Ammonium bicarbonate

MDL：
--MFCD00012138

Molecular Formula：
CH5NO3；NH4HCO3

Molecular Weight：
79.05

Alias：
重碳酸铵,阿莫尼亚粉 Ammonium acid carbonate Ammonium hydrogen carbonate

Product order：

Name	Specifications	Packing	Price	Delivery
Ammonium bicarbonate	药用级,Ph.Eur., BP, E 503, 99-101%	1kg	RMB 107.8	Consulting service
Ammonium bicarbonate	ACS	500g	RMB 63.8	Consulting service

Character：
白色结晶或块状。有氨气味。在约60℃时很快挥发，分解为氨、二氧化碳及水。在热水中也分解。

Quality Standard：
   
   项目Item                                            分析纯    化学纯
                                                     (AR)      (CP)
含量(NH3)Assay,%                                  21.0-22.0  21.0-22.0
澄清度试验Clarity                                    合格      合格
水不溶物Insoluble matter in water,%               ≤ 0.002     0.01
灼烧残渣(以硫酸盐计)Ignition residue,%             ≤ 0.002     0.01
氯化物(Cl)Chloride,%                              ≤ 0.0005    0.003
硫化合物(以SO4计)Sulfur compounds                 ≤ 0.002     0.005
铁(Fe)Iron,%                                     ≤ 0.0001    0.0005
重金属(以Pb计)Heavy metals,%                      ≤ 0.0005    0.001

品级Grade                                         药用级（欧洲药典）  
                                               (Ph.Eur., BP)
assay                                             99-101%
residual solvents,                               complies
tar like substances,                             complies
heavy metals (as Pb)                             ≤0.001%  
non-volatile matter                              ≤0.01%
(Cl-):                                           ≤10 ppm
sulfate (SO42-):                                 ≤30 ppm
sulfide (S2-):                                  in accordance
As:                                              ≤1 ppm
Fe:                                              ≤5 ppm
Hg:                                              ≤1 ppm
Pb:                                              ≤5 ppm

 

Storage：
密封避光阴凉处保存。
用途  焙粉，染料，织物脱脂，泡沫塑料。特纯级作高纯分析试剂。