Items
Specification
Results
Purity
99.0% MIN
99.4%
Appearance
White Crystal Powder
Pass
Pb
0.001% Max
Not Detective
Fe
0.001% Max
0.0001
CL
0.01% Max
0.002
SO4
0.05% Max
0.01
PH(1% Solution)
10.5- 11.5
11.00
NTA %
1.0 MIN
0.2
Chelating value(mgcaco3/g)
220min
221
Conclusion:The batch tested complies with Q/24SJK01-2017
Product description
EDTA Acid is calcium ion complexing agent, detergent and blood anticoagulant. In biochemical studies, it is used as a calcium chelating agent to eliminate the inhibitory effect of trace heavy metals on the enzyme catalyzed reaction.
Application
EDTA can form stable water soluble complex with alkali metal, rare earth element and transition metal. In addition to sodium salt, there are ammonium salts and various salts, such as iron, magnesium, calcium, copper, manganese, zinc, cobalt, aluminum and so on.
Storage
Be stored o…