1、 KS M ISO 28712 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2007 4 6 http:/www.kats.go.kr (200500) KS M ISO 28712 :2007 (2012 )KS M ISO 28712:2007 : ( ) ( ) () () () ( ) : (http:/www.standard.go.kr) : :2000 12 30 :2007 4 6 : 2012 12 18 : 20120723 : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M
2、ISO 28712:2007 (2012 ) (200500) Surface active agentsDetergentsDetermination of cationic-active matter contentCationic-active matter of low molecular mass(between 200 and 500) 1990 1 ISO 28712 Surface active agentsDetergentsDetermination of cationic-active matter contentCationic-active matter of low
3、 molecular mass(between 200 and 500) . 1 , , 4 , 22 10 , 6 . , . . 1 , . . , , , EDTA . , , , , , , . . 15 %(m/m) , . 2 . . KS L 2317, KS M ISO 607, KS M ISO 28712:2007 2 KS M ISO 2271, 2 ISO 3696, Water for analytical laboratory useSpecification and test methods 3 2 ( ) . , . , . . 4 ISO 3696 3 4.1
4、 ( 201.48 g/mL) 59.561.5 . 4.2 ()CH 3 (CH 2 ) 11 OSO 3 Na c(C 12 H 25 NaO 4 S)0.004 mol/L 4.2.2 , 4.2.1 . 4.2.1 (250 mL) (50.2) g 1 mg . 1 mol/L 25 mL . 5 10 . . 1 . 10 90 . 30 mL . ( 10 g/L) 1 mol/L . 1 mol/L 1 mol/L 25 mL . ( ) , . 1 0 0 1 ) ( 84 . 28 m c V V V 0: 1 mol/L (mL) V 1: 1 mol/L (mL) KS
5、 M ISO 28712:2007 3 c 0: (mol/L) m 1: (g) 4.2.2 1.141.16 g 1 mg 200 mL . (1 000 mL) . (c 2 ) , mol C 12 H 25 NaO 4 S/L . 100 4 . 288 2 m m 2: (g) :4.2.1 . 4.3 1) 4.3.1 1 . 4.3.1.1 1 2) ( 42045)(4 , 4 2,4) 4.3.1.2 (3,856 ) 4.3.1.3 1) , . 2) 1, VS VN150 . , . KS M ISO 28712:2007 4 4.3.1.2 (0.50.005) g
6、 (50 mL) 1 mg . (50 mL) 4.3.1.1 1(0.250.005) g . 10 vol.% 20 mL30 mL . (250 mL) . . 4.3.2 4.3.1 20 mL 200 mL (500 mL) . 245 g/L 20 mL , . 5 . 5.1 250 mL . 5.2 KS L 2317 A 25 mL . 5.3 KS L 2317 , 1 000 mL . 6 KS M ISO 607 . 7 7.1 0.0020.003 mol 0.5 mg . 1 360 . 1 wt.% g 10 20 100 10 5 1 7.2 KS M ISO
7、28712:2007 5 (7.1) (1 000 mL) . . 25 mL 250 mL (5.1) . , (4.3) 10 mL, (4.1) 15 mL 25 mL . (5.2) (4.2) . . () 1 . 8 8.1 , . 0 r 0 r 4 000 1 25 100 000 1 m VcM m VcM V : (4.2) (mL) c : (4.2) (mol/L) M r: m 0:(7.1) (g) 8.2 8.2.1 1.6 % , 0.05 % . 8.2.2 4 % , 0.05 % . 9 . a) b) ( ) c) d) e) , (200500) 15
8、3787 1 145 3(16) (02)26240114 (02)26240148 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 28712 :2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Surface active agentsDetergents Determination of cationic-active matter content Cationic-active matter of low molecular mass (between 200 and 500) ICS 71.100.40