GB/T 22877-2023纸、纸板、纸浆和纤维素纳米材料灼烧残余物(灰分)的测定(525℃)国家标准
英文:Paper, board, pulps and cellulose nanomaterials—Determination of residue (ash content) on ignition at 525 °C GB/T 228...
英文:Paper, board, pulps and cellulose nanomaterials—Determination of residue (ash content) on ignition at 525 °C GB/T 228...