Overview
Sodium bromide is an inorganic salt with the chemical formula NaBr. It has been widely used in industrial applications since the late 19th century, particularly in photographic processing and medicine. Today, its primary industrial use is in electroplating processes where it serves as a source of bromide ions. In electroplating applications, sodium bromide helps produce uniform, high-quality metal coatings with improved corrosion resistance. The compound is valued for its consistent performance, relatively low cost, and ease of handling compared to some alternative bromide sources.
Physical and Chemical Properties
Sodium bromide appears as a white, odorless, crystalline powder that is highly soluble in water. The compound has a cubic crystal structure similar to sodium chloride. It readily dissociates in water to form sodium (Na+) and bromide (Br-) ions, which are essential for its electroplating applications. A notable property of sodium bromide is its hygroscopic nature, meaning it readily absorbs moisture from the air. This characteristic necessitates proper storage in sealed containers. The compound is stable under normal conditions but may decompose at high temperatures, releasing bromine gas.
Main Applications
The primary industrial application of sodium bromide is in electroplating, particularly for silver and other precious metals. In these processes, sodium bromide helps regulate plating bath chemistry and improves deposit quality. The bromide ions contribute to better throwing power and more uniform metal distribution on complex-shaped parts. Other significant uses include pharmaceutical preparations (as a sedative in the early 20th century, though less common today), photographic chemicals, and oilfield applications where it serves as a dense brine in drilling fluids. In laboratory settings, sodium bromide finds use in chemical synthesis and as a reagent in various analytical procedures.
Safety and Storage
While sodium bromide is generally considered low in toxicity, proper safety precautions should be followed. Workers should wear protective gloves and eye protection to prevent irritation from dust exposure. The compound should be stored in tightly sealed containers away from strong acids and oxidizing agents. In case of accidental release, sweep up the material and place it in a suitable disposal container. Avoid creating dust during cleanup. For large spills, use appropriate personal protective equipment including respiratory protection if significant dust generation is anticipated.
B2B Procurement Guide
