失禁者用尿液吸收剂 聚丙烯酸酯高吸水性粉末 第3部分：用筛分法测定粒径分布的试验方法

Urine-absorbing aids for incontinence—Polyacrylate superabsorbent powders—Part 3: Test method for determination of the particle size distribution by sieve fractionation