GOST 33399-2015
环境危害化学品试验. 颗粒物粒度分布的测定/纤维长度和直径分布的测定. 方法A: 颗粒物粒度分布 (有效流体动力学半径). 方法B: 纤维长度和直径分布
Testing of chemicals of environmental hazard. Determination of the particle size distribution/determination of the fibre length and diameter distribution. Method A: Particle size distribution (effective hydrodynamic radius). Method B: Fibre length and dia