甲酸铵分子式

时间:2024-12-11浏览数:372

甲酸铵

含量【 (hcoonh4】, w/% ≥ content( (hcoonh4), w/% ≥ 98 98 99

ph值 ph value 6.0-8.0 —— 6.3-6.8

灼烧残渣(以硫酸盐计),w/% ≤ ignition residue (as sulfates),w/% ≤ 0.02 0.02 0.02

氯化物(cl),w/% ≤ chlorides (cl),w/% ≤ 0.001 0.002 0.002

硫酸盐 ,w/% ≤ sulfate,w/% ≤ 0.005 0.05 0.005

铅(pb), w/% ≤ heavy ls (pb), w/% ≤ 0.0002 —— 0.0002

铁 (fe),w/% ≤ iron(fe),w/% ≤ 0.0005 0.002 0.0005


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