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Methanol ≥99.8% ACS for spectroscopy

Dodavatel: Thermo Scientific
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ACRO413775000EA 1480 CZK
ACRO413775000 ACRO413770025
Methanol ≥99.8% ACS for spectroscopy
Methanol
Vzorec: CH₃OH
MW: 32,04 g/mol
Bod varu: 64,6 °C (1013 hPa)
Bod tání: –98 °C
Hustota: 0,791 g/cm³
Bod vzplanutí: 12 °C (ot. pohárek)
Storage Temperature: Ambient
MDL Number: MFCD00004595
CAS číslo: 67-56-1
EINECS: 200-659-6
UN: 1230
ADR: 3,II
REACH: 01-2119433307-44
Merck Index: 13,05984
https://cz.vwr.com/stibo/web/std.lang.all/33/12/733312.jpg

Objednat

Výsledky specifikačního testu

Appearance Clear liquid
Water ≤0.1 % (K.F.)
Solubility (In water) Passes test
GC ≥99.8 %
UV at 205 nm A: ≤1
UV at 210 nm A: ≤0.8
UV at 220 nm A: ≤0.4
UV at 230 nm A: ≤0.2
UV at 240 nm A: ≤0.1
UV at 260 nm A: ≤0.04
UV at 280 nm A: ≤0.01
UV at 400 nm A: ≤0.01
Color scale ≤10 APHA
Residue after evaporation ≤0.001 %
Substance darkened by H2SO4 Passes test
Carbonyl compounds ≤0.001 % (each of acetone, formaldehyde, acetaldehyde)
Titrable acid ≤0.0003 meq/g
Titrable base ≤0.0002 meq/g
KMnO4-reducing substance Passes test

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