酸式焦磷酸鈉 SODIUM ACID PYROPHOSPHATE
一、化學(xué)名：焦磷酸二氫二鈉，酸式焦磷酸鈉
二、分子式：Na2H2P2O7
三、分子量：221.94
四、CAS：7758-16-9
五、性狀：白色結(jié)晶性粉末，相對密度1.862。易溶于水，水溶液呈堿性。不溶于乙醇?？膳cFe2+, Mg2+形成螯合物。
六、用途：在食品工業(yè)中作緩沖劑、膨松劑、螯合劑、穩(wěn)定劑、乳化劑、色澤改進劑。
七、包裝：內(nèi)襯聚乙烯塑料袋，外套復(fù)合塑料編織袋，每袋凈重25kg。
八、貯存與運輸：本品應(yīng)貯存在干燥通風(fēng)清潔的庫房中，裝載運輸時要輕裝輕放，防止包裝破損，防止受潮、受熱，運輸過程中防止雨淋受潮，應(yīng)與有毒物品隔離。
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.
關(guān)鍵字： 食品級酸式焦磷酸鈉;