99.5% Potassium Bromide KBR
Potassium Bromide photo grade KBR
- Price：
- MOQ： 1ton
- CAS： 7758-02-3
- Lead Time： within 7 days after payment; expedited service is available.
Potassium Bromide photo grade KBR
CHEMICAL FORMULA: KBr M.W.: 119.01 HS: 2827510090 Sample is available for free.
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 developer and thicker, sedative in medcine, also be used to preparation of
special soap, carving and printing.
CAS#：7758-02-3
SPEC | Photographic grade | Technical grade |
Appearance | White crystal | White crystal |
purity ％ | ≥99.5％ | ≥99％ |
Degree of clearance | passed | passed |
Chloride(Cl) ％ | ≤0.1％ | ≤1％ |
Bromates (as BrO3) ％ | ≤0.001％ | - |
Sulphates (as SO4 ) ％ | ≤0.005％ | ≤0.05％ |
Heavy Metal(Pb) ％ | ≤0.0003％ | - |
Moisture ％ | ≤0.3％ | ≤0.5％ |
PH | 5.5-8.5 | 5.0-8.0 |
Transmittance 5% at 410nm | ≥96％ | - |
Iron(as Fe2O3)ppm | ≤2 | - |
above specifications are photo grade and technical grade. | ||
Produce technics | photo grade | technical grade |
Packing | In 25kg net plastic woven bags | In 25kg net plastic woven bags |
Remark：We may make special specification according to customer’s requirements.
some potassium bromide testing equipments:
