Ammonium bromide

MDL：
MFCD00011419

Molecular Formula：
H4BrN

Molecular Weight：
97.94

Alias：
hydrobromic acid monoammoniate ammoniumbromide

Product order：

Name	Specifications	Packing	Price	Delivery
Ammonium bromide	AR	500g	RMB 44	Consulting service
Ammonium bromide	ACS	500g	RMB 77	Consulting service
Ammonium bromide	99.99% (metals basis)	25g	RMB 209	Consulting service
Ammonium bromide	99.99% (metals basis)	100g	RMB 759	Consulting service
Ammonium bromide	99.999% (metals basis)	5g	RMB 275	Consulting service
Ammonium bromide	99.999% (metals basis)	25g	RMB 1083.5	Consulting service
Ammonium bromide	99.999% (metals basis)	100g	RMB 3256	Consulting service

Character：
无色结晶或白色结晶粉末，味咸，比重2.429。452ºC升华，高温升华而无熔点。溶于水、醇、微溶于醚。在空气中放置微有吸湿性，且轻微分解，因析出少量溴使颜色变黄，水溶液呈中性或弱碱性。

Quality Standard：
项目Item                                      分析纯  
                                               (AR)  
主含量(NH4Br)Assay,%                         ≥99.0%
干燥失重Drying loss,% ：                     ≤0.20%
澄清度试验Clarity                              合格
水不溶物Insoluble matter in water,% ：       ≤50PPM
灼烧残渣(以硫酸盐计)Ignition residue,%       ≤ 0.03
PH（5%）：                                   6.0-7.5
溴酸盐 (BrO3)Bromate,% ：                    ≤9PPM
氯化物(Cl)Chloride,%    ：                   ≤0.15%
硫酸(SO4Sulfate,%：                          ≤40PPM
碘(I)Iodide,%  ：                            ≤50PPM
重金属(以Pb计)Heavy metals,% ：              ≤0.2PPM
砷 ：                                        ≤0.2PPM
铜 ：                                        ≤0.2PPM
铁(Fe)Iron,%  ：                             ≤0.2PPM

项目名称Item                                   ACS 级
含量(NH4Br)Assay                             ≥99.0%
pH(5%溶液，25.0℃)pH                         4.5-6.0
水不溶物Insoluble matter                     ≤0.005%
灼烧残渣Residue after ignition               ≤0.01%
溴酸盐(BrO3)Bromate                          ≤0.002%
氯化物(Cl)Chloride(Cl)                       ≤0.2%
碘化物(I)Iodide(I)                           ≤Passes test
硫酸盐(SO4)Sulfate                           ≤0.005%
钡(Ba)Barium(Ba)                             ≤0.002%
重金属(以Pb计)Heavy metals(as Pb)            ≤5ppm
铁(Fe)Iron(Fe)                               ≤5ppm

99.99% (metals basis) ：

外观Appearance                          粉末或结晶
不溶物insolubles                        ≤0.005%
总金属杂质total metallic impurities     <100 ppm
灼烧残渣Residue on ignition             ≤0.01%
pH range                                4.5 - 6.0
anion traces  
溴酸盐bromate (BrO3-):                 ≤0.002%
氯chloride (Cl-):                      ≤0.2%
碘iodide (I-):                         ≤0.005%
硫酸根sulfate (SO42-):                 ≤0.005%
纯度Purity                              ≥99.99% Based On Trace Metals Analysis
钡Ba:                                  ≤0.002%
铁Fe:                                  ≤5 ppm
重金属heavy metals:                    ≤5 ppm

99.999% (metals basis) ：

外观Appearance                          白色粉末
纯度Purity                              ≥99.999% Based On Trace Metals Analysis
痕量金属分析Trace Metal Analysis        20ppm by ICP Atomic emission
总金属杂质Total Metallic Impurities
(Al、B、Ca、Ce、Cu、Dy、Mg、Mn、K、Na、Zn)  

Storage：
密封避光储存。
用作化学分析试剂，点滴分析铜，制备其它溴化合物
主要作镇静剂。用于神经衰弱及癫癎等中服药、照相胶片和相纸。也用于石版印刷、木材防火剂。