HPLC PREP Grade Methanol high purity chemical reagents

TEST ITEMS

SPECIFICATION

1

Assay (GC) , ω / %

≥99.9

2

Residue on evaporation,ω / %

≤0.0005

3

Water (H2O),ω / %

≤0.05

4

Titrable Acid(H+) / (mmol/g)

≤0.0004

5

Titrable Base(OH-) / (mmol/g)

≤0.0002

6

UV Absorbance

(1cm cell vs. water)

210 nm

≤0.50