一、化学名：磷酸镁
　　二、分子式：mg3(po4) 2·xh2o
　　三、分子量：262.86
　　四、cas：7757-87-1
　　五、性 能：可分为含有4、5或8个分子结合水的三种磷酸镁，白色无臭无味结晶性粉末，易溶于稀无机酸，几乎不溶于水。
　　六、用途：在食品工业中作营养增补剂，稳定剂、ph调节剂、抗结剂;在其他工业中作沉淀剂使用，牙科研磨剂。
　　七、包装：25公斤纸袋或纸塑复合袋。
　　八、贮存与运输：本品应储于干燥通风库房中，不能露天放置;运输中是应注意防止雨淋受潮，阳光直射装卸时应轻装轻放，防止包装破损，存放时与有毒物品分开。
质量指标
specification
fcc, 2000
含量[mg3(po4) 2]        %
content
98.0-101.5
砷                   ≤%
arsenic (as as)  
0.0003
氟化物               ≤%
fluorides
0.001
重金属(以pb计)      ≤%
heavy metals (pb)
0.0015
铅                   ≤%
pb   
0.0002
灼烧失重             ≤%
loss on ignition
30-37 (8h2o)
20-27 (5h2o)
15-23 (4h2o)
1.chemical name: trimagnesium phosphate
　　2.molecular formula: mg3(po4) 2'xh2o
　　3.molecular weight: 262.86
　　4.cas: 7757-87-1
　　5.character: white and singly oblique crystal, soluble in ammonium citrate, but hardly insoluble in cool water.
　　6.usage: it can be used as nutritional supplement and anticoagulant in food industry as well as precipitant in other industries. it is applicable as grinding material in dental operation.
　　7.packing: in 25kgs net paper bags or 25kgs net plastic woven bags.
　　8.storage and transport: it should be stored in a ventilative and dry warehouse instead of in the open air, kept away from water, moisture and sunlight during transport, handled with care, so as to avoid damage to plastic bags. furthermore, it should be stored separately from poisonous substance.

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