简要说明
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traceable to NIST SRM 194
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级别
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analytical standard
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杂质
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12.18%±0.10% total Kjeldahl nitrogen
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线性分子式
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NH4H2PO4
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干燥失重
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≤0.2% loss on drying
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纯度
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≥99.5% (T)
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纯度
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≥99.5%
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有效期
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(limited shelf life, expiry date on the label)
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熔点
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190 °C (dec.)(lit.)
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pH值
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3.8-4.4 (25 °C, 50 mg/mL in H2O)
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溶解度
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H2O: soluble, clear, colorless
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MSDS下载
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下载链接
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个人保护装置
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Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter
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德国WGK号
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1
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