Anthracite Filter Media is thoroughly selected from anthracite which yields the highest percentage of carbon. It is then hydraulically classified to reduce mineral matter and ash to a minimum, and finally screened and washed to ensure suitability for filtration purposes.Our Factory is construct under CJ/T43-2005(China); JWWA-A-103(Japan); AWWWA-B100(USA) stander, our product are well known as it's equality size, less in lost, great in adsorption.HS Code: 27011100Trademark: RefulStandard: CJ/T43-2005, JWWA-A-103. AWWWA-B100Productivity: 20000T/MonthUnit Price/Payment: T/T OR L/COrigin: ChinaPacking: As Customers' OpinionMin. Order: 100TTransportation: Sea Transportation