Determinations

Specification

Appearance

Colorless Crystal

Odor

Odorlessness

Content  (C₆H₈O₇)

≥99.5%

Acidity and alkalininty

Complying with the test

Clarity and colour of solution

Clarity and colour of solution

Heavy metals

≤0.001%

Water

7.5-9.0

Chloride PPM

≤50

Oxalate  PPM

≤350

Barium (Ba)

Complying with the test

Ash content %

≤0.10%

Readity carbonisable substances

Complying with the test

Sulphate  %

≤0.15