多功能色谱甲醇

多功能色谱甲醇Methanol, ACS/HPLC Certified
产品编号：122729 CAS：67-56-1


Specifications

Appearance Clear
Water by Karl Fischer titration Less than 0.05%
UV cutoff 205nm
Refractive index (20°C) 1.3284 ±0.0004 at
Residue Less than three mg/L
Purity by GC analysis Greater than 99.9%
Substances darkened by sulfuric acid Passes test
Substances reducing permanganate Passes test
Color (APHA) Less than 10
Solubility in water Passes test
Carbonyl compounds Less than 0.001% each of acetone, formaldehyde and acetaldehyde
Titrable acid Less than 0.3 μeq/g
Titrable base Less than 0.2 μeq/g
HPLC gradient elution Passes test


Suggested Applications
For HPLC, spectrophotometry and applications requiringACS Reagent Grade solvent.