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Zinc carbonate basic

Cas:
5970-47-8
Molecular Structure:
Molecular Formula:
3Zn(OH)2·2ZnCO3
Molecular Weight:
Alias:
Zinc subcarbonate Zinc hydroxide carbonate
Product order:
Name Specifications Packing Price Delivery
Zinc carbonate basic CP 250g RMB 66 Consulting service
Zinc carbonate basic AR 250g RMB 74.8 Consulting service
Character:
白色粉末。其組成不肯定。能溶于稀酸、氨水和碳酸銨溶液,不溶于水和醇
Quality Standard:
   
   項(xiàng)目Item                                           分析純   化學(xué)純
                                                    (AR)     (CP)
含量(以Zn計(jì))Assay,%                               ≥ 57.5    57.0
硫酸不溶物Insoluble matters in sulfuricacid,%     ≤ 0.01    0.02
堿度Alkalinity,%                                  ≤ 0.05    0.1
氯化物(Cl)Chloride,%                              ≤ 0.002   0.004
硫酸鹽(SO4)Sulfate,%                              ≤ 0.01    0.03
硝酸鹽(NO3)Nitrate,%                              ≤ 0.003   0.006
鐵(Fe)Iron,%                                      ≤ 0.002   0.005
砷(As)Arsenic,%                                   ≤ 0.0003  0.0005
重金屬(以Pb計(jì))Heavy metals,%                      ≤ 0.005   0.01
堿金屬與堿土金屬Alkali and alkali erath metals,%  ≤ 0.3     0.6
Storage:
密封保存。
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