Powdery s,s-ethylenediamine-n,n′-disuccinic acid iron...

Details Powdery s,s-ethylenediamine-n,n′-disuccinic acid iron... Powdery s,s-ethylenediamine-n,n′-disuccinic acid iron...

2005-06-14

2005-06-14

Nazario-Gonzalez, Porfirio (Department: 1621)

Organic compounds -- part of the class 532-570 series

Organic compounds

Heavy metal containing

C430S461000, C008S101000

Reexamination Certificate

active

06906215

ABSTRACT:
There is provided a powdery S,S-EDDS iron complex improved in its caking property. An S,S-ethylenediamine-N,N′-disuccinic acid iron complex, which is crystalline and has an average particle diameter of from 10 to 1000 μm and a water content of not more than 7% by weight, a powdery S,S-ethylene-N,N′-disuccinic acid (S,S-EDDS) iron complex having a compressive strength of not more than 1 kg/cm2, the compressive strength being measured according to JIS A 1108 after a lapse of 2 months under conditions of a temperature of 50° C. and a load of 300 g/cm2, and a process for producing the same.

REFERENCES:
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