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Chemical: EDTA -2Na (EDTA Na2,EDTA Disodium Salt)
Molecular Formula: C10H14N2Na2O8.2H2OCas No.: 6381-92-6(Dihydrate)
Molecular Weight: M=372.2
Feature
EDTA-2Na is a white powder with two crystal waters, easy to lose crystal water when dried and easy to soluble in water, but hard to soluble in organic solvents like alcohol or ethyl ether. The PH Value of 5% (25C) aqueous solution is 4.0-6.0.
Specification
Appearance White crystalline powder
Heavy Metals (Pb), % ≤0.001Fe, % ≤0.001
Cloride, % ≤0.001
Sulphate, % ≤0.05
PH (50g/L,25℃) 4.0~5.0
Assay, % ≥99.0
Cu, % ≤0.0025
Chelate value, mgCaCO3/g 260-290
Main Applications
EDTA -2Na is used in detergent,liquid soap,shampoo,agricultural chemicals,fixer solution for development of colour film, water cleaner, PH modifier. When stating the redox reaction for the polymerization of butyl benzene rubber,it is used as part of activator for the complexation of metal ion and control of polymerization speed.
Packing
PP bag,25kg/bag. 20mt/20' FCL,18mt/20' FCL if palletized, or packed as the customer's request.
Storage: Be stored on shelf or pallet in dry,cool and ventilated warehouse. Avoid breakage of the bags, humidity and contamination.
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