1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8155 ( )KS M 8155:2012 2012 12 28 http:/www.kats.go.krKS M 8155:2012 : ( ) ( ) ( ) : (http:/www.standard.go.kr) : :1976 11 18 :2012 12 28 2012-0817 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M 8155:2012 ( ) Ligroin 1 ( .) . 2 . . ( ) . KS M
2、0008, KS M 0009, KS M 8001, KS M ISO 2160, 3 ( ) . , . (20 C) 680 kg/m3750 kg/m3 . 4 5. 1 . 1 (80 C 110 C) (H2SO4 ) 90 v/v% 0.001 % 5 mg/L 5 5.1 (80 C 110 C) KS M 8155:2012 2 KS M 0008 A(B ) . 5.2 KS M 0009 5.3.4 a)( 1: ) . 100 g , 1 mg . 5.3 (H2SO4 ) 200 mL/min 2 (200 mL) 25 mL 3 0.02 mol/L 0.02 mo
3、l/L 1) 2) . 50 g 2 , 2 (100 mL) . 0.05 mol/L 0.10 mL ( ) . 0.05 mol/L 1 mL 0.002 452 0 g H2SO4 . 5.4 5 mL 1 mL, (99.5) 5 mL, (20 g/L) 0.5 mL 50 C 5 . 5.5 5 mL 5 mL , KS M 8001 6.26 c) 2)( ) , H . 5.6 40 mL 50 C 3 , . (KS M ISO 2160 ). 6 . 7 . 1) KS M 8001 6.28 ( ) pH 6.8 25 mL (100 mL) 3 2) 0.01 mL . KS M 8155:2012 3 a) “ ” “ ” b) c) d) e) , , , . () 153787 1 92 3(16) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8155:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Ligroin ICS 71.040.30