一、化學(xué)名：磷酸鎂
二、分子式：Mg3(PO4)?2·xH2O
三、分子量：無(wú)水物：262.87
四、CAS：7757-87-1
五、性狀：白色結晶性粉末?？煞譃楹兴?、五或八個(gè)分子結合水的三種磷酸鎂。易溶于稀無(wú)機酸，幾乎不溶于水。
六、用途：在食品工業(yè)中作營(yíng)養增補劑，穩定劑、PH調節劑、抗結劑；在其他工業(yè)中作沉淀劑使用，牙科研磨劑。
七、包裝：內襯聚乙烯塑料袋，外套塑料編織袋，每袋25kg。
八、貯存與運輸：本品應貯存在干燥通風(fēng)清潔的庫房中，裝載運輸時(shí)要輕裝輕放，防止包裝破損，防止受潮、受熱，運輸過(guò)程中防止雨淋受潮，應與有毒物品隔離。
| 質(zhì)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.