1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS H ISO 11214 KS H ISO 11214:2008 2008 11 7 http:/www.kats.go.krKS H ISO 11214:2008 : ( ) ( ) KT&G ( ) : (http:/www.standard.go.kr) : : 2003 5 31 : 2008 11 7 2008-0741 : : ( 025097266) (http:/www.kats.go.kr). 10 5 , . KS H ISO 11214:2008 Modified starch Det
2、ermination of carboxyl group content of oxidized starch 1996 1 ISO 11214, Modified starch Determination of carboxyl group content of oxidized starch , . ISO 11214 ISO/TC 93 . A B . 1 . 1 %(m/m) . 2 . . ( ) . KS H ISO 1666, KS H ISO 3946, KS M ISO 3696, 3 . . (gelatinized) . . 4 , KS M ISO 3696 2 . .
3、 KS H ISO 11214:2008 2 4.1 0.1 mol/L 4.2 , c(NaOH) 0.1 mol/L, . 4.3 1 g/L , 90 %(V/V) 4.4 10 g/L 5 . 5.1 100 mL 600 mL . 5.2 5.3 55 mm . 5.4 5.5 5.6 5.7 800 m . 6 (5.7) . (5.6) . 3 1(V/V) . 7 7.1 KS H ISO 11214:2008 3 100 mL (5.1) 5 g 0.1 mg . 7.2 (4.1) 25 mL (5.2) 30 . 7.3 (5.3 ) . . 5 mL (4.4) 1 m
4、L . 1 . 300 mL . 7.4 (gelatinization) 100 mL 600 mL . 200 mL (5.4) 15 . 1 . 2 . 7.5 (4.3) (4.2) . (pH 8.3 ) . 7.6 KS H ISO 1666 . 7.7 KS H ISO 3946 wP ( ). 8 8.1 . mCC100100100wmcVMw wC : ( ) c : (mol/L) V : (mL) KS H ISO 11214:2008 4 MC : (MC 0.045) m : (g) wm : ( ) 0.1 %(m/m) . 3 1(V/V) wC wC 0.1
5、%(m/m) . 8.2 . wC 3 wP 8.1 . 3 wP . PPCP3 wMMnw wP : 7.7 ( ) n : (free acid groups) (n 2) MC : (MC 0.045) MP : (MP 0.031) 9 KS A ISO 5725 2( B 2) . A . 95 % . 9.1 6 % . 9.2 16 % . 10 . KS H ISO 11214:2008 5 . . KS H ISO 11214:2008 6 A ( ) A.1 a M1 M2 M3 P1 P2 P3 %(m/m) sr%(m/m) % r 2.8sr%(m/m) sR%(m
6、/m) % R 2.8sR%(m/m) 6 6 0.32 0.008 62.67 0.024 0.023 7.04 0.064 6 6 0.66 0.007 51.14 0.021 0.033 4.95 0.093 6 6 0.66 0.12 1.89 0.035 0.031 4.75 0.089 6 6 0.29 0.007 2.64 0.020 0.022 7.58 0.061 6 6 0.68 0.013 1.97 0.038 0.028 4.07 0.078 6 6 0.68 0.019 2.87 0.054 0.034 5.05 0.097 aM: P: KS H ISO 11214
7、:2008 7 B ( ) 1 KS A ISO 5725 1, ( ) 1: 2 KS A ISO 5725 2, ( ) 2: 135513 7017 (02)60094114 (02)600948878 http:/ KS H ISO 11214:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Modified starchDetermination of carboxyl group content of oxidized starch ICS 67.180.20 Korean Agency for Technology and Standards http:/www.kats.go.kr
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