Methanol, anhydrous ≥99.9%, ChromAR® for liquid chromatography, for UV spectrophotometry, Macron Fine Chemicals™

Sustainable Options Available

Sustainable Options Available

CAS Number:67-56-1

Formula:CH₃OH

MDL Number:MFCD00004595

:32.04 g/mol

Merck Index:13,05984

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

EINECS:200-659-6

UN:1230

ADR:3,II

REACH:01-2119433307-44

:GHS02

:GHS06

:GHS08

Specifications

Environmentally Preferable:
Safer Human and Environmental Health
Environmental certification:
Chem21 Solvent Selection Guide recommended after discussion

For Laboratory,Research,or Manufacturing Use:
= 99.9 %
ACS - Assay (CH₃OH) (by GC):
≥99.9 %
Carbonyl Compounds - Acetaldehyde:
≤0.001 %
Carbonyl Compounds - Acetone:
≤0.001 %
Carbonyl Compounds - Formaldehyde:
≤0.001 %
Color (APHA):
≤10
Residue after Evaporation:
≤0.0002 %
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:
≤0.20
Ultraviolet Absorbance (1.00-cm cell vs. water) - 240 nm:
≤0.05
Ultraviolet Absorbance (1.00-cm cell vs. water) - 254 nm:
≤0.01
Ultraviolet Absorbance (1.00-cm cell vs. water) - 260 nm:
≤0.04
Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 nm:
≤0.005
Ultraviolet Absorbance (1.00-cm cell vs. water) - 280 - 400 nm:
≤0.01
Ultraviolet Absorbance (1.00-cm cell vs. water) - 350 nm:
≤0.005
Ultraviolet Absorbance (1.00-cm cell vs. water)::
Passes Test
HPLC Gradient Elution (No Peak Greater than 25% of Full Scale)(0.005 au):
Passes Test