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Nantong Guangrong Chemical Co., Ltd.

It mainly produces fine chemical products such as iminodiacetic acid,

iminodiacetic acid, two sodium salt, glycine, potassium bromide,

ammonium bromide, polyaluminum chloride and other two main products.

Nantong Guangrong Chemical Co., Ltd.

Product Center

Nantong Guangrong Chemical Co., Ltd. has advanced production equipment, mature and stable technology, complete product testing equipment, strict management and excellent products.

Product Name: Potassium bromide  
Cas No.： 7758-02-3
Molecular formula:

KBr
Molecular weight: 119
Physical and chemical properties:

white crystal, no smell, bitter taste; relative gravity: 2.75(25/4°C); melting point:734°C; boiling point: 1435°C; soluble in water and glycerol; lightly soluble in alcohol and ether<
Quality indicators:
item
pharmaceutical grade
phtography grade
reagent grade 3
industrial grade
content% ≥
99.0
99.0
98.0
98.0
aqueous solution reaction
qualified passed
qualified passed
qualified passed
 ?
chloride(Cl)% ≤
0.2
0.5
0.5
1.0
sulfate(SO4)% ≤
0.005
0.005
0.005
 ?
Ferrym(Fe)% ≤
0.0002
0.0002
0.0002
0.005
bromate(Bro3)% ≤
0.005
0.003
0.003
 ?
iodide(I)% ≤
qualified passed
0.01
0.01
 ?
heavy metal(Pb)% ≤
0.0002
0.0001
0.0005
 ?
arsenic(As) ≤
0.0005
 ?
?
?
loss on drying% ≤ Loss on
0.5
0.5
0.5
1.0
water insoluble% ≤
qualified
0.01
0.01
 ?
reference standard
1995-CHINA Pharmacopeia
ZBG85001-88
GB1277-77
GB1277-77
Use: industrial grade: carving, stone printing; pharmaceutical grade: sedative; phtography grade: photographic film
Packing： compound bag, fiber can Φ30×37(cm), inner double layer plastic bag, 25 kg
Storage and transportation: it should be stored in ventilated and dry place to avoid moisture and light
Throughput: