dimethyl sulfoxide, 99,9%, anhydrous (max. 0,005% H2O)

- Synonyms: DMSO, Sulfinyl bis(methane), Methylsulfoxide, Methylsulfinylmethane
- C2H6OS
- M = 78,13 g/mol
- CAS [67-68-5]
- EINECS-No.: 200-664-3
- Density: 1,10 g/cm3
- Solub. in water: (20 ºC): miscible
- Melting point: 18,5 ºC
- Boiling point: (33 hPa) 85 - 87 ºC
- Flash pt. 95 ºC
- Ignition temp.: 300 - 302 ºC
- Vapour pressure: (20 ºC) 0,6 hPa
- Refraction index: (n 20 ºC/D) 1,48
- LD 50 (oral, rat): 14500 mg/kg
- GHS-signal word: Warning
- GHS-H sentences: H315 - H319
- GHS-P sentences: P280 - P264 - P305+P351+P338 - P321 - P332+P313 - P337+P313
- Tariff number: 2930 90 98 99
- Applications: analytical chemistry, solvents, synthesis of organic products.

SPECIFICATIONS
assay (G.C.): min. 99,9 %
identity (IR-spectrum): passes test
density (20º/4º): 1,099 - 1,101
appearance: clear
colour (Hazen): max. 10
acidity: max. 0,0002 meq/g
heavy metals (as Pb): max. 1 ppm
iron (Fe): max. 1 ppm
substances darkened by H2SO4: passes test
residue on evaporation: max. 0,001 %
water (K.F.): max. 0,005 %