Methanol ChromAR 99.9% [AR, Chromatogarphy, UV Spectrophotometry ]AR,99.9% Anhydrous, 4L Macron
3041.P0-4L



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

Product code 3041         
CH3OH = Mwt 32.04; CAS 67-56-1

BP 63-64 deg;  SG 0.792g/ml

Specification

For Laboratory,Research,or Manufacturing Use  
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
Appearance (clear, colorless liquid)  
Filtered through a 0.2 micron filter.  

Unit Qty: ea
Availability: 0 in stock