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規(guī)格
指標(biāo)名稱
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一級(jí)
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二級(jí)
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三級(jí)
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指定級(jí)
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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(yàn)
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合格
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合格
|
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(jì)) /%
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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(jì)) /%
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≤0.002
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≤0.005
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≤0.01
|
|
|
氮化合物(以N計(jì)) /%
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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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|
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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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|
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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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|
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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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|
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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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重金屬(以Pb計(jì)) /%
|
≤0.000 5
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≤0.001
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≤0.002
|
|
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還原碘物質(zhì)(以HCOOH計(jì)) /%
|
≤0.005
|
-
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-
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供應(yīng)優(yōu)質(zhì)試劑級(jí)碳酸氫鈉