item | index | ||
Superior product | First grade | ||
Cabaltous acetate［calculate by Co(CH3COO)2·4H2O］ω/% ≥ | 99.3 | 98.0 | |
Water insoluble content ω/% ≤ | 0.02 | ||
sulfate(calculate by SO42-)ω/% ≤ | 0.01 | ||
chloride（calculate by Cl-）ω/% ≤ | 0.002 | 0.005 | |
nitrate(calculate by NO3-)ω/% ≤ | 0.05 | 0.08 | |
iron(Fe)ω/% ≤ | 0.001 | ||
copper(Cu)ω/% ≤ | 0.001 | 0.005 | |
nickel(Ni)ω/% ≤ | 0.08 | 0.10 | |
Alkalis and metal content content ω/% ≤ | 0.30 | 0.40 | |
cobaltous acetate
Purpose：Molecular formula：Co(CH3COO)2·4H2Orelative molecular mass MW （molecular weight）：249.08（press the year of 1997 international relative atomic mass）appearance：amaranth crystaluse：mainly use for produce the catalyst of terephthalic acid.
Description
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