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碳酸锂

Cas号:
554-13-2
英文名称:
Lithium carbonate
分子结构式:
MDL:
MFCD00011084
分子式:
Li2CO3
分子量:
73.89
别名:
Camcolit Candrmide Carbolith
产品订购:
品名 规格 包装 单价 货期
碳酸锂 AR 100g 41.8元 现货
碳酸锂 CP 100g 61.6元 现货
碳酸锂 SP 25g 96.8元 咨询客服
碳酸锂 4N 25g 74.8元 咨询客服
碳酸锂 AR 500g 112.2元 促销
碳酸锂 4N 100g 165元 咨询客服
碳酸锂 5N 100g 319元 咨询客服
碳酸锂 5N 25g 121元 咨询客服
碳酸锂 4N 500g 429元 咨询客服
性状:
白色单斜晶体或碱性粉末,微溶于水,本品1克能溶于78毫升冷水及140毫升沸水中;溶于稀酸,不溶于醇.
熔点:723℃
沸点:1230℃
质量标准:
项目Item                          分析纯       化学纯
                                     (AR)          (CP)
Li2CO3含量,%                         99.5          99.00
杂质含量Impurities,%
盐酸不溶物                          ≤0.01         0.01
B                                   ≤0.002        0.01
SO42-                               ≤0.04         0.04
Cl-                                 ≤0.01          --
Fe2O3                               ≤ 0.001       0.001
K                                   ≤0.004        0.003
Mg                                  ≤0.004        0.005
CaO                                 ≤--           0.03
Ca                                  ≤0.01          --
Na                                  ≤0.02          --
H2O                                 ≤0.30         0.4
灼失                                ≤0.45
B                                   ≤--           0.0003


项目                                高纯4N        高纯5N级
Li2CO3主含量,%                      ≥ 99.99       99.999
杂质含量Impurities,ppm:
Pb                                  ≤1            1
Cu                                  ≤1            0.5
Co                                  ≤1            0.5
Ni                                  ≤1            0.5
Fe                                  ≤3            1
Al                                  ≤3            1
Mn                                  ≤1            0.5
Zn                                  ≤3            2
Cd                                  ≤5            0.5
Cr                                  ≤1            1
Mg                                  ≤5            2
Ca                                  ≤10           5
Na                                  ≤10           5
K                                   ≤10           3
Si                                  ≤10           5
F                                   ≤50           5
Tl                                  ≤-            1
Ba                                  ≤5            5
Rb                                  ≤-            1
Cs                                  ≤-            1
Sr                                  ≤-            2

ACS级
项目名称Item                                      ACS Grade
含量(Li2CO3)Assay                                  ≥99.0%
盐酸不溶物Insoluble in dilute hydrochloric acid    ≤0.01%
氯化物(Cl)Chloride(Cl)                             ≤0.005%
硝酸盐(NO3)Nitrate                                 ≤5ppm
硫化合物(以SO4计)Sulfur compounds                  ≤0.2%
重金属(以Pb计)Heavy metals(as Pb)                  ≤0.002%
铁(Fe)Iron(Fe)                                     ≤0.002%
钙(Ca)Calcium(Ca)                                  ≤0.01%
钾(K)Potassium(K)                                  ≤0.01%
钠(Na)Sodium(Na)                                   ≤0.1%

贮存:
密封保存。
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