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檢驗標準
Specification
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企業標準
In-house
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檢驗項目
Test Items
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標準規定
Specification
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檢驗結果
Results
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【性狀】Description
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外觀
Appearance
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白色結晶性粉末
White crystalline powder
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白色結晶性粉末
White crystalline powder
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熔點
Melting Point
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192℃~196℃，熔融時分解
Degradation on Melting
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194.5℃
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比旋度
Specific Rotation
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-149°~-151°（Water，C=0.1）
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-150.2°
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【鑒別】Identification
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A. 化學鑒別Chemical
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應呈正反應
Positive reaction
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呈正反應
Positive reaction
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B. 化學鑒別Chemical
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應呈正反應
Positive reaction
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呈正反應
Positive reaction
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C. IR鑒別Infrared
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應與對照圖譜（光譜圖集693）一致
Should correspond to RS
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符合規定
Conforms
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【檢查】Test
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酸度Acidity
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pH between 2.0 and 3.0( 2.5mg/ml)
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2.55
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有 關 物 質
Related Substance
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NMT 1.0%
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0.35%
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干 燥 失 重
Loss on Drying
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NMT 0.5%
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0.21%
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熾 灼 殘 渣
Residue on ignition
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NMT 0.1%
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Conforms
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重 金 屬
Heavy metal
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NMT 10ppm
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Conforms
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殘留溶劑 Residual Solvent
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甲醇 Methanol
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NMT 3000ppm
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Conforms
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二氯甲烷
Dichloromethane
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NMT 600 ppm
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Conforms
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【含量測定】Assay
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按干燥品計算，含C9H12N2O4S不得少于98.5%
C9H12N2O4S NLT 98.5% on dryness basis
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99.55%
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檢驗結論
Conclusion
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本品按企業標準檢驗，檢驗結果均符合規定。
It *plies with in-house Specification
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