磷酸氢二钠 DISODIUM PHOSPHATE
一、化学名:磷酸氢二钠
二、分子式:Na2HPO4,Na2HPO4·2H2O,Na2HPO4·12H2O
三、分子量:无水物:141.96;二水物:177.99;十二水物:358.14
四、CAS:无水物:7558-79-4;二水物:10028-24-7;十二水物:10039-32-4
五、性状:白色或无色斜方晶体或单斜晶系结晶,易溶于水,不溶于乙醇,相对密度为1.52,熔点34.6℃,180℃时失去结晶水成无水物。
六、用途:食品中作焙制品,防止氧化变色,奶制品的乳化剂,防止蛋白凝固,固体饮料起螯合,乳化缓冲作用。
七、包装:内衬聚乙烯塑料袋.外套复合塑料编织袋,每袋净重25kg。
八、贮存与运输:本品应贮存在干燥通风清洁的库房中,装载运输时要轻装轻放,防止包装破损,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离。
Assay (Na2HPO4, Dry Basis),w/% ≥
Heavy Metal (Pb), mg/kg ≤
Insoluble Substances,w/% ≤
1、Chemical Name: Disodium Phosphate
2、Molecular Formula:, Na2HPO4,Na2HPO4·2H2O,Na2HPO4·12H2O
3、Molecular Weight: Anhydrous: 141.99; Dihydrate: 177.96; Dodecahydrate: 358.14
4、CAS: Anhydrous: 7558-79-4; Dihydrate: 10028-24-7; Dodecahydrate: 10039-32-4
5、Character: It is white or colorless rhombic crystalline or prismatic crystal. It’s easily soluble in water, but insoluble in ethanol. The relative density is 1.52 and melting point is 34.6℃. If heated to 180℃, it will lose crystal water and convert to anhydrous.
6、Usage: In food industry, it is used as agent for baking to avoid oxidation stain and as emulsifier in dairy product to prevent egg white from solidification. It is also used as emulsifier and chelating agent for solid drinks.
7、Packing: It is packed with polyethylene bag as inner layer and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
关键字: 磷酸二钠十二水;磷酸氢二钠十二水;十二水磷酸二氢钠;酸性磷酸钠十二水
连云港科科信化工有限公司是一家专注于高端无机盐的研发、生产和销售的一体化企业,公司率先通过了FSSC2000食品安全体系认证,GMP认证,HALAL,KOSHER,ISO9001-2008质量管理体系认证,SGS 认证,公司主营产品涵盖食品级、医药级、试剂级、电子级等,主要产品有氯化钾,磷酸氢二钾,磷酸三钾,磷酸二氢钠,磷酸氢二钠,磷酸三钠,柠檬酸钾,柠檬酸铵,醋酸钠,甲酸铵,硫酸铵,硫酸钾等,厂家联系电话是18805133257 联系人董杰 经理