GB/T 7701.5-1997 Granular activated carbon from coal for air purification

GB/T 7701.1-1997 Granular activated carbon from coal for desulfurization GB/T 7701.2-1997 Granular activated carbon from coal for solvent recovery GB/T 7701.3-1997 Granular activated carbon from coal for catalyst carrier GB/T 7701.4-1997 Granular activated carbon from coal for the treatment of water GB/T 7701.6-1997 Granular activated carbon from coal for protection GB/T 7701.7-1997 Granular activated carbon from coal for high adsorption performance

GB 7701.5-1987

GB/T 7701.1-2008 Granular activated carbon from coal—Granular activated carbon from coal for gas adsorption

GB/T 7701.1-1997 Granular activated carbon from coal for desulfurization GB/T 7702.1-1997 Standard test method for granular activated carbon from coal—Determination of moisture content GB/T 7702.2-1997 Standard test method for granular activated carbon from coal—Determination of particle size GB/T 7702.3-1997 Standard test method for granular activated carbon from coal—Determination of hardness GB/T 7702.4-1997 Standard test method for granular activated carbon from coal—Determination of apparent density GB/T 7702.13-1997 Standard test method for granular activated carbon from coal—Determination of carbon tetrachloride adsorption GB/T 7702.16-1997 Standard test method for granular activated carbon from coal—Determination of pH value GB/T 7702.20-1997 Standard test method for granular activated carbon from coal—Determination of pore volume GB/T 7702.21-1997 Standard test method for granular activated carbon from coal—Determination of specific surface area