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CAT No. CS-T-92408
Category Impurities
CAS 57368-07-7
Mol. Weight 520.49 g/mol
Mol. Formula C18H20N2O12S2
View COA View MSDS
Product Description
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Synonyms a,a-(1,2-Ethanediyldiimino)bis[2-hydroxy-5-sulfo-benzeneacetic Acid; N,N-Ethylenebis[2-(2-hydroxy-5-sulfophenyl)glycine; N,N-Ethylenebis[2-(2-hydroxy-5-sulfophenyl)glycine
Storage Conditions Hygroscopic, -20°C Freezer, Under inert atmosphere
Melting Point (℃)>254C (dec.) 
Solubility Aqueous Acid (Slightly), Aqueous Base (Slightly)
Appearance Pale Yellow to Pale Beige Solid
Application Notes EDDHSA is an analog of EDDHA and is used to form the iron chelate EDDHSA/Fe3+, which is used as a soil fertilizer to treat iron chlorosis in plants growing in calcareous soils.
Smiles O=S(C1=CC(C(NCCNC(C(O)=O)C2=C(O)C=CC(S(=O)(O)=O)=C2)C(O)=O)=C(O)C=C1)(O)=O
The balance used are calibrated with weights Traceable to National Standards NIST for accuracy

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ISO 9001:2005
OHSAS 18001:2007
ISO 14001:2005
ISO 17034:2016
ISO/IEC 17025:2017
NIST Calibrated