Potassium Bromide CAS 7758-02-3

Potassium Bromide CAS NO:7758-02-3 Molecular formula:KBr Properties: White crystal,no smell,taste salty and slightly bitter,Specific gravity 2.75(25ºC),Melting point 734ºC,Boiling point 1435ºC,soluble in water and glycerin,insoluble in alcohol and ether,slightly...

Product Details

Potassium Bromide

CAS NO: 7758-02-3

Molecular formula: KBr

Properties:

White crystal,no smell,taste salty and slightly bitter,Specific gravity 2.75(25ºC),Melting point 734ºC,Boiling point 1435ºC,soluble in water and glycerin,insoluble in alcohol and ether,slightly deliquescence,neutral matter in the water.

Application:

Used in the manufacture of photographic film developing agent,bleach film thickening agent,color photos.Medicine for a nervine.Also used for the manufacture of special soap,engraving and lithography system crystal industrial synthesis.

Specification:

Items

Technical Grade

Photographic Grade

Content(Dried Basis)(%)

99.0 min.

99.5 min.

Water(%)

0.5 max.

0.2 max.

Cl(%)

0.5 max.

0.5 max.

Bromate(BrO32)(%)

0.005 max.

0.003 max.

Iodide(I)(%)

0.005 max.

0.01 max.

SO4(%)

0.01 max.

0.005 max.

PH

5.5-7.5

6.0-7.5

Pb(ppm)

10 max.

0.5 max.

Fe(ppm)

5 max.

1 max.

Cu(ppm)

1 max.

20 max.

Bi(ppm)

0.5 max.

5 max.

Packing: 25KG bag.

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