1、 KS M ISO 456KSKSKSKSSKSKSKS KSKSKS SKSKS KSKS SKS KS KS M ISO 456: 2007 2007 4 6 http:/www.kats.go.kr KS M ISO 456: 2007 : ( ) ( ) LG () () ( ) : (http:/www.standard.go.kr) : :2000 12 30 :2007 4 6 2007 0116 : : ( 025 09 7301) ( http:/www.kats.go.kr). 7 5 , . KS M ISO 456: 2007 Surface active agents
2、 Analysis of soaps Determination of free caustic alkali 1973 1 ISO 456(Surface active agents Analysis of soapsDetermination of free caustic alkali) , . . . . . (NaOH): (KOH): 1 . a) A: b) B: 2 2.1 A( ) . . 2.2 B( ) , . KS M ISO 456: 2007 3 . (hydroxyl) (KOH) . 4 A ( ) 4.1 , . 4.2 . . 4.2.1 20 0.792
3、g/mL 4.2.2 0.1 N 4.2.3 0.1 N 4.2.4 95 % (V/V) 100 mL 1 g . 4.3 . 4.3.1 500 mL 4.3.2 4.3.3 4.4 4.4.1 5 g 0.01 g . 4.4.2 (4.2.1) 200 mL . 5 . 70 . 2 KS M ISO 456: 2007 (4.2.4) 4 . (4.2.2) . . . 70 (4.2.3) . 4.5 4.5.1 (NaOH) . mTV100040.0 m : (g) V : (4.2.3) (mL) T : (4.2.3) /g . mTV 4.5.2 0.02 5 B ( )
4、 5.1 . 5.2 . . 5.2.1 0.1 N 5.2.2 60 % ( V/V ) 75 mL 95 % (V/V)( .) 125 mL (5.2.4) 1 mL 0.1 N 3 KS M ISO 456: 2007 . 10 . (5.2.1) . 5.2.3 (2 )(BaCl2 2H2O) 10 g 90 mL , (5.2.4) 0.1 N . 5.2.4 1 g 0.5 g 95 % (V/V) . 5.3 . 5.3.1 (conical) 500 mL 5.3.2 5.3.3 5.4 5.4.1 4 g (5.3.1) 0.01 g . 5.4.2 (5.2.2) 20
5、0 mL 10 . (5.2.3) 15 mL . (5.2.4) 1 mL (5.2.1) . 5.5 5.5.1 (KOH) . mTV100056.0 m : (g) V : (5.2.1) (mL) T : (5.2.1) 4 KS M ISO 456: 2007 /g . mTV 5.5.2 0.05 6 . a) b) c) d) 5 135513 7017 (02)60094114 (02)600948878 http:/ KS M ISO 456: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Surface active agents Analysis of soaps Determination of free caustic alkali ICS 71.100.40 Korean Agency for Technology and Standards http:/www.kats.go.kr