Diclorometano ≥99% (by GC) stabilizzato, Puriss., meets analytical specification of Ph. Eur., NF, Riedel-de Haën™
Fornitore: Honeywell Chemicals
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Attenzione
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Synonyms:
Cloruro di metilene, Metilene cloruro
Stabilization:
stabilizzato con amilene ~25 mg/L
Beilstein Number: 1730800
Formula:
CH₂Cl₂ Punto di ebollizione: 39…41 °C (1,013 hPa) Punto di fusione: –97 °C Densità: 1,32…1.33 g/cm³ (20 °C) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00000881 CAS Number: 75-09-2 EINECS: 200-838-9 UN: 1593 ADR: 6.1,III Merck Index: 12,06140 |
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Risultati del test di specificazione
Assay (GC) | Min. 99.0 % |
Density (D 20/20) | 1.320 - 1.330 |
Density (D 25/25) | 1.318 - 1.322 |
Refractive index (n 20/D) | 1.423 - 1.425 |
Non-volatile matter | Max. 20 ppm |
Water (Karl Fischer) | Max. 0.02 % |
Free acid (as HCl) | Max. 0.001 % |
Heavy metals (as Pb) | Max. 1 ppm |
Chloride (Cl) | Max. 0.0003 % |
Free chlorine (Cl) | Max. 0.0001 % |
Free chlorine | complying |
Reaction against H₂SO₄ | complying |
Ethanol (GC) | Max. 0.01 Vol.% |
Methanol (GC) | Max. 0.02 Vol.% |
2-methyl-2-buten (GC) | 10 - 60 Vol.ppm |
Tetrachlorocarbon (GC) | Max. 10 Vol.ppm |
CHCl₃ (GC) | Max. 50 Vol.ppm |
Ethanol, 2-Methylbut-2-en + Volatile Impurities | complying |
Impurities (GC) total without stabilizer | Max. 0.1 Vol.% |
Residual solvents | complying |
Appearance of the substance | complying |
Identity (IR) | complying |
APHA | Max. 10 |
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