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Sodium carbonate decahydrate

Cas:
6132-02-1
MDL:
--MFCD00149178
Molecular Formula:
Na2CO3·10H2O
Molecular Weight:
286.14
Alias:
結(jié)晶碳酸鈉,冰堿,結(jié)晶疏打,十水碳酸鈉,洗滌堿 Sodium carbonate crystals Washing soda Nevie Soda
Product order:
Name Specifications Packing Price Delivery
Sodium carbonate decahydrate ACS 500g RMB 35.2 Consulting service
Sodium carbonate decahydrate AR 500g RMB 30.8 Consulting service
Character:
無色透明結(jié)晶,在空氣中易風(fēng)化,溶于水,不溶于醇,水溶液呈強(qiáng)堿性。
密度:1.46
熔點(diǎn):34 oC
Quality Standard:
 
   GB/T 9856-88
項(xiàng)目Item                                 分析純    化學(xué)純
                                          (AR)      (CP)
含量(Na2CO3.10H2O)Assay,%             ≥  99.0      99.0
澄清度試驗(yàn)Clarity                         合格      合格
水不溶物Insoluble matter in water,%   ≤  0.005     0.01
氯化物(Cl)Chloride,%                  ≤  0.001     0.003
總硫量(以SO4計(jì))Total Sulfate,%        ≤  0.003     0.005
磷酸鹽(PO4)Phosphate,%                ≤  0.0005    0.002
硅酸鹽(SiO3)Silicate,%                ≤  0.001     0.005
總氮量(N)Total nitrogen,%             ≤  0.0005    0.001
鎂(Mg)Magnesium,%                     ≤  0.0003    0.002
鋁(Al)Aluminum,%                      ≤  0.0005    0.003
鉀(K)Potassium,%                      ≤  0.003     0.01
鈣(Ca)Calcium,%                       ≤  0.003     0.008
鐵(Fe)Iron,%                          ≤  0.0002    0.0003
重金屬(以Pb計(jì))Heavy metals,%          ≤  0.0002    0.0005

ACS級(jí)
項(xiàng)目名稱                                           ACS Grade
含量(Na2CO3·H2O)Assay                              ≥99.5%
干燥失重Loss on drying                               13-15%
水不溶物Insoluble matter                            ≤0.01%
氯化物(Cl)Chloride                                  ≤0.001%
磷酸鹽(PO4)Phosphate                                ≤5ppm
硅酸鹽(以SiO2計(jì))Silica                             ≤0.005%
含硫化合物(以SO4計(jì))Sulfur compounds                 ≤0.004%
重金屬(以Pb計(jì))Heavy metals                          ≤5ppm
鐵(Fe)Iron                                          ≤5ppm
鈣(Ca)Calcium                                       ≤0.03%
鎂(Mg)Magnesium                                     ≤0.005%
鉀(K)Potassium                                      ≤0.005%

Storage:
密封避光陰涼處保存,夏季防熔化結(jié)塊。
用途  點(diǎn)滴分析測定錳,鉈及碳酸鹽,農(nóng)用培養(yǎng)基。
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