Nantong Feiyu Food-tech Co., Ltd. (Former: Nantong Feiyu Fine Chemical Co., Ltd.)
PRODUCTS
    •   Magnesium Citrate
Magnesium Citrate can be used as a dietary supplement and as a nutrient. This product is known to be used in pharmaceuticals. Magnesium plays a vital role in regulating the neuromuscular activity of the heart, converts blood sugar to energy and is necessary for proper calcium and Vitamin C metabolism.
Chemical Data
Chemical Formula Mg3(C6H5O7)2·xH2O Mg3(C6H5O7)2·11H2O Mg3(C6H5O7)2·11H2O
CAS No 3344-18-1
Molecular Weight 451.13 (Anhydrous)
Use Nutrient; Dietary Supplement; Pharmaceuticals
Description Fine, white powder/ granular
Containers 25 kg / 50 lb. box/bag/drums; 500 kilogram bag
Storage Store in a clean, dry warehouse in the original unopened containers.
Chemical Specifications
  USP/NF Undecahydrate Anhydrous USP
  Powder 
Code10301
Granular 
Code10302
Granular 
Code10303
Powder 
Code10304
Granular 
Code10305
Assay (as Mg) on dried basis 14.5 - 16.4% 10.91 - 11.57% 14.5 - 16.4%
Heavy Metals (as Pb) 50 ppm max 10 ppm max 50 ppm max
LOD 29% max 28.0 - 32.0% 29% max
Identification  
Test A To Pass Test --- To Pass Test
Test B To Pass Test --- To Pass Test
PH 5.0 - 9.0 6.0 - 8.5 5.0 - 9.0
Chlorides 0.05% max 10.0-14.0% 0.05% max
Sulfates 0.2% max 0.2% max 0.2% max
Arsenic 3 ppm max --- 3 ppm max
Iron 200 ppm max 100 ppm max 100 ppm max
Calcium 1.0% max 0.2% max 0.15% max
OVI Conforms to USP requirements --- Conforms to USP requirements
Oxalic Acid --- 300 ppm max ---
Solution Color --- Pass ---
Lead 0.2 ppm max 5 ppm max 0.2 ppm max
Magnesium Content
As-Is
11.2 - 12.0 % --- ---
Bulk density According to Customer Requirements
Particle Size According to Customer Requirements
Microbial limits

Total Plate Count                 NMT 1000cfu/g           E. Coli                                    Negative

Total Molds And Yeasts     NMT 300cfu/g             Salmonella                            Negative

Total Coliform Count          NMT 10cfu/g               Staphylococcus Aureus       Negative

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