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实验室常用缓冲液

Specification

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Appearance     White Powder

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Assay     99.0 – 100.5%

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Identification     PASS

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Transmittance     ≥ 95.0%

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Water     10.0 – 13.0%

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Sulfate     ≤ 0.01%

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Chloride     ≤ 0.005%

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Oxalate     ≤ 0.01%

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Iron     ≤ 5 mg/kg

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Calcium     ≤ 0.02%

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Arsenic     ≤ 1 mg/kg

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Lead     ≤ 2 mg/kg

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Insolubles     PASS

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