Chemical Name: Fulvic acid
Other names: FA; 4,10- dihydro-3,7,8-trihydroxy-3-methyl-10-oxo-
1H,3H-pyrano[4,3-b][1]benzopyran-9-carboxylic acid; 1H,3H-Pyrano4,3-b1benzopyran-9-carboxylicacid
Molecular Formula: C14H12O8
Molecular Weight: 308.24
CAS No. : 479-66-3
EINECS : 610-395-7
Properties
Yellow brown powder.
Density is 1.79g/cm3.
Boiling point is 661℃ at 760mmHg.
Flashing point is 255.1℃.
Melting point is 247℃.
Refractive index is 1.736.
A kind of short carbon chain material extracted from natural humic acid with high load capacity and physiological activity.
An organic and natural electrolyte, depending on the situation, Fulvic acid can act as an electron donor or acceptor and an oxidizer or reducer. Fulvic acid has exhibited the ability to enhance the availability and adsorption of nutrients as well as prolong their time of residence.
Composition
Items | Specifications |
Appearance | brown powder |
Organic matter(dry basis) | 60.0% min |
Fulvic acid (dry basis) | 50.0% min. |
K2O (dry basis) | 8.0% min |
Water-solubility (dry basis) | 95.0% min. |
Chelating value(CaCO3 dry basis) | 50mg/g min |
pH | 6.0-8.0 |
Moisture | 10.0%max |
P2O5 (dry basis) | 4.0% min |
Packing
25KGS PP bags, big bags, or other customized bags
Storage
It must be kept in airy, cool, dry places, far from sources of heat/ignition and protected from sunlight.
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