Basic informationPotassium Bromide is free of smell and tastes salty and slightly bitter, with specific gravity 2.75(25°C),melting point of 734°C,and boiling point of 1435°C.It can dissolve water and glycerine,hardly dissolves in alcohol and ether with slightly deliquescence and under sunlight it will become yellow easily.
Iems | First Grade | 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) | 6.07.5 | 5.57.5 | 5.57.5 |
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) | 93100(410nm) | 85100(410nm) | / |
Transparency test | Qualified | Qualified | / |
Ammonia | 15.0ppm max | / | / |
Peroxide solution chromaticity(250g/l) | (15.0 Black once)max | / | / |
Applications
a. Making photographic film and photo emulsion material.
b. Making sedative in medical industry.
c. Making plastic and printing auxiliaries.
d. As chemical analysis reagent, etc
Hebei Henghe Import & Export Trading Co., Ltd. specializes in exporting high quality Research chemical,Basic chemical and plastic raw material etc.
Our products are produced on the basis of best technical team, advanced equipment, high qualified management which meet the requirements of security and environmental protection. We earned customer trust and created a good reputation during these years.
We will provide the most comprehensive products and service to you ! We are looking forward to your cooperation!
Our Service
1. Quality control, before shipment, free sample for test. after shipment, keep sample for 3 years.
2. Prompt shipment with professional documents.
3. Packing as your request, with photo before shipment.
4. Goods delivered directly from the factory warehouse after well produced in a high quality and good situation.
5. Competitive price.
6. Testing equipment: SGS, UV, HPLC, GC, CIQ.
1. Will you supply samples for testing?
For most of our products, samples are available, but please cover the shipping cost.
How can I place order
2. How can I place order?
You can contact us by email about your order details, or place order on line.
3.Is there any discount?
Yes, for larger quantities, we can offer you a better price.
4. How can we guarantee quality?
Always a pre-production sample before mass production; Always final Inspection before shipment.
5. What services can we provide?
- Accepted Delivery Terms: FOB,CFR,CIF,EXW,FCA;
Accepted Payment Currency:USD,GBP,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese.