KS H ISO 709-2011 Essential oils-Determination of ester value《精油 酯值的测定》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS H ISO 709 KS H ISO 709:2011 2011 8 12 http:/www.kats.go.krKS H ISO 709:2011 : ( ) ( ) KT&G ( ) : (ISO/TC54) ( ) ( ) : (http:/www.standard.go.kr) : :2003 12 24 :2011 8 12 2011-0277 : :(ISO/TC54) ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS H ISO 709:

2、2011 i 1 1 1 2 1 3 .1 4 1 5 1 6 2 7 3 8 3 9 3 9.1 3 9.2 .3 9.3 .3 9.4 4 10 .4 10.1 .4 11 .5 A( ) 6 A.1 .6 A.2 6 A.3 6 KS H ISO 709:2011 Essential oils Determination of ester value 2001 2 ISO 709, Essential oils Determination of ester value , . 1 . (lactones) . 2 . . ( ) . KS H ISO 356, KS H ISO 1242

3、 KS L ISO 385 1, 1: 3 . 3.1 EV 1 g (mg) 4 . . 5 KS H ISO 709:2011 2 , . 5.1 20 95 %( ) , (5.4) (5.2) . 5.2 20 c(KOH) 0.5 mol/L , . 5.3 20 c(HCl) 0.5 mol/L . , 20 . 5.4 2 g/L (5.1) , 20 % ( ) 0.4 g/L . . 6 . 6.1 100 mL 250 mL , ( ) , 1 m 1015 mm ( ) . , . 6.2 5 mL 6.3 25 mL 0.05 mL KS L ISO 385 1 B

4、 6.4 KS H ISO 709:2011 3 6.5 0.001 g . 6.6 7 . KS H ISO 2121) . . 8 KS H ISO 356 . 9 9.1 2 g 0.005 g . . 9.2 (9.3) (9.3.3 ) . 9.3 9.3.1 (9.1) (6.1) . (6.3) 25 mL (5.2)( ) (pumice) . , . , (5.2) (V0 V1)(10. ) 10 mL . , . (6.4) . . . 20 mL 5 (5.4) . 1) KS H ISO 212, KS H ISO 709:2011 4 9.3.2 (5.3) .

5、9.3.3 , 25 mL ( .) 5 mL (5.1) . 9.4 , (:vetiver oil). , . . 10 10.1 10.1.1 (EV) . AV)(05.28EV10= VVm V0 : (9.2) (5.3) (mL) V1 : (9.3.2) (5.3) (mL) m : (g) AV :KS H ISO 1242 (w) , . 561EVr=Mw Mr : EV : 100 2 , 100 3 . 10.1.2 . )(05.28EV10VVm= V 1: (5.3) (mL) KS H ISO 709:2011 5 11 . , , KS H ISO 709:

6、2011 6 A ( ) A.1 , . , , , . A.2 2 0.7 , 196.29 0.25 % 5 % . , . A.3 2 1.4 , 196.29 0.5 % 5 % . 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS H ISO 709:2011 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Essential oilsDetermination of ester value ICS 71.100.60

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