Diclorometano ≥99.9% estabilizado, SPECTRONORM® para espectroscopia
Proveedor: VWR Chemicals
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Atención
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Sinónimos:
Metileno cloruro
Estabilización:
∼ 50 ppm estabilizado con 2-metil-2-buteno
Filtrado por 0,2 µm. Acondicionado en nitrógeno.
84702.320EA
192
EUR
84702.320
84702.260
Diclorometano ≥99.9% estabilizado, SPECTRONORM® para espectroscopia
Diclorometano
SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.
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Formula:
CH₂Cl₂ MW: 84.93 g/mol Pto. Ebullición: 39.8 Pto. de fusión: –95 °C Densidad: 1.322 g/cm³ (20 °C) Temperatura de almacenaje: Ambiente |
Número MDL:
MFCD00000881 Núm. CAS: 75-09-2 EINECS: 200-838-9 UN: 1593 ADR: 6.1 III Índice Merck: 12,06140 |
Resultados test especificaciones
| 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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