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DTPA

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Chemical name: Diethylenetriaminepentaacetic acid, ferric sodium salt
Other names:
Sodium hydrogen [N,N-bis[2-[bis(carboxymethyl)amino]ethyl]glycinato(5-)]ferrate(2-);
DTPA-FE-11; diethylenetriaminepentaacetic acid ferric-sodium complex; Sodium hydrogen ferric diethylenetriaminepentaacetate; sodium hydrogen ferric dtpa; iron(3+) sodium [{2-[{2-[bis(carboxylatomethyl)amino]ethyl}(carboxylatomethyl)amino]ethyl}(carboxymethyl)amino]acetate (1:1:1);
Molecular Formula: 468.2
Molecular Weight: DTPA-FeHNa
CAS No. : 12389-75-2
EINECS: 235-627-0
Properties
Yellow or brown powder.
pH value of 1% solution is 2.5-3.5.
Solubility at 20℃is 150g /l.
DTPA-Fe-11 is a stable water soluble metal chelate, mainly used in agriculture and horticulture in soil, hydroponics or as foliar fertilizer.
It can prevent and cure the iron-deficiency. Iron is an essential microelement for the growth of plants.
Iron-DTPA has the best characteristics of stability from photo degradation, pH, next to neutrality, and is without any phototoxic effects. The efficiency is increased when used in a mixture with products that contain amino acids.

Items
Specifications
Appearance
Yellow-Brown Powder
Fe chelated
11.0±0.5% min
pH value (1% solution)
2.5-3.5
Insoluble matters in water
0.05% max

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