Item
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Unit
|
BP
|
USP
|
FCC
|
E 330
|
GB1886.235-2016
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Characters
|
/
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White Crystalline Powders,Colorless Crystals or Granules.Odorless, has a strongly acid taste.
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Identification
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/
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Pass Test
|
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|
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Color & Clarity of Solution
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/
|
Pass Test
|
Pass Test
|
/
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/
|
/
|
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Assay
|
%
|
99.5~100.5
|
99.5~100.5
|
99.5~100.5
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≥99.5%
|
99.5~100.5
|
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Water
|
%
|
7.5~9.0
|
7.5~9.0
|
≤8.8
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≤8.8
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7.5~9.0
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Readily Carbonisable Substances
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/
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Not Darker than Standard
|
Not Darker than Standard
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A≤0.52,T≥30%
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Not Darker than Standard
|
≤1.0
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Sulphated Ash
|
%
|
≤0.1
|
≤0.1
|
≤0.05
|
≤0.05
|
≤0.05
|
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Chloride
|
ppm
|
/
|
/
|
/
|
/
|
≤50
|
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Sulphate
|
ppm
|
≤150
|
≤150
|
/
|
/
|
≤150
|
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Oxalate
|
ppm
|
≤360
|
≤360
|
Pass Test
|
≤100
|
≤100
|
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Calcium
|
ppm
|
/
|
/
|
/
|
/
|
≤200
|
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Arsenic
|
ppm
|
/
|
/
|
/
|
≤1
|
≤1.0
|
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Lead
|
ppm
|
/
|
/
|
≤0.5
|
≤0.5
|
≤0.5
|
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Aluminum
|
ppm
|
≤0.2
|
≤0.2
|
/
|
/
|
/
|
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Mercury
|
ppm
|
/
|
/
|
/
|
≤1
|
/
|
||||
Heavy Metals
|
ppm
|
≤10
|
/
|
/
|
/
|
/
|
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Bacterial Endotoxins
|
IU/mg
|
<0.5
|
Pass Test
|
/
|
/
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/
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