USP41 및 USP1251기준에의한 저울의허용오차
1.USP 1251 Weighing on an Analytical Balance / General Information Second Supplement to USP 36–NF 31
USP41 및 USP1251기준에의한 저울의허용오차
1.USP 1251 Weighing on an Analytical Balance / General Information Second Supplement to USP 36–NF 31