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Avantor - Macron Fine Chemicals™

Methyl Alcohol 1 L Ultimar®

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Methyl Alcohol 1 L Ultimar®

Suitable for Liquid Chromatography, Extract/Conc, UV-Spectrophotometry

Formula: CH3OH

Formula Weight: 32.04

CAS Number: 67-56-1

Meets A.C.S. Specifications for Liquid Chromatography and UV Spectrophotometry
AppearancePasses Test
Assay (CH3OH) (by GC, corrected for water)min. 99.9 %
Carbonyl Compounds:
Acetonemax. 0.001 %
Acetaldehydemax. 0.001 %
Formaldehydemax. 0.001 %
Color (APHA)max. 5
Residue after Evaporationmax. 0.0001 %
Solubility in H2OPasses Test
Substances Darkened by H2SO4Passes Test
Substances Reducing PermanganatePasses Test
Titrable Acid (meq/g)max. 0.0003
Titrable Base (meq/g)max. 0.0002
Water (H2O)(by Karl Fischer titration)max. 0.05 %
Ultraviolet Absorbance (1.00-cm cell vs. water):
205 nmmax. 1.00
210 nmmax. 0.80
220 nmmax. 0.25
230 nmmax. 0.12
240 nmmax. 0.05
260 nmmax. 0.01
400 - 280 nmmax. 0.005
Liquid Chromatography Suitability
AbsorbancePasses Test
HPLC Gradient Elution (No Peak Greater than 25% of Full Scale)(0.005 au)Passes Test
Extraction - Concentration Suitability
GC-ECD Sensitive Impurities (as Heptachlor Epoxide) Single Peak (ng/L)max. 5
Sum of the Peaks (ng/L)max. 10
GC-FID Sensitive Impurities (as 2-Octanol) Single Peak (µg/L)max. 5
Sum of the Peaks (µg/L)max. 10
Fluorescence Trace Impurities, in ppb, measured as Quinine Base:
at Emission Maximum for Impuritiesmax. 1.0

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Product Detail
Thomas No.
C493E10
Mfr. No.
H488-06
Description
Methyl Alcohol 1 L Ultimar®
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