Arshine Group Co.,Ltd.
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Sulfadimidine Sodium (SM2-Na)
Molecular Formula:C12H13N4NaO2S
Molecular Weight:300.33
CAS NO.: 1981-58-4
Assay:100%
TESTING ITEMS
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SPECIFICATION
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RESULT
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IDENTIFICATION
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A:THE INFRARED ABSORPTION SPECTRUM;
B:THE REACTION OF PRIMARY AROMATID AMINES;
C:THE TESTS OF SODIUM
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COMPLIES
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CHARACTERISTICS
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WHITE or CREAMY WHITE POWDER or CRYSTALLINE
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COMPLIES
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CLARITY AND COLOR OF SOLUTION
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NOT MORE COLOURED THAN Y4
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CLEAR,< Y4
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ALKALINITY
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PH=10.0-11.0
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PH=10.5
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RELATED SUBSTANCES
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MEETS(≤0.5%)
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COMPLIES,<0.5%
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LOSS ON DRYING
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≤2.0%
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0.5%
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ASSAY(%)
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98.0%-101.0%
(THE DRIED SUBSTANCE)
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100.0%
(THE DRIED SUBSTANCE)
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Descriptors: white or light yellow crystal or powder, odourless or almost odourless, taste bitter and hygroscopicity, the goods in the water soluble, slightly soluble in ethanol in.
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