Potassium bromide is an inorganic substance with the formula KBr and a relative molecular mass of 119.00. Colorless crystal or white powder, strong salty taste, see light color yellow. Slightly hygroscopic. 1g dissolved in 1.5ml water, the aqueous solution is neutral. The relative density is 2.75(25℃). Melting point 730℃. Boiling point 1435℃. It's stimulating. Mainly used for spectral analysis, spot analysis to determine copper and silver, polarographic analysis of indium, cadmium and arsenic, developer.
Colorless cubic crystal. Odorless, salty and slightly bitter. See light easily yellow, slightly hygroscopic. It is soluble in water (102g/100ml water at 100℃) and glycerin, slightly soluble in ethanol and ether. The aqueous solution is neutral. The bromine ion can be replaced by fluorine and chlorine. It reacts with sulfuric acid to form hydrogen bromide. Reacts with silver nitrate to form yellow silver bromide precipitate.
【 Use 1 】
An emulsion or developer used in cinematographic film or photographic film and used in medicine as a sedative.
【 Use 2 】
Used as an analytical reagent and developer, and also in the pharmaceutical industry.
【 Use 3 】
The photographic material industry is used to manufacture photographic film, developing drug, negative thickening agent, toner and color photo bleach. Used medically as a nerve sedative (tribromide tablet). In addition, it is also used for chemical analysis reagents, beam splitting and infrared transmission, making special soap, as well as engraving, lithography and other aspects.
【 Use 4 】
Used for the production of photographic film development drug, film thickening agent. It is also used as a nerve sedative, and is also used in making special soap, engraving and lithography.
【 Use 5 】
Copper and silver were determined by spot analysis. Polarographic analysis of indium, cadmium and arsenic. The developer. Pesticide analysis.
Tenim moltes fàbriques d'alta qualitat amb una profunda cooperació, que us poden oferir productes d'alta qualitat i preus competitius. I també podem oferir descomptes per a compres a granel. I cooperem amb moltes empreses de transport de mercaderies professionals, podem lliurar productes de manera segura i sense problemes a les vostres mans. El termini de lliurament és d'uns 3-20 dies després de la confirmació del pagament.
1. Sou una fàbrica o una empresa comercial?
Som una empresa que integra la indústria i el comerç, que ofereix un servei únic. Es podria acceptar OEM.
2. Proporcioneu mostres? És gratuït o extra?
Mostres gratuïtes. La tarifa de transport de la mostra s'ha de pagar pel vostre costat.
3. Té algun certificat relacionat amb el control de qualitat?
Certificació ISO 9001:2008 per garantir la qualitat.
4. Què he de proporcionar per obtenir un pressupost?
Si us plau, informeu-nos del tipus de producte que necessiteu, la quantitat de la comanda, l'adreça i els requisits específics. La cotització es farà per a la vostra referència a temps.
5. Quin tipus de mètode de pagament prefereixes? Quin tipus de condicions s'accepten?
Condicions de lliurament acceptades: FOB, CFR, CIF, EXW;
Moneda de pagament acceptada: USD;
Tipus de pagament acceptat: T/T, Western Union; Paypal, assegurança comercial.
Idioma parlat: anglès.
Categories de productes