|
ITEM
|
UNIT
|
STANDARDS
|
|
Description
|
-----
|
Colorless Crystals or White Crystalline Powders
|
|
Assay
|
%
|
99.0 ~ 101.0
|
|
Sulphate
|
PPM
|
≤ 150
|
|
Oxalate
|
PPM
|
≤ 100
|
|
Heavy Metal
|
PPM
|
≤ 5
|
|
Iron
|
PPM
|
≤ 5
|
|
Chloride
|
PPM
|
≤ 50
|
|
Moisture
|
%
|
10.0 ~ 13.0
|
|
Readily Carbonisable Substances
|
-----
|
Less than Standard
|
|
Lead
|
PPM
|
≤ 1
|
|
As
|
PPM
|
≤ 1
|
|
Mercury
|
PPM
|
≤ 1
|
|
Tartrate
|
-----
|
Pass Test
|
|
Pyrogen
|
J/mg
|
Pass Test
|