... for food 1,PH value:7-10. 2,Moisture:8-12. 3,Fixed carbon:75-85%. 4,Volatile matter:15-20%. high quality ... bamboo charcoal powder for food 1, high quality:Carbonized by high ... -temp steam physical methods.PH Value:7-9.Size:80-100mesh.Widely used for water treatment or metallurgy industry.2 ...