Dichlormethan ≥99,9% stabilisiert, SPECTRONORM® für die Spektroskopie
Lieferant: VWR Chemicals
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Achtung
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Synonyms:
Methylenchlorid
, Chlormethylen
Stabilization:
Stabilisiert mit 2-Methyl-2-buten (iso-Amylen) ∼ 50 ppm
Filtriert über 0,2 µm-Filter. Unter Stickstoff abgefüllt.
84702.260EA
80.6
CHF
84702.260
84702.320
Dichlormethan ≥99,9% stabilisiert, SPECTRONORM® für die Spektroskopie
Dichlormethan
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Formel:
CH₂Cl₂ MW: 84,93 g/mol Siedepunkt: 39,8 °C (1013 hPa) Melting Pt: –95 °C Dichte: 1,322 g/cm³ (20 °C) Lager Temperatur: Raumtemperatur |
MDL Number:
MFCD00000881 CAS-Nummer: 75-09-2 EINECS: 200-838-9 UN: 1593 ADR: 6.1,III Merck Index: 12,06140 |
Spezifikation Testergebnisse
| Assay (GC) | ≥ 99,9 % |
| Acidity | ≤ 0,0002 meq/g |
| Alkalinity | ≤ 0,0002 meq/g |
| Colouration | ≤ 10 APHA |
| Evaporation residue | ≤ 2 ppm |
| Water | ≤ 100 ppm |
| Absorbance (235 nm) | ≤ 0,52 |
| Absorbance (240 nm) | ≤ 0,16 |
| Absorbance (245 nm) | ≤ 0,07 |
| Absorbance (250 nm) | ≤ 0,02 |
| Absorbance (from 255 nm) | ≤ 0,01 |
| Transmittance (235 nm) | ≥ 30 % |
| Transmittance (240 nm) | ≥ 70 % |
| Transmittance (245 nm) | ≥ 85 % |
| Transmittance (250 nm) | ≥ 95 % |
| Transmittance (from 255 nm) | ≥ 98 % |
| Fluorescence (as quinine) (254 nm) | ≤ 1,0 ppb |
| Fluorescence (as quinine) (365 nm) | ≤ 1,0 ppb |
| Meets the requirements of "Specific use spectroscopy" according ACS |
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