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humic acid powder

humic acid powder
Added:2015-4-2  Author:   
 1. Definition

Humic acid is a permanent humic substance and cannot be degraded that fast by the microorganism in the soil. It is a natural additive for fertilizer to improve the structure of the soil and increase the fertility.

2. Typical Analysis

Appearance  

Black Powder                

Organic matter(dry basis)  

85.0%min

Humic acid(dry basis)

70.0%min

Nitrogen( organic)

 0.3%

Fe

0.1%

P2O5

0.02%

C.E.C

300meq/100g

pH   

4.0-6.0

Sieve residue (0.5mm)  

5.0%max 

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