When sourcing sodium bromide for electroplating applications, specify the required purity level - typically 99% or higher for industrial use. Technical grade (98-99%) is commonly acceptable for many electroplating applications, while higher purity grades may be needed for pharmaceutical or photographic uses. Consider purchasing in bulk quantities (typically 25kg bags or larger containers) for better pricing if your operation has sufficient storage capacity. Verify the supplier's quality control procedures and request certificates of analysis for each batch. Also confirm that the material meets relevant industry standards for your specific application.
Related Manufacturers
- 主营：阻燃剂、氯化镁、溴化钾、溴化钠、催化剂、溴化钙、无机盐、完井液、钻井液、氢溴酸、溴化铵、聚乙烯、溴化锌、聚丙烯pe、拉丝挤塑、液体固体、挤出塑料、改性塑料、液体国标、四溴苯酐、结晶固体、固体工业、工程塑料、化学工业、工业级
- 主营：片碱、氢氧化钾、柠檬酸、溴化钠、草酸、醋酸钠、硅藻土、葡萄糖、聚合氯化铝、碳酸钠、碳酸氢钠(小苏打)
- 主营：四氢噻吩、二甲基二硫、一乙醇胺、溴化钠、异辛醇、环丁砜、二甲基亚砜、异丙醚、环己酮、异辛烷、氟硼酸、三乙胺、正庚烷、燕化苯酚、马来酸酐、三乙醇胺、亚硝酸钠、鲁西甲酸、三氧化二锑、3-乙氧基丙胺
- 主营：溴化钠、三溴氧磷、β-溴苯乙烷、甲苯硫酸盐
- 主营：碱式硫酸铬、硫酸镍铵、丙二酸、溴化钠、醋酸钾、苹果酸、二氧化硒、无水醋酸钠、HEDP、HEDP固体、柠檬酸铵、硫氰酸钠、苯并三氮唑、草酸钠、草酸铵、钨酸钠、丁二酸、硫酸钴、硝酸钴、氯化钴、亚磷酸、氟化氢铵、硝酸铬、硫氰酸钾、马来酸
- 主营：三氟溴甲烷、三氟一溴甲烷、1301灭火剂、工业级溴化钠、高效氯氟氰菊酯、功夫菊酯、天然硫酸镁、七水硫酸镁、一水硫酸镁、无水硫酸镁、七水硫酸亚铁、一水硫酸亚铁、氯化镁、卤片、氯化钙、球状氯化钙、氯化钠、工业盐、纯碱、小苏打、泡花碱、硅酸钠、融雪剂、环保型融雪剂、煤矿阻化剂
- 主营：磷酸二氢铝、聚磷酸铵、消泡剂、溴化钠、氯化铁、硫酸锰、山梨醇、漂白粉、防水剂、石灰氮、葡萄糖、麦芽糊精、抑尘剂、氯化石蜡、黄糊精、甲基硅酸钠、水溶肥、氨基磺酸、钾明矾、防冻粉、酸性清洗剂、栲胶、己二酸二酰肼、羟基乙叉二膦酸、三氯化铁、硝酸铵钙
- 主营：四氢噻吩、三甲基戊烷、乙硫醇、溴化钠、二甲基亚砜、氧化三甲胺、环丁砜、正己烯、单氰胺、氟硅酸、氯乙酸、氯乙酸钠、叔丁硫醇、对叔丁基邻苯二酚、氟硼酸、溶剂油、乙硫氨酯、苯扎溴铵、三聚氯氰、亚磷酸三苯酯、对氟苯胺、正己烷、邻苯基苯酚、苯酚、叔十二硫醇、二甲基二硫醚
- 主营：航空煤油、三氯乙烯、四氢呋喃、溴化钠、乙腈、溶剂油、异丙醇、无水乙醇、磷酸、85%甲酸、氢氧化钠、环己酮、二甲基乙酰胺、二甲基甲酰胺、苯乙烯、环氧氯丙烷、二氯甲烷、二甲苯、丙烯酸甲酯、14丁二醇、正丁醇、三乙胺、正己烷、甲醇、冰醋酸、戊二醛
- 主营：苯乙烯、二甲苯、正丙醇、溴化钠、催化剂、二乙胺、氯丙烯、巴豆醛、石油醚、防冻剂、壬基酚、乙二醇、戊二醛、异辛醇、清洗剂、丙烯酸、漂白剂、甲缩醛、氯化锌、冰醋酸、异丙醇、溶剂油、异丁醇、工业酒精、金属除锈、防结皮剂
- 主营：十溴二苯乙烷、三溴新戊醇、氢溴酸、溴化钠、溴化钙、溴化钾、溴化铵、溴乙烷、2-溴丙烷、三(三溴新戊基)磷酸、二溴新戊二醇、聚丙烯酸五溴苄基酯、溴化锌、溴化SBS、甲基八溴醚
- 主营：四氢噻吩、乙硫醇、单氰胺、溴化钠样品实验、二甲基二硫醚、3-甲硫基丙醛、四氢吡咯、邻氯苯腈、噻吩、盐酸羟胺、硬脂酸锌、异丙胺、氯乙酸、氟硼酸
- 主营：增塑洗涤剂、间二甲苯、乳化剂、溴化钠、防冻液、丙二醇、三甲苯、苯乙烯、溶剂油、钛酸四丁酯、甲醇、乙醇、仲辛醇、异丙醇、85磷酸、碳酸丙烯酯、甲基丙烯酸、丙烯酸羟乙酯、二甲苯、脂肪酸甲酯、甲酸、氨水、丙烯酸、草酸、聚乙二醇
- 主营：多聚甲醛、环己胺、正硅酸乙酯28 40、溴化钠、正十二烷、异丙醇、无水乙醇、铬酸酐、亚氯酸钠、二甲基甲酰胺、硫酸羟胺、戊二酸二甲酯、邻苯二甲酸二乙酯、二甲苯、二氯甲烷、环己烷、四氯乙烯、环己酮、环氧氯丙烷、甲醇、甲酸、乙腈、苯酚、乙二醇乙醚醋酸酯、醋酸丁酯
- 主营：氯化亚铁、对甲苯磺酸、十溴二苯乙烷、溴化钠、硼酸锌、促进剂DMP-30、叔丁基过氧化氢TBH、木材防腐剂ACQ、癸二酸二辛酯DOS、磷酸三乙酯TEP、硫酸锆、有机锡T12、三羟甲基丙烷、K54促进剂、N-甲基吡咯烷酮、雕白粉、衣康酸、酚醛树脂2402、氢氧化铝、溴酸钠、吊白块
- 主营：四氢噻吩、乙硫醇、二甲基亚砜、溴化钠、二甲基二硫、正辛硫醇、百里香酚、氟化铯、乙硫氨酯、四水合乙酸钴、二异丁基酮、乳酸乙酯、正己烷、2-甲基吡啶、环氧氯丙烷、对氯间甲酚、亚磷酸三苯酯、环丁砜、甲基丙烯酸甲酯、二乙烯基苯、四氯化锆、二氧六环、氯化锂、硫酸锂
- 主营：三硫代碳酸钠、红色素-16、聚乙烯亚胺、溴化钠、三乙二醇二异辛酸酯、巯基苯并噻唑钠、L-丙交酯、乙交酯、石油酯-T50、多元醇苯甲酸酯、热压敏染料、光稳定剂、高分子降解材料
- 主营：6-二羟基吲哚、磷钼酸、艾拉莫德中间体、溴化钠、甲基丙二酸、光引发剂、苯芴醇、溴芬酸钠中间体、樟脑醌、钼酸钾、丝素蛋白、盐酸胍、β-丙氨酸甲酯盐酸盐、聚二羟基吲哚、7-去氢胆固醇、甘氨胆酸钠盐、半叶素、胆固醇、2-辛基十二醇、蛋白酶K、D-荧光素钾盐、光引发剂LAP、BIS-TRIS、甲基丙烯酸氧杂环丁烷
- 主营：十六烷基三甲基溴化铵、十二烷基甜菜咸、乳化剂、溴化钠、亚磷酸三丁酯、棕榈油、钛酸四丁酯、钛酸四乙酯
- 主营：防酶剂、表面活性剂、次氯酸钙、溴化钠价格、福美钠、蛋白胨、氟化氢钾、氟化钠、氟化钾、浮选油