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一、化學名：磷酸鎂
二、分子式：Mg3(PO4) 2·xH2O
三、分子量：無水(shui)物：262.87
四、CAS：7757-87-1
五、性狀：白(bai)色結晶性粉(fen)末。可分為含有四、五或(huo)八(ba)個(ge)分子結合水的三(san)種磷酸鎂(mei)。易溶于(yu)稀(xi)無機(ji)酸，幾乎不溶于(yu)水。
六、用途：在食品工業中(zhong)作營養增(zeng)補劑(ji)，穩定劑(ji)、PH調節(jie)劑(ji)、抗結(jie)劑(ji)；在其(qi)他(ta)工業中(zhong)作沉淀劑(ji)使用，牙科(ke)研磨劑(ji)。
七、包(bao)裝：內襯聚乙烯塑(su)料袋(dai)(dai)，外(wai)套塑(su)料編織(zhi)袋(dai)(dai)，每(mei)袋(dai)(dai)25kg。
八(ba)、貯存(cun)(cun)與運(yun)(yun)輸：本品應貯存(cun)(cun)在干燥(zao)通風清(qing)潔的庫(ku)房中，裝載運(yun)(yun)輸時要輕裝輕放，防(fang)止(zhi)包裝破(po)損，防(fang)止(zhi)受(shou)潮、受(shou)熱(re)，運(yun)(yun)輸過程中防(fang)止(zhi)雨淋受(shou)潮，應與有毒(du)物品隔離。
| 質量指標 | Specification | FCC VII |
| 含量（Mg3(PO4) 2 ，灼燒干基計）， w/% | Content(Mg3(PO4) 2,Ignited basis),w/% | 96.0-101.5 |
| 砷（As），mg/kg ≤ | Arsenic(As),mg/kg ≤ | 3 |
| 氟化物（F），mg/kg ≤ | Fluorides(F),mg/kg ≤ | 25 |
| 鉛（Pb），mg/kg ≤ | Lead(Pb),mg/kg ≤ | 2 |
| 灼燒失重（425℃），w/% | Loss on ignition (425℃),w/% | 30.0-37.0 (8H2O) 20.0-27.0 (5H2O) 15.0-23.0 (4H2O) |
1、Chemical Name: Trimagnesium Phosphate
2、Molecular Formula: Mg3(PO4) 2·xH2O
3、Molecular Weight: Anhydrous:262.87
4、CAS: 7757-87-1
5、Character: It occurs as white, crystalline powder. It may contain four, five or eight hydrates. It’s readily soluble in dilute mineral acids, but almost insoluble in water.
6、Usage: Nutrient
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.