00000nz  a2200000n  4500
001  KSH1998009417
005  20021120085410
008  980429 n azknn|abn          |a a|a    | 
150  ▼a검출 한계[檢出限界]▲
450  ▼a검출 한도[檢出限度]▲
450  ▼wr▼i영어▼adetection limit▲
550  ▼a검출[檢出]▲