Granular Humic Acid Fertilizer

product description:

Humic acid fertilizer  are extracted from weathered coal and have a immoderate molecular weight. they're soluble in alkaline solutions and insoluble in water and acids. appearance has round debris and powder.

Production Details:

Appearance: Black particles, black powder / particles

Water solubility: 50%

Organic matter (based on dry basis) ≥80.0% ≥80.0%

Humic acid (dry basis) ≥50.0% ≥50.0%

pH 4.0-6.0

Particle size 1-5mm 1-5mm

Fineness 60 mesh 60 mesh