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。