盐酸 | |||
项目 | 单位 | UP级规格 | EL级规格 |
含量 | % | 36.0~38.0 | 36.0~38.0 |
色度 | 黑曾 | ≤5 | ≤5 |
灼烧残渣(以硫酸盐计) | ppm | ----- | ----- |
颗粒(≥0.5um) | 个/ml | ≤25 | ----- |
颗粒(≥0.3um) | 个/ml | ≤150 | ----- |
颗粒(≥0.2um) | 个/ml | ≤300 | ----- |
颗粒(≥1.0um) | 个/ml | ---- | ≤25 |
亚硫酸盐(SO3) | ppm | ≤0.8 | ≤0.8 |
磷酸盐(PO4) | ppm | ≤1 | ≤1 |
硫酸盐(SO4) | ppm | ≤0.5 | ≤0.5 |
游离氯(Cl) | ppm | ≤0.5 | ≤0.5 |
铝(Al) | ppb | ≤5 | ≤20 |
锑(Sb) | ppb | ≤5 | ≤10 |
砷(As) | ppb | ≤10 | ≤30 |
钡(Ba) | ppb | ≤10 | ≤50 |
铍(Be) | ppb | ≤10 | ≤10 |
铋(Bi) | ppb | ≤10 | ≤20 |
硼(B) | ppb | ≤10 | ≤50 |
镉(Cd) | ppb | ≤10 | ≤50 |
钙(Ca) | ppb | ≤10 | ≤50 |
铬(Cr) | ppb | ≤10 | ≤100 |
钴(Co) | ppb | ≤10 | ≤20 |
铜(Cu) | ppb | ≤10 | ≤20 |
镓(Ga) | ppb | ≤10 | |
锗(Ge) | ppb | ≤10 | ---- |
金(Au) | ppb | ≤5 | ≤100 |
铁(Fe) | ppb | ≤50 | ≤100 |
铅(Pb) | ppb | ≤10 | ≤50 |
锂(Li) | ppb | ≤10 | ---- |
镁(Mg) | ppb | ≤10 | ≤100 |
锰(Mn) | ppb | ≤10 | ≤20 |
钼(Mo) | ppb | ≤10 | ≤100 |
镍(Ni) | ppb | ≤10 | ≤20 |
铌(Nb) | ppb | ≤10 | ---- |
钾(K) | ppb | ≤5 | ≤50 |
银(Ag) | ppb | ≤5 | ≤20 |
钠(Na) | ppb | ≤10 | ≤100 |
锶(Sr) | ppb | ≤10 | ---- |
钽(Ta) | ppb | ≤10 | ---- |
铊(Tl) | ppb | ≤10 | ---- |
钛(Ti) | ppb | ≤10 | ≤100 |
锡(Sn) | ppb | ≤10 | ≤100 |
钒(V) | ppb | ≤10 | ---- |
锌(Zn) | ppb | ≤10 | ≤20 |
锆(Zr) | ppb | ≤10 | ---- |