Tetracloroetilene ≥99.9%, SPECTRONORM® per spettroscopia
Fornitore: VWR Chemicals
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Attenzione
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Synonyms:
Percloroetilene
Filtrato a 0,2 µm, confezionato sotto azoto
83950.290EA
70.8
EUR
83950.290
83950.320
Tetracloroetilene ≥99.9%, SPECTRONORM® per spettroscopia
Tetracloroetilene
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Formula:
C₂Cl₄ Peso molecolare: 165.83 g/mol Punto di ebollizione: 121.1 °C (1013 hPa) Punto di fusione: –22 °C Densità: 1.620 g/cm³ (20 °C) Flash Pt: 38 °C (coppa chiusa) Temperatura di stoccaggio: Ambiente |
MDL Number:
MFCD00000834 CAS Number: 127-18-4 EINECS: 204-825-9 UN: 1897 ADR: 6.1 III Merck Index: 12,09332 |
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Risultati del test di specificazione
| Assay (GC) | ≥ 99.9 % |
| Acidity | ≤ 0.0005 meq/g |
| Alkalinity | ≤ 0.0005 meq/g |
| Colouration | ≤ 10 APHA |
| Evaporation residue | ≤ 10 ppm |
| Water | ≤ 100 ppm |
| Absorbance (290 nm) | ≤ 0.70 |
| Absorbance (295 nm) | ≤ 0.19 |
| Absorbance (300 nm) | ≤ 0.10 |
| Absorbance (305 nm) | ≤ 0.20 |
| Absorbance (350 nm) | ≤ 0.05 |
| Absorbance (400 nm) | ≤ 0.03 |
| Transmittance (290 nm) | ≥ 20 % |
| Transmittance (295 nm) | ≥ 65 % |
| Transmittance (300 nm) | ≥ 80 % |
| Transmittance (305 nm) | ≥ 85 % |
| Transmittance (350 nm) | ≥ 89 % |
| Transmittance (400 nm) | ≥ 95 % |
| Fluorescence (as quinine) (365 nm) | ≤ 1.0 ppb |
| Meets the requirements of "Specific use spectroscopy" according ACS |
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