กรดฮิวมิคผง

www.greentopfertilizer.com

+8615879718963

Humic acid: 50%-70%    
K2O:8-12%    
Water-Soluble: 70%-100%    
PH:9-11    
Packing:1kg ,5kg,10kg,25kg    
www.greentopfertilizer.com