Product Description
Item | Specification |
Specific rotation | +39.5 to +41.5° |
State of solution(transmittance) | Clear 98.0% min. |
Chloride[cl] | 0.020% max. |
Ammonium [NH4] | 0.02% max. |
Sulfate[SO4] | 0.020% max |
Iron[Fe] | 10ppm max. |
Heavy metals [Pb] | 10ppm max |
Arseni c[As2O3] | 1ppm max |
Other amino acids | Chromatographically not detectable |
Loss on drying | 0.20% max. |
Residue on ignition[sulfated] | 0.10% max. |
Assay | 99.0% min |












The company acquired ISO9001 quality management system certification on December 7, 2006, and OHSAS18001 occupational health and safety management system certification and ISO14001 environment management system certification.

On March 8th, 2005, products like strontium , strontium chloride and manganese chloride began to be produced and the annual production capacity reached 5,000 tons.
On December 7th, 2006, we were ISO 9001 certified.
In July of 2007, we were awarded the title of "Chongqing Demonstration Enterprise of Clean Production".
In August of 2008, the first-stage extension project was finished and put into use. The construction of chemical-reaction system for the acid station, strontium , and manganese chloride and strontium chloride production line was accomplished, which enabled the company to produce 10,000 tons products annually.
In October of 2008, company acquired the title of "Second-level Safety Production Standardization.
In October of 2010, the second-stage extension project was finished and put into use. The systematic construction of strontium chloride crystallization and strontium chloride anhydrous production line was accomplished, which enabled the company to produce 18,000 tons products annually.
In March of 2011, the technical improvement for the strontium production line was completed. The annual capacity reached 20,000 tons.
