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多聚磷酸銨

一、化(hua)學名:多聚磷(lin)酸(suan)銨(an),聚磷(lin)酸(suan)銨(an),縮(suo)聚磷(lin)酸(suan)銨(an)

二、分(fen)子式:(NH4PO3)n

三、分(fen)子量:149.087

四(si)、CAS:68333-79-9

五、性(xing)狀:白色細(xi)小結(jie)晶(jing)(jing)、粉末或玻璃狀片晶(jing)(jing)。為(wei)(wei)線(xian)形縮(suo)聚(ju)磷酸的銨鹽非均相混合物。聚(ju)合度分低聚(ju)、中聚(ju)、高聚(ju)三(san)種。聚(ju)合度愈大,水溶性(xing)愈小。按(an)結(jie)構可分為(wei)(wei)結(jie)晶(jing)(jing)型(xing)(xing)和無定(ding)形型(xing)(xing),結(jie)晶(jing)(jing)態為(wei)(wei)水不溶性(xing)。

六(liu)、用(yong)(yong)(yong)途:可用(yong)(yong)(yong)作(zuo)乳化劑(ji)(ji);穩(wen)定(ding)劑(ji)(ji);螯合(he)劑(ji)(ji);組織改進劑(ji)(ji);酵母(mu)食料;腌制(zhi)助劑(ji)(ji);水結合(he)劑(ji)(ji)。用(yong)(yong)(yong)于干酪等(deng)。也為(wei)無機(ji)添加型阻燃(ran)劑(ji)(ji),用(yong)(yong)(yong)于制(zhi)造阻燃(ran)涂料、阻燃(ran)塑料和阻燃(ran)橡(xiang)膠制(zhi)品等(deng)。

七、包(bao)(bao)裝(zhuang):內(nei)襯聚乙烯塑(su)料(liao)袋(dai),外(wai)套復合(he)塑(su)料(liao)編織袋(dai)包(bao)(bao)裝(zhuang),每袋(dai)凈重25kg。

八、貯存與(yu)運(yun)(yun)輸(shu):本品(pin)應貯存在干(gan)燥通風(feng)清潔的庫(ku)房中,裝載運(yun)(yun)輸(shu)時(shi)要輕(qing)裝輕(qing)放,防止包裝破損,防止受潮、受熱,運(yun)(yun)輸(shu)過程(cheng)中防止雨(yu)淋受潮,應與(yu)有毒物(wu)品(pin)隔離(li)。

質量指標SpecificationJECFA
INS No. 452(v)
含量(P2O5),w/%Content(P2O5), w/%55.0-75.0
pHpH4.0-7.0
環磷酸鹽(P2O5),w/%             ≤Cyclic phosphate(P2O5), w/%       ≤8
氟化物(以F計),mg/kg             ≤Fluorides (as F),mg/kg             ≤10
砷(As),mg/kg                    ≤Arsenic(As),mg/kg                ≤3
鉛(Pb),mg/kg                    ≤Lead (Pb),mg/kg                  ≤4

1、Chemical Name: Ammonium Polyphosphate

2、Molecular Formula: (NH4PO3)n

3、Molecular Weight: 149.087

4、CAS: 68333-79-9

5、Character: It is white fine crystal, powder or glassy flake. It is a heterogeneous mixture of ammonium salts of linear polycondensation phosphoric acid. The polymerization degree is divided into three types: oligomerization, middle polymerization and high polymerization. The greater the polymerization degree, the smaller the water solubility. According to the structure, it can be divided into crystalline type and amorphous type, and the crystalline state is water insoluble.

6、Usage: It can be used as emulsifier; Stabilizer; Chelating agent; Tissue improver; Yeast food; Salting aid; Water binder. Used for cheese and so on. It is also an inorganic additive flame retardant, which is used to make flame retardant coatings, flame retardant plastics and flame retardant rubber products.

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.