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Details for Potassium Bromide

Potassium Bromide

Category:

CAS NO:

EC NO:

231-830-3

Molecular Formula:

BrK

Molecular Weight:

119.0023

Specification:

InChI:

InChI=1/BrH.K/h1H;/q;+1/p-1

Product description:

Molecular formula: KBr
CAS No.: 7758-02-3

Items	Photo First Grade	Photo Second Grade	Medical Grade
Main content	99.5% min	99.5% min	99.0% min
Loss on drying	0.3% max	0.3% max	0.5% max
Chloride	0.2% max	0.2% max	0.5% max
Bromate	0.001% max	0.003% max	0.005% max
Iodide	0.001%max	0.005% max	0.005% max
Sulphate	0.005%max	0.005% max	0.01% max
PH Value(5％)	6.0—7.5	5.5—7.5	5.5—7.5
As	—	—	≤0.0004％
Pb	0.2ppm max	4ppm max	10ppm max
Fe	0.5ppm max	4ppm max	5ppm max
Cu	0.5ppm max	1.0ppm max	1ppm max
Bi	0.2ppm max	0.5ppm max	—
Peroxide solution penetrability(250g/l)	93～100 (410nm)	85～100(410nm)	—
Transparency test	Qualified	Qualified	—
Ammonia	15.0ppm max	—	—
Peroxide solution chromaticity(250g/l)	(15.0 Black once)max	—	—
Packing	PP bag with PE inner bag/fibre drum,25kgs per bag/drum

Molecular Structure:

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