Methyl Alcohol, UltimAR H488-10EA Avantor Performance Materials
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113.95
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Suitable for Liquid Chromatography, E x tract/Conc, UV-Spectrophotometry
Formula: CH 3 OH
Formula Weight: 32.04
CAS Number: 67-56-1
Pkg. Type : Bottle, Glass
This listing is for Each
Formula: CH 3 OH
Formula Weight: 32.04
CAS Number: 67-56-1
Pkg. Type : Bottle, Glass
This listing is for Each
Meets A.C.S. Specifications for Liquid Chromatography and UV Spectrophotometry
Appearance Passes Test
Assay (CH 3 OH) (by GC, corrected for water) min. 99.9 %
Carbonyl Compounds:
Acetone max. 0.001 %
Acetaldehyde max. 0.001 %
Formaldehyde max. 0.001 %
Color (APHA) max. 5
Residue after Evaporation max. 0.0001 %
Solubility in H 2 O Passes Test
Substances Darkened by H 2 SO 4 Passes Test
Substances Reducing Permanganate Passes Test
Titrable Acid (meq / g) max. 0.0003
Titrable Base (meq / g) max. 0.0002
Water (H 2 O)(by Karl Fischer titration) max. 0.05 %
Ultraviolet Absorbance (1.00-cm cell vs. water):
205 nm max. 1.00
210 nm max. 0.80
220 nm max. 0.25
230 nm max. 0.12
240 nm max. 0.05
260 nm max. 0.01
400 - 280 nm max. 0.005
Liquid Chromatography Suitability
Absorbance Passes 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 Impurities max. 1.0
Appearance Passes Test
Assay (CH 3 OH) (by GC, corrected for water) min. 99.9 %
Carbonyl Compounds:
Acetone max. 0.001 %
Acetaldehyde max. 0.001 %
Formaldehyde max. 0.001 %
Color (APHA) max. 5
Residue after Evaporation max. 0.0001 %
Solubility in H 2 O Passes Test
Substances Darkened by H 2 SO 4 Passes Test
Substances Reducing Permanganate Passes Test
Titrable Acid (meq / g) max. 0.0003
Titrable Base (meq / g) max. 0.0002
Water (H 2 O)(by Karl Fischer titration) max. 0.05 %
Ultraviolet Absorbance (1.00-cm cell vs. water):
205 nm max. 1.00
210 nm max. 0.80
220 nm max. 0.25
230 nm max. 0.12
240 nm max. 0.05
260 nm max. 0.01
400 - 280 nm max. 0.005
Liquid Chromatography Suitability
Absorbance Passes 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 Impurities max. 1.0
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