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Dichlorometan 99,9 Stabilised, SPECTRONORM® Spectroscopy

Dostawca: VWR Chemicals
Uwaga

Synonim: Dichlorek metylenu, Chlorek metylenu

Stabilizacja: ∼ 50 ppm 2-Methyl-2-buten
Filter 0,2 um_Nitrogen_filled

84702.320EA 1710 PLN
84702.320 84702.260
Dichlorometan 99,9 Stabilised, SPECTRONORM® Spectroscopy
Dichlorometan

SPECTRONORM solvents have extensive specifications to meet the highly demanding requirements of UV applications.

Formuła: CH₂Cl₂
MW: 84.93 g/mol
Temp. Wrzenia: 39.8
Temp. topnienia: –95 °C
Gęstość: 1.322 g/cm³ (20 °C)
Temperatura przechowywania: Temperatura otoczenia
Numer MDL: MFCD00000881
Numer CAS: 75-09-2
Numer WE (dawny EINECS): 200-838-9
Jednostka: 1593
ADR: 6.1 III
Klasyfikacja Merck : 12,06140

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Wyniki testów specyfikacyjnych

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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