1、Chemical name: magnesium citrate

2、Molecular formula: C₁₂H₂₈Mg₃O₂₃

3、Molecular weight: 613.25

4、CAS:153531-96-5

5、Character: It is white or off-white powder. Non -toxic and non-corrosive, It is soluble in dilute acid,slightly soluble in water and ethanol. It is easily damp in air.

6、Usage:It is used as food additive, nutrient, saline laxative. It is widely used in pharmaceuticals. It plays an important role in regulating the heart’s neuromuscular activity and the conversion of sugar into energy. It is also essential to the metabolism of vitamin C.

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 & Transportation: 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.

质量指标	Specification	USP36	Enterprise Standard
镁含量，w/%	Magnesium content ,w/%	14.5-16.4	10.5-16.4
钙，w/%             ≤	Ca ,w/%               ≤	1	————
铁，w/%             ≤	Fe ,w/%                ≤	0.02	————
砷，w/%          ≤	As ,w/%               ≤	0.0003	0.0003
氯化物，w/%      ≤	Chloride ,w/%          ≤	0.05	0.05
重金属，w/%         ≤	Heavy metals ,w/%       ≤	0.005	0.005
硫酸盐，w/%         ≤	Sulphate ,w/%          ≤	0.2	0.2
pH（5%水溶液）	pH (5% solution)	5.0-9.0	————
鉴别试验	Identification           ≤	Conform to the standard	————
干燥失重，w/%         ≤	Loss on drying , w/%     ≤	29.0	20-32