Magnesium Citrate

Magnesium Citrate, E345, CAS no.7779-25-1, the Magnesium salt of Citric Acid, white powder, soluble in water. Magnesium Citrate manufacturing process via chemical synthesis, magnesium carbonate and citric acid as raw materials. Along with other citrics, such as Sodium Citrate, Calcium Citrate and Potassium Citrate, used as acidity regulator and preservative in food and beverage. Magnesium Citrate is also a source of magnesium used in food, beverage, and in nutritional supplement applications. Magnesium Citrate also used as a pore cleanser in skin care products and a fertilizer in plant food.

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Magnesium Citrate powder Specification
Appearance White or almost white, fine, slightly hygroscopic powder
Solubility Soluble in water, practically insoluble in ethanol (96 %). It dissolves in dil. HCl.
Identification :
A. Reaction of citrates
B. Reaction of magnesium
C. pH
D. Loss on drying Shall pass the test
Shall pass the test
7.0 â?? 8.5
Max. 3.5 %
Appearance of solution Clear and not more intensely coloured than reference solutions Y7 or BY6
pH 6.0 8.5
Oxalates Max. 280 ppm
Sulphates Max. 0.2 %
Calcium Max. 0.2 %
Iron Max. 100 ppm
Heavy metals Max. 10 ppm
Loss on drying Max. 3.5 %
Assay as Magnesium (On dried substance) 15.0 % 16.5 %

Magnesium Citrate is Inorganic compound. Magnesium Citrate is a White to off-white powder. It is partially soluble in water. The product should be stored in tightly closed container away from the source of heat.
Magnesium Citrate is used in Nutrient, Dietary Supplement & Pharmaceuticals.

Description: Magnesium Citrate Anhydrous
M.F:C12H10Mg3O14
W.F:451.3
CAS:3344-18-1 (144-23-0)
Grade: Food Grade
Appearance: White or almost white powder or Granular
Application: used as Magnesium nutrient supplement in food,Beverage, healthy products, pharmaceutical industry
Packing : 25kg in a kraft bag, 1000kgs/Pallet
Shelf life: 2 yrs
Product parameter as below: 
ITEM USP41 EP8.0
Mg content            % 14.5-16.4 15.0-16.5
PH                        / 5.0-9.0 6.0-8.5
Oxalae                ppm / 280
Chloride            %           0.05 /
Sulfate                  %  0.2 0.2
Arsenic                  ppm 3 /
Calcium                ppm 1 0.2
Iron                     ppm 200 100
Heavy metals        ppm 50 10
Loss on drying           % 2 3.5

1.Chemical Name: Magnesium citrate
2.Molecular Formula: Mg3(C6H5O7)2
3.Molecular Weight: 451.11
4. CAS: 3344-18-1

Description: Magnesium Citrate Nonahydrate
M.F:C12H10Mg3O14.9H2O
N.W:613.3
CAS:153531-96-5
Grade: Food Grade
Appearance: White or almost white fine powder,slightly soluble in water;
Application: used as Magnesium nutrient supplement in food and pharmaceutical ,
Packing : 25kg in a kraft bag
Shelf life: 2 yrs
Standard: USP,EP
Product parameter as below: ITEM USP41 EP8.0
Mg content (dry basis)   % 14.5-16.4 15.0-16.5
PH    / 5.0-9.0 6.0-8.5
Oxalae  ppm / 280
Chloride  %   0.05 /
Sulfate % 0.2 0.2
Arsenic   ppm 3 /
Calcium ppm 1 0.2
Iron  ppm 200 100
Heavy metals   ppm 50 10
Loss on drying % 29 24.0-28.0

Magnesium Citrate(CAS:144-23-0)

CAS: 1309-48-4 food grade 99MIN

magnesium oxide powder and granular