Methanol ≥99.9% (by GC), UltimAR® for liquid chromatography, for UV spectrophotometry, Macron Fine Chemicals™

Supplier: Avantor Performance Materials
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Synonyms: Hydroxy methaneMethyl alcoholCarbinolWood alcohol

H488-68EA 0 GBP
MACRH488-10 MACRH488-06 H488-68
Methanol ≥99.9% (by GC), UltimAR® for liquid chromatography, for UV spectrophotometry, Macron Fine Chemicals™
Methanol

UltimAR-solvents that meet ACS specifications for liquid chromatography, UV-spectrophotometry, and general purpose use. They are also tested by GC/ECD and GC/FID for use in extraction/concentration sample clean-up protocols for trace-level organic impurities.


Suitable for liquid chromatography, extract/conc, UV-spectrophotometry, organic residue analysis.

Formula: CH₃OH
MW: 32.04 g/mol
Boiling Pt: 64.6 °C (1013 hPa)
Melting Pt: –98 °C
Density: 0.7918 g/cm³ (20 °C)
Flash Pt: 11 °C (closed cup)
Storage Temperature: Ambient
MDL Number: MFCD00004595
CAS Number: 67-56-1
EINECS: 200-659-6
UN: 1230
ADR: 3,II
REACH: 01-2119433307-44
Merck Index: 13,05984
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Specification Test Results

For Laboratory,Research,or Manufacturing Use
Appearance Passes Test
ACS - Assay (CH₃OH) (by GC, corrected for water) ≥99.9 %
Carbonyl Compounds - Acetone ≤0.001 %
Carbonyl Compounds - Acetaldehyde ≤0.001 %
Carbonyl Compounds - Formaldehyde ≤0.001 %
Color (APHA) ≤5
Residue after Evaporation ≤0.00010 %
Solubility in H₂O Passes Test
Substances Darkened by H₂SO₄ Passes Test
Substances Reducing Permanganate Passes Test
Titrable Acid (meq/g) ≤0.0003
Titrable Base (meq/g) ≤0.0002
Water (H₂O)(by Karl Fischer titrn) ≤0.05 %
Ultraviolet Absorbance (1.00-cm cell vs. water) - 205 nm ≤1.00
Ultraviolet Absorbance (1.00-cm cell vs. water) - 210 nm ≤0.80
Ultraviolet Absorbance (1.00-cm cell vs. water) - 220 nm ≤0.25
Ultraviolet Absorbance (1.00-cm cell vs. water) - 230 nm ≤0.12
Ultraviolet Absorbance (1.00-cm cell vs. water) - 240 nm ≤0.05
Ultraviolet Absorbance (1.00-cm cell vs. water) - 260 nm ≤0.01
Ultraviolet Absorbance (1.00-cm cell vs. water) - 400 - 280 nm ≤0.005
Liquid Chromatography Suitability Absorbance Passes Test
HPLC Gradient Elution (No Peak Greater than 25% of Full Scale)(0.005 au) Passes Test
ECD Sensitive Impurities (as Heptachl or Epoxide) Single Peak (ng/L) ≤5
Sum of the Peaks (ng/L) ≤10
FID Sensitive Impurities (as 2-Octano l) Single Peak (µg/L) ≤5
Sum of the Peaks (µg/L) ≤10
Fluorescence Trace Impurities, measured as Quinine Base - at Emission Maximum for Impurities ≤1.0 ppb

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