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Selecting which iron chelate to use - MSU Extension
May 10, 2007 · EDDHA is the strongest chelate of any of the commonly used materials and maintains iron availability to plants past pH 9.0. These chelates are ranked in the same order of effectiveness by Drs. Bill Argo and Paul Fisher in Understanding …
ethylenediamine-N,N'-bis(2-hydroxyphenylacetic acid)
Causes somnolence, ataxia, and respiratory depression in intravenous lethal-dose studies of mice (LD50 = 53 mg/kg); Causes changes in bladder, spleen, and thymus weights in 14-day intermittent oral studies of dogs; [RTECS] An irritant; May cause respiratory depression and sedation; Targets the nerves, kidney, spleen, and thymus; [Sigma-Aldrich M...
Ferriplus® Chelated Micronutrient | Miller Chemical
Ferriplus ® is a water soluble, EDDHA chelated iron (6%) for use on soils above pH 7.5. It is derived from iron (Fe) EDDHA (ethylenediamine di- (o-hydroxyphenylacetic acid)). Ferriplus is a source of iron in a form which is readily available to plants.
EDDHA – Virtual Museum of Molecules and Minerals
This chelating agent is commonly known as EDDHA [ethylenediaminedi(o-hydroxyphenylacetic) acid] or EHPG [N,N’-ethylenebis-2-(o-hydroxyphenyl) glycine]. Because of the strong bonds between phenolic groups and Fe(III), chelates of this type are much stronger than those purely carboxylic chelating agents such as EDTA.
HS1208/HS1208: Understanding and Applying Chelated Fertilizers …
The ligands EDTA, DTPA, and EDDHA are often used in chelated fertilizers (Table 4). Their effectiveness differs significantly. EDDHA chelated Fe is most stable at soil pH greater than 7 (Figure 4, A and B).
Ferric Sodium EDDHA (FeNa-EDDHA) - PhytoTech Lab
FeNa-EDDHA is generally considered to be one of the most stable and effective chelating agents for Fe3+. Replaces product I338 (Iron Chelate, Sequestrene® 138) Synonyms: Ferric-Sodium Salt; Iron (III)-Sodium Salt; Iron Chelate; FeEDDHA.
Fe EDDHA 6%, EDDHA Iron Chelate - IRO Group Inc.
EDDHA Fe 6% is a micro iron chelate. And this EDDHA iron chelate is developed to correct and prevent iron deficiency in agricultural and horticultural crops, particularly in alkaline and calcareous soils.
6% Iron EDDHA Powder is a fully chelated, water soluble, powdered form of Iron EDDHA for use in vegetable crops, field crops, trees, vines, turf and ornamentals. 6% Iron EDDHA Powder, when used along with a sound fertility program, assures that the nutritional demands of the plant are satisfied during the growing season. 6% Iron EDDHA Powder is ...
Chemical Stability of the Fertilizer Chelates Fe-EDDHA and Fe …
Fe-EDDHA and Fe-EDDHSA chelates in an aqueous medium are the most stable over time at pH 7. Their concentration and the content of EDDHA isomers as well as the content of monomer and EDDHSA condensation products are slightly changed over time.
BRANDT® Sequestar®
BRANDT SEQUESTAR offers a range of high quality, fully chelated EDTA, EDDHA and DTPA micronutrients available in liquid and dry soluble formulations. The chelation shields and protects the nutrients, which prevents them from reacting and binding with other elements in the soil and other fertilizers.
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