Molecular formula:　C₁₂H₂₂CaO₁₄H₂O
　　Properties:　 white crystalline granule or powder , no smell odorless
　　Quality index:

Item	Unit	Standard value
Identification	-	meet requirement
Heavy metals	ppm	≤15
Mg & alkali metal	%	≤1
Chloride	ppm	≤500
Sulfate	ppm	≤1000
Arsenic salt	2ppm	≤
Cane sugar and reducing sugar	-	meet requirement
Assay	%	99-104
Bacteria	gram	＜1000
mildew	gram	＜100
Escherichia coli	-	can not be detected

　　Uses:
　　Used as calcium and nutrition supplement; also used as buffering agent, curing agent and chelate complexing.
　　Packing:　25KG/ woven bag or film coated paper bag.