Magnesium Sulfate Heptahydrate
Characters: It's colorless prismatic or needle-shaped crystal, odorless, tastes cool, salty and bitter. It is easily soluble in water (119.8%, 20ºC) and glycerine, slightly soluble in ethanol. The aqueous solution is neutral.
Usage:1) Solidfication
2)Nutritional Supplement
3)brew additive
4)dietary supplement
Storage: Store in a cool, dry area and not in direct sunlight. The preferred storage temperature should not exceed 0ºC-40ºC.
Shelf Life: 24 Months.
Test item | USP/BP/ Ph. Eur | |
Assay(MgSO4·7H2O) | 99.0-100.5% | |
pH of 5% solution | 5.0-9.2 | |
Acidity or alkalinity | Passes test | |
Insoluble matter in H2O | ≤ | 0.025 % |
Loss on drying at 450ºC | ≤ | 48.0-52.0 % |
Chloride (Cl) | ≤ | 0.014% |
Ammonium (NH4) | ≤ | 0.005% |
Phosphate (PO4) | ≤ | 0.002 % |
Residual solvents(Ph.Eur/USP) | Passes test | |
Heavy metals (as Pb) | ≤ | 0.001% |
As | ≤ | 0.00015 % |
Fe | ≤ | 0.002 % |
Se | ≤ | 0.0015 % |
Magnesium Sulfate Heptahydrate





P.S. If you have special requirement on package, please feel free check and advise. We would provide more details
1. What's your payment terms?
T/T and L/C
2. What's your delivery time?
Arrange the shipment in 7-15 days after confirm PO.
3. How about the packing?
Packing as 25 kg/bag. Of course, if you have special requirements, we will according to your order.
4. When can I get reply?
We'll reply in 12 hours on working days.
5. How about the validity of the products?
According to the products you ordered.
6. What documents you provide?
Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate.
If your market has any special requirements, please let us know.
7. What is loading port?
Lianyungang, Shanghai, Qingdao, Ningbo and other China Major Port.