Twin International Co., Limited
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Photographic grade Crystal Potassium Bromide as medicine preparation 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 developer and thicker, sedative in medicine, also be used to preparation of special soap, carving and printing.
CAS#：7758-02-3 HS:2827510000
SPEC | Photographic grade |
ITEMS | Twin Standard |
purity ％ | ≥99.5％ |
Water insouluable ％ | ≤0.002％ |
Chloride(Cl) ％ | ≤0.2％ |
(BrO3) ％ | ≤0.001％ |
Salts SO4 ％ | ≤0.002％ |
Heavy Metal(Pb) ％ | ≤0.0005％ |
Dry lossity weight ％ | ≤0.2％ |
Middle Control Item | |
White degree ％ | 90％ |
Permeationrate 15％ | 98％ |
Particle size (micron) | 90％ overpass 100 |
Provide reference | |
Produce technics | Deoxidize Carbamide |
Packing | 25KG/bag |
Remark：We may make special specification according to customer’s requirements.