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規(guī)格
指標名稱
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一級
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二級
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三級
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指定級
|
|
含量/%
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≥99.8
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≥99.8
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≥99.8
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根據(jù)客戶要求定做
|
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澄清度試驗
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合格
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合格
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合格
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|
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水不溶物/%
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≤0.005
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≤0.01
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≤0.02
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|
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氯化物和氯酸鹽(以Cl計) /%
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≤0.001
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≤0.002
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≤0.005
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|
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硫化合物(以SO4計) /%
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≤0.002
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≤0.005
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≤0.01
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|
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氮化合物(以N計) /%
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≤0.000 5
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≤0.001
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≤0.002
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|
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磷酸鹽(PO4) /%
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≤0.001
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≤0.002
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≤0.005
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硅酸鹽(SiO3) /%
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≤0.001
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≤0.005
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≤0.01
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鎂(Mg) /%
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≤0.002
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≤0.003
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≤0.005
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|
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鉀(K) /%
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≤0.005
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≤0.01
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≤0.02
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|
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鋁(Al) /%
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≤0.005
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≤0.01
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≤0.02
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鈣(Ca)/%
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≤0.005
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≤0.007
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≤0.01
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鐵(Fe) /%
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≤0.000 5
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≤0.001
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≤0.002
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|
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重金屬(以Pb計) /%
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≤0.000 5
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≤0.001
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≤0.002
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|
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還原碘物質(zhì)(以HCOOH計) /%
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≤0.005
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-
|
-
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