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2、 M 8001, 3 3.1 . 4 6. 1 . 1 (Pb) (Fe) 0.5 % 0.001 % 0.001 % 5 5.1 1.0 g (1: 3) 50 mL 30 (5 B) . (1052) C 1 . (1052) C 1 , 5 mg . 5.2 (Pb) KS M 8458:2012 2 a) 5.0 g (200 mL) . 50 mL (1: 2) 20 mL . 10 (5 B) 100 mL (X )(5.3 ). b) 5.0 g (200 mL) . (0.01 mg/mL) 5.0 mL, (0.01 mg/mL) 5.0 mL, 50 mL (1: 2) 2
3、0 mL . 10 (5 B) 100 mL (Y )(5.3 ). c) KS M 8001 6.31( ) a)( ) 4)( ) , 283.3 nm . 5.3 (Fe) a) 5.2 a) X . b) 5.2 b) Y . c) KS M 8001 6.31 a) 4) , 248.3 nm . 6 . 7 . a) “ ” “ ” b) c) d) () 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8458:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Glass wool ICS 71.040.30