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o-Xylene, EssentQ®, Reag. Ph Eur

- Synonyms: 1,2-Dimethylbenzene
- C8H10
- M = 106,17 g/mol
- CAS [95-47-6]
- EINECS-No.: 202-422-2
- Density: 0,88 g/cm3
- Solub. in water: (20 ºC): 0,18 g/l
- Melting point: -25 ºC
- Boiling point: 144,4 ºC
- Flash pt. 30 ºC
- Ignition temp.: 465 ºC
- Vapour pressure: (20 ºC) 6,7 hPa
- Dielectric const.: (30 ºC) 2,5
- LD 50 (oral, rat): 3609 mg/kg
- EC-Index-No.: 601-022-00-9 [1]
- ADR: 3 F1 III UN 1307
- IMDG: 3 III UN 1307
- IATA/ICAO: 3 III UN 1307
- GHS-signal word: Warning
- GHS-H sentences: H226 - H312 - H332 - H315
- GHS-P sentences: P210 - P241 - P303+P361+P353 - P370+P378 - P403+P235 - P501a
- Tariff number: 2902 41 00 00
- Applications: synthesis of organic products, solvents, manufacture of dyes.

SPECIFICATIONS
assay (G.C.): min. 99 %
identity (IR-spectrum): passes test
refractive index n20/D: 1,504 - 1,507
density (20º/20º): 0,880 - 0,884
acidity: max. 0,0003 meq/g
alkalinity: max. 0,00025 meq/g
iron (Fe): max. 0,5 ppm
copper (Cu): max. 0,2 ppm
lead (Pb): max. 0,2 ppm
nickel (Ni): max. 0,2 ppm
(m + p)-xylene (G.C.): max. 1 %
thiophene (G.C.): max. 0,0005 %
sulphur compounds (as S): max. 0,003 %
residue on evaporation: max. 0,005 %:
water (K.F.): max. 0,03 %