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EDTA Disodium
Molecular formula:C10H14N2O8Na2.2H2O
Molecular weight:372.24
Property:EDTA-2Na is a white crystal powder. It contains two crystal waters. When dried, it easily loses crystal water. It is easily soluble in water, the pH value of 5% water solution is 4.0-6.0 (25℃). It is hardly soluble in organic solvents like alcohol or ethyl ether.
Usage:EDTA-2Na is most important among the EDTA salts. It is a widely used complexation agent. It is used for complexation of metal ion or splitting metal. It is also used in detergent, shampoo, agricultural chemicals, additive to color photosensitive materials, water cleaner, pH modifier and anticoagulant, etc.
Packing:

1.Net each in 25kg plastic woven bag, lined with PE bag.

2.According to the requirements of the customer.

Specification:


ITEM

FIRST CALSS

Content of EDTA-2Na

99% Min

Chlorides

0.01% Max

Sulphate

0.1% Max

Iron

0.001% Max

Heavy metal (as Pb)

0.001% Max

PH value (50g/l, 25℃)

4.0-5.0

Appearance

White powder