酸式焦磷酸钠 SODIUM ACID PYROPHOSPHATE
一、化学名：焦磷酸二氢二钠，酸式焦磷酸钠
二、分子式：Na2H2P2O7
三、分子量：221.94
四、CAS：7758-16-9
五、性状：白色结晶性粉末，相对密度1.862。易溶于水，水溶液呈碱性。不溶于乙醇。可与Fe2+, Mg2+形成螯合物。
六、用途：在食品工业中作缓冲剂、膨松剂、螯合剂、稳定剂、乳化剂、色泽改进剂。
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。
1、Chemical Name: Sodium Acid Pyrophosphate
2、Molecular Formula: Na2H2P2O7
3、Molecular Weight: 221.94
4、CAS: 7758-16-9
5、Character: It is white crystalline powder. Relative density is 1.862. It’s soluble in water, insoluble in ethanol. Aqueous solution is alkaline. It reacts with Fe2+ and Mg2+ to form chelates.
6、Usage: In food industry, it is used as buffering agent, swelling agent, chelating agent, stabilizer, emulsifier and color improver.
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： 食品级酸式焦磷酸钠;