磷酸三鈉 TRISODIUM PHOSPHATE

一、化學(xué)名：磷酸三鈉

二、分子式：Na₃PO₄，Na₃PO₄·H₂O ，Na₃PO₄·12H₂O

三、分子量：無水物163.94；一水物 181.96；十二水物 380.18

四、CAS：無水物：7601-54-9；十二水物：10101-89-0

五、性狀：粉末或結(jié)晶性顆?；蚓w。溶于水，不溶于有機(jī)溶劑；十二水物在212℃以上時(shí)失去十二個(gè)結(jié)晶水而成無水物（Na₃PO₄）。水溶液呈堿性，對(duì)皮膚有一定的侵蝕作用。

六、用途：緩沖劑、乳化劑、抗結(jié)劑、抗氧化增效劑、營(yíng)養(yǎng)增補(bǔ)、金屬螯合劑。

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(yùn)輸 ：本品應(yīng)貯存在干燥通風(fēng)清潔的庫(kù)房中，裝載運(yùn)輸時(shí)要輕裝輕放，防止包裝破損，防止受潮、受熱，運(yùn)輸過程中防止雨淋受潮，應(yīng)與有毒物品隔離。

1、Chemical Name:Trisodium Phosphate

2、Molecular Formula:Na₃PO₄ ，Na₃PO₄·H₂O , Na₃PO₄·12H₂O

3、Molecular Weight: Anhydrous: 163.94; Monohydrate:181.96;Dodecahydrate: 380.18

4、CAS: Anhydrous: 7601-54-9; Dodecahydrate: 10101-89-0

5、Character: It is colorless or white crystal , powder or crystalline granule. It’s easily soluble in water but insoluble in organic solvent.

6、Usage:In food processing industry, it is used as buffering agent, emulsifier, anti-caking agent, antioxidant additive, nutrition supplement and metal chelating agent.

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.