1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS 2006 11 29 http:/www.kats.go.krKS H ISO 3433 () KS H ISO 3433: 2006 (2011 ) H ISO 3433: 2006 : ( ) ( ) ( ) ( ) : (http:/www.standard.go.kr) : : 2001 12 22 : 2006 11 29 : 2011 12 29 2011-0652 : : ( 02-509-7273) (http:/www.kats.go.kr). 10 5 , . ICS 67.100.30
2、KS () H ISO 3433: 2006(2011 ) Cheese Determination of fat content Van Gulik method 1975 1 ISO 3433 Cheese Determination of fat content Van Gulik method . ISO 3433 ISO/TC 34 , 1974 3 . 1. . , (8.3.11 ). 2. . . KS H ISO 707 KS H ISO 1735 ( ) KS H ISO 2446 ( )ISO 3432 Butyrometer for determination of t
3、he fat content of cheese by the Van Gulik method 3. . 3.1 100 g (g) , (KS H ISO 1735) . 4. . , . . 5. 5.1 (H2SO4) 61.7262.63 %(m/m), (1.5220.005) g/mL(20 ) , . 5.2 5.2.1 98 %(V/V) 3 1 , 2 1 , 2 1 1 . 2 , 2 2 , 2 , , . 5.2.2 . 5.2.3 0.8080.818 g/mL(20 ) H ISO 3433: 2006 2 5.2.4 2 5 mL (5.1) 5mL , . 5
4、.2.5 1 013 mbar(1) 132 98 %(V/V) , 128 5 %(V/V) . . (1) 1 mbar = 0.1 kPa 1 013 mbar , 1 mbar 0.03 . 5.2.6 5.2.15.2.5 , . 5.2.6.1 5.2.15.2.5 (1282131.52) (5.2.5 ) . . a) 99 % 3 1 , 2 1 , 2 1 , 1 . b) 10 % 10 % 5.2.6.2 , 0.01 5 % . , . 5.2.6.2 4 KS H ISO 2446 (Gerber) , 1 mL (5.2.6.1) 1 mL 2 . 0.02 %
5、. 4 0.015 % . 5.2.6.2 , . 6. 6.1 ISO 3432 . 6.2 (ISO 3432 ) , 6.3 (5.1) 6.4 (5.2) (10.05) mL . 6.5 6.6 50 rev/min , 3050 2 (35050) g . ( ) ( ) . H ISO 3433: 2006 3 mm 70 rev/min 240 245 250 255 260 265 270 275 300 325 1 140 1 130 1 120 1 110 1 100 1 090 1 080 1 070 1 020 1 980 : 1.12 RN 2 10 6 R: (m
6、m) N: , ( ) 6.7 (652) (6.1) . 6.8 (6.7) . 6.9 7. KS H ISO 707 . 8. 8.1 (2) . (6.9) , . . . , . (2) . 8.2 3 g 0.005 g , (6.2) . 8.3 8.3.1 (6.1) , (5.1) 2/3 . . . . , . 8.3.2 (652) (6.7) 5 . 8.3.3 10 . H ISO 3433: 2006 4 8.3.4 8.3.2 8.3.3 . 15 . , . 8.3.5 , (5.2) 1 mL 3 . 8.3.6 35 % . . 8.3.7 10 . . .
7、 8.3.8 5 , . 8.3.9 , (35050) g 10 . 8.3.10 5 , . 8.3.11 . , . , . (0.25 %) . , . . 9. 9.1 100 g (g) , . B A A: B: 9.2 (0.5 %) . 9.3 (KS H ISO 1735) . 10. . . ( ) 153787 1 92 3(13) (02)26240114 (02)2624 01489 http:/ KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKorean Agency for Technology and Standards http:/www.kats.go.kr KS H ISO 3433: 2006 CheeseDetermination of fat content Van Gulik methodICS 67.100.30