EX0539
EDTA, Disodium Salt, Dihydrate
Synonym(s):
(Ethylenedinitrilo)tetraacetic Acid, (Ethylenedinitrilo)tetraacetic Acid, Disodium Salt, Dihydrate
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About This Item
UNSPSC Code:
41116105
Recommended Products
pH
4-5 (20 °C, 50 g/L in H2O)
mp
110 °C (elimination of water of crystallisation)
solubility
100 g/L
storage temp.
room temp
Application
Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
Analysis Note
Appearance:white to almost white, crystalline powder
Assay (complexometric):99.0-101.0%
Heavy metals (as Pb):0.005% max
Identity (IR-spectrum):conforms
Insoluble matter:0.005% max
Iron (Fe):0.001% max
Nitrilotriacetic acid [(HOCOCH2)3 N]:0.1% max
pH (50 g/l; water):4.0-6.0
Assay (complexometric):99.0-101.0%
Heavy metals (as Pb):0.005% max
Identity (IR-spectrum):conforms
Insoluble matter:0.005% max
Iron (Fe):0.001% max
Nitrilotriacetic acid [(HOCOCH2)3 N]:0.1% max
pH (50 g/l; water):4.0-6.0
signalword
Warning
hcodes
pcodes
Storage Class
10-13 - German Storage Class 10 to 13
Certificates of Analysis (COA)
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