Tetrakloreten ≥99.9%, SPECTRONORM® for spectroscopy
Leverantör: VWR Chemicals
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Varning
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Synonyms:
Tetrachloroethene, Ethylene tetrachloride, PCE, Perchloroethylene
Filtered through a 0.2 µm filter, packaged under nitrogen.
83950.290EA
1200
SEK
83950.290
83950.320
Tetrakloreten ≥99.9%, SPECTRONORM® for spectroscopy
Tetrakloreten
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Formel:
C₂Cl₄ MW: 165,83 g/mol Kokpunkt: 121,1 °C (1013 hPa) Smältpunkt: –22 °C Densitet: 1,620 g/cm³ (20 °C) Flampunkt: 38 °C (closed cup) Storage Temperature: Omgivande |
MDL Number:
MFCD00000834 CAS nummer: 127-18-4 EINECS: 204-825-9 UN: 1897 ADR: 6.1,III Merck Index: 12,09332 |
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Specifikation testresultat
| 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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