質檢項目
指标值總氮量(N),%
≤0.001硫酸鹽(SO4),%
≤0.002磷酸鹽(PO4),%
≤0.001溴化物(Br),%
≤0.01碘化物(I),%
≤0.002幹燥失量,%
≤0.5澄清度試驗
合格水不溶物,%
≤0.005重金屬(以Pb計(jì)),%
≤0.0005鎂(Mg),%
≤0.002鉀(K),%
≤0.02鈣(Ca),%
≤0.005鐵(Fe),%
≤0.0002鋇(Ba),%
≤0.001砷(As),%
≤0.00005含量(NaCl),%
≥99.5pH值(50g/L,25℃)
5.0~8.0六氰合鐵(Ⅱ)酸鹽[以Fe(CN)6計(jì)],%
≤0.00010755-2642 7577
hs-science@hs-science.cn