Na5P3O10
一、化学名：三聚磷酸钠
二、分子式：Na5P3O10
三、分子量：367.86
四、CAS：7758-29-4
五、性状：白色粉末，熔点 622 ℃，易溶于水，对钙镁等金属离子有显著的螯合能力，能软化硬水 , 使悬浮液变成溶液，有弱碱性，无腐蚀性，是一种无机物表面活性剂，对润滑油和脂肪有强烈的乳化作用，堆密度通常分为低密度 0.35-0.5g/cm3，中密度 0.51-0.65g/cm3，高密度 0.66-0.9g/cm3。
六、用途： 食品工业中用于罐头、果汁饮料、奶制品、豆乳等的品质改良剂，主要供火腿罐头嫩化，蚕豆罐头中使豆皮软化，亦可用作软化剂和增稠剂。
七、包装：内衬聚乙烯塑料袋，外套复合塑料编织袋包装，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。
|
质量指标 |
Specification |
|
FCC VII |
|
主含量（以Na5P3O10计），w/% ≥ |
Content(As Na5P3O10 ),w/% ≥ |
85.0 |
85.0 |
|
总磷酸盐（以P2O5计），w/% |
Content of General Phosphates (P2O5),w/% |
56.0-58.0 |
——— |
|
水不溶物，w/% ≤ |
Insoluble Substances,w/% ≤ |
0.1 |
0.1 |
|
重金属（以Pb计），mg/kg ≤ |
Heavy Metal(As Pb),mg/kg ≤ |
10 |
——— |
|
铅（Pb），mg/kg ≤ |
Lead(Pb),mg/kg ≤ |
4 |
2 |
|
砷（As），mg/kg ≤ |
Arsenic(As),mg/kg ≤ |
3 |
3 |
|
氟化物（以F计），mg/kg ≤ |
Fluoride (As F),mg/kg ≤ |
50 |
50 |
1、Chemical Name: Sodium Tripolyphosphate
2、Molecular Formula : Na5P3O10
3、Molecular Weight: 367.86
4、CAS: 7758-29-4
5、Character: It’s white powder, free soluble in water. Melting point is 622℃. Its’ significant metal ion (Calcium, Magnesium & etc) chelating activity could soften hard water change suspension into solution. It appears alkalescence, no corrosion. It’s a kind of surface active agent finorganic substances. It’s also a strong emulsifier of lubricant fat. Bulk densities are 0.35-0.5g/cm3 (low density), 0.51-0.65g/cm3 (medium density) 0.66-0.9g/cm3 (high density).
6、Usage: It’s used as quality improver of canned food, fruit juice drinks, dairy soymilk. And it may tender the meat in canned ham soften the skin of horse bean in canned horse bean. It may also serve as a softener densifier in foodstuff industry.
7、Packing: It is packed with polyethylene bag as inner layer, a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage Transport：It should be stored in a dry ventilative warehouse, kept away from heat moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
