Quick Details

  • Classification: Halide (Except Chloride)
  • Type: Potassium Bromide
  • CAS No.: 7758-02-3
  • Other Names: KBR
  • MF: kbr
  • EINECS No.: 231-830-3
  • Place of Origin: Shanghai, China (Mainland)
  • Grade Standard: photographic grade
  • Purity: 99.5%min
  • Appearance: White Powder
  • Application: sensitive emulsion of film and photograph
  • Brand Name: Twin
  • Model Number: KBR
  • Name: Potassium Bromide

Packaging & Delivery

Packaging Details 25kg/bag,palletized,shrink wrapped.
Delivery Time Within 7 days after order confirmed

Photographic grade Potassium Bromide KBR

CHEMICAL FORMULA:Kbr    M.W.: 119.01

DESCRIPTION: white crystalline, or  powder,  density in 2.75(at 25℃),melting point on 734℃,boiling point on 1435℃, dissolved in water and glycerin, with hygroscopicity, pH in 7.

APPLICATION: Be used as sensitive emulsion of film and photograph,developer and thicker, sedative in medicine, also be used to preparation of special soap, carving and printing.

CAS#:7758-02-3        HS:2827510000      EINECS No.: 231-830-3

Name: Potassium Bromide

Manufacture: Twin International Co., Limited

Quantity: 20T

Package: In 25kg net plastic woven bags,

Lined with plastic bags

Item

Specification

Test Results

Appearance: 

White Crystal

OK

Assay:  %: 

≥ 99.5

99.51

Degree of clearance:

Passed

OK

Chlorides (as Cl ) %: 

≤ 0.1

0.02 

Sulphates (as SO4 ) %:

≤ 0.005

< 0.005

Bromates(as BrO3)%:

≤0.001

< 0.001

PH: 

5.5—8.5

6.11

Moisture %:

 ≤ 0.3 0.20
Lead(as Pb)%: ≤ 0.0003 < 0.0003

Transmittance 5% at410nm:

≥96.0

98

Iron(as Fe2O3)ppm:

 ≤2 <2

Comments: confirm to the standard

Remark: We may make special specification according to customer’s requirements.

 

China (Mainland)
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