... powder activated carbon is based on high quality sawdust, phosphoric acid as activating agent, carbonization, activation, refined processed. The ... as well as maltose, sucrose, fructose, xylose, amino acid, citric acid, proline, nucleotide, monosodium glutamate, and food industry ... , vitamin B1, vitamin B6, vitamin C, metronidazole, gallic acid, can also be used glyoxal, benzo three ammonia, methyl ...