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

Catalog # H488-68

CAS Number:

Catalog # H488-68

CAS Number:

Specifications

For Laboratory,Research,or Manufacturing Use:
Passes Test
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

: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

CAS Number:67-56-1

Formula:CH₃OH

MDL Number:MFCD00004595