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ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT AR/ACS
EDTA disodium salt
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100 g
(00100)
500 g
(00500)
5000 g
(05000)
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Article No.
03731
Grade
AR/ACS
Purity
99%
CAS No.
6381-92-6
Molecular Formula
C
1
0
H
1
4
N
2
Na
2
O
8
.2H
2
O
Molecular Weight
372.24
H.S. Code
2921.2100
Shelf Life
60 Months
Physical Properties
Physical state at 20 °C
Solid
Colour
White crystalline
Odour
Odorless
pH value
4 - 5 at 10 g/l at 23 °C
Melting point/ Freezing point [°C]
248 °C
Flash point [°C]
> 100 °C
Solubility in water [% weight]
100 g/l at 20 °C
Specifications
Appearance
White crystalline powder
Assay (complexometric)
99.0 - 101.0% C10H14N2O8Na2·2H2O
pH (5% solution in water)
4 - 5
Heavy metals (by ICP-OES)
Max 0.005%
Iron (Fe)
Max 0.0005%
Copper (Cu)
Max 0.00025%
Insoluble matter in water
Max 0.005%
Nitrilotriacetic acid
Max 0.05%
Chloride (Cl)
Max 0.01%
Sulphate (SO4)
Max 0.02%
Nickel (Ni)
Max 0.0005%
Lead (Pb)
Max 0.0005%
Loss on drying (at 150°C; 6 hrs)
8.7-11.4%
Safety Information and Hazard Symbols
Risk Statement: 22
Safety Statement: 26-36
Revision Date:
28-Mar-2025
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ETHYLENEDIAMINE TETRAACETIC ACID DISODIUM SALT