HPLC Preparative Grade Methanol

Test Items

Specification

Testing Result

Assay CH₃OH (by GC) , ω / %

99.9min

99.99

Color(APHA)

10 max

10

Residue on evaporation , ω / %

0.0001 max

<0.0001 

Water(by K-F) ,ω / %

0.05 max

0.013

Titrable Acid(H⁺) , (mmol/g)

0.0003 max

0.0002

Titrable Base(OH^-) , (mmol/g)

0.0002 max

Not Detected

UV Absorbance

(1cm cell vs. water)

at 210 nm

0.50 max

0.434