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EDTA Calcium Salt(EDTA-CaNa2)

 

Chemical Name:  
Molecular Formula: C₁₀EDTA Calcium Salt    EDTA-CaNa₂H₁₂N₂O₈CaNa₂·2H₂O
Molecular Weight: 410.3
CAS NO.:62 - 33 - 9
Appearance: Free-flowing white powder
Chelated Calcium Content: ≥ 98.0% (C10H12N2O8CaNa2· 2H2O)
Calcium Content: ≥ 10.0% 
PH Value (1% aqueous solution): 6.5 - 7.5 
PH Value (20% aqueous solution): 6.5 - 8.0 
Aquosity: 5.0% - 13.0%
Heavy metals: (counted by lead): ≤ 10 mg / kg 
Main Performance: EDTA-Ca-10, used as separating agent, is a kind of stable water-soluble metal chelate. It can chelate multivalent ferric ion. Calcium and ferrum exchange forms the more stable chelate. 
Calcium Content: 10 ± 0.5% 
Water-solubility: About 800g / l (20℃) , about 1500g / l (80℃) 
Bulk Density: About 690Kg/m3 
Biodegradability: Difficult 
COD (Chemical Oxygen Demand) Value: About 580mg / g 
Usage: It is applied as trace elements in agriculture, and as coloring agent and food additive in food industry.
Packaging: 25kg woven bag,or according to customers’ demand. 
Storage: Stored in dry place at low temperature (<30 ℃).