VinaSorb® | Activated Carbon Manufacturer in Vietnam | Nhà ...- nhà sản xuất sanatizer ,PEI CHIA offers activated carbon from coconut shells in standard grades and also can provide customized mesh sizes. Granular activated carbon (GAC) adsorption is an effective solution for purification in environmental remediation and municipal water treatment applications to remove trace contaminants from both vapors and liquids.VinaSorb® | Activated Carbon Manufacturer in Vietnam | Nhà ...PEI CHIA offers activated carbon from coconut shells in standard grades and also can provide customized mesh sizes. Granular activated carbon (GAC) adsorption is an effective solution for purification in environmental remediation and municipal water treatment applications to remove trace contaminants from both vapors and liquids.