Magnesium Citrate

Chemical Name: Magnesium Citrate, Tri-magnesium Citrate

Molecular Formula: Mg3(C6H5O7)2，Mg3(C6H5O7)2·9H2O

Molecular Weight: Anhydrous 451.13; Nonahydrate:613.274

CAS：153531-96-5

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.

Product Detail

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.
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.
Storage and Transport: It should be stored in a dry and ventilated 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.
Quality Standard:(EP8.0, USP36)

Name of index EP8.0 USP36
Magnesium content dry basis,      w/% 15.0-16.5 14.5-16.4
Ca, w/%                       ≤ 0.2 1.0
Fe, w/%                       ≤ 0.01 0.02
As, w/%                       ≤ 0.0003 0.0003
Chloride, w/%                  ≤ --- 0.05
Heavy metals (As Pb), w/%       ≤ 0.001 0.005
Sulphate, w/%                  ≤ 0.2 0.2
Oxlates, w/%                   ≤ 0.028 ---
pH (5% solution)       6.0-8.5 5.0-9.0
Identification --- conform
Loss on drying  Mg3(C6H5O7)2         ≤% 3.5 3.5
Loss on drying  Mg3(C6H5O7)2·9H2O    % 24.0-28.0 29.0
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