Humic Acid Compound Fertilizer--Black Urea:
1) Specification
Appearance: Black Brown Granules
Nitrogen: 25-28%
Humic Acid: 7-10%
Organic Matter: 13-15%
Trace Elements: Ca,Mg,Fe,Mn,Cu,S.
2) Packing:
3) Price: USDMT FOB
4) Capacity: 20MT/
Humic Acid Compound Fertilizer--Black Urea: