1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8456 ( )KS M 8456:2012 2012 12 28 http:/www.kats.go.krKS M 8456:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1997 12 31 :2012 12 28 2012-0817 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M 8456:2012 ( ) Trichloroacetic acid CCl3COOH FW:
2、163.39 1 ( .) . 2 . . ( ) . KS M 0009, KS M 0024, KS M 8001, 3 3.1 . , . 3.2 KS M 0024 1 740 cm 1, 1 400 cm 1, 1 220 cm 1, 850 cm 1 680 cm 1 . , KS M 0024 7.2 a)( ) . 1 . KS M 8456:2012 2 1 4 5. , 1 . 1 ( ) ( ) (Cl) (PO4) (SO4) (Pb ) (Fe) 99.0 % 1.0 % 0.02 % 0.001 % (NO3: 0.003 % ) 5 mg/kg 0.01 % 0.
3、001 % 5 mg/kg (%) (cm 1) KS M 8456:2012 3 5 5.1 ( ) 5.3 4 g 0.1 mg 50 mL 1 mol/L (: ). 1 mol/L 1 mL 0.163 39 g CCl3COOH . 5.2 2 g 20 mL . 5.3 KS M 0009 5.1.4 b)( 2: ) . , 5.0 g 0.1 mg 18 50 mg ( 5.1 ). 5.4 ( ) KS M 0009 5.4.4 d)( 4: ) . 5 g 0.5 mL 1 mg . 5.5 (Cl) a) 2.0 g 20 mL . b) (0.01 mg/mL) 2.0
4、 mL 20 mL . c) KS M 8001 6.7 a)( ) . 5.6 2.0 g 10 mL KS M 8001 6.10 a)( ) . , 0.10 mL . 5.7 (PO4) a) 2.0 g 20 mL . b) (0.01 g/mL) 1.0 mL 20 mL . c) KS M 8001 6.13 a)( ) . 5.8 (SO4) a) 1.0 g (2: 1) 0.3 mL 20 mL . b) (0.01 mg/mL) 10 mL (2: 1) 0.3 mL 20 mL . c) KS M 8001 6.15 a)( ) . 5.9 (Pb ) KS M 845
5、6:2012 4 a) 2 g 5 mL (2: 3) (2: 1) 0.5 mL 25 mL . b) ( ) (2:1) 0.5 mL, 15 mL, (0.01 mg/mL) 2.0 mL 25 mL . c) KS M 8001 6.24 a)( ) . 5.10 (Fe) a) 2.0 g 5 mL (2: 3) (2: 1) 1 mL 15 mL . b) ( ) (2:1) 1 mL (0.01 mg/mL) 1.0 mL 15 mL . c) KS M 8001 6.22 b)(1,10- ) . 5.11 1.0 g 10 mL 80 C 10 (0.005 mol/L 0.20 mL 10 mL ) . 6 . 7 . 8 . a) “ ” “ ” b) c) ( ) d) e) f) g) . () 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8456:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Trichloroacetic acid ICS 71.040.30