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Test Result
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Serial Number
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Test Item
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Standard
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Result
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1
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Description
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White or light yellow crystalline powder
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Conform
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2
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Content (%)
|
99.0~101.0
|
Conform
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3
|
Specific optical rotation
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+20.4 °~+21.4 °
|
Conform
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4
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Heavy metal (Pb%)
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≤0.0015
|
Conform
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5
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Loss on drying
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≤0.4
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Conform
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6
|
PH
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5.5~7.5
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Conform
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7
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Residue on ignition (%)
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≤0.1
|
Conform
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8
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Chloride (Cl%)
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19.0~19.6
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Conform
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9
|
Arsenic (As2O3%)
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≤0.0001
|
Conform
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10
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Sulfate (SO4%)
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≤0.03
|
Conform
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11
|
Ferric salt (%)
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≤0.003
|
Conform
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