KS H ISO 2450-2006 Cream-Determination of fat content-Gravimetric method(Reference method) 《奶油 脂肪含量的测定 重量分析法(参照法)》.pdf

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1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS 2006 11 29 http:/www.kats.go.krKS H ISO 2450 ()KS H ISO 2450: 2006 (2011 ) H ISO 2450: 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 67.100.99 KS (

2、) H ISO 2450: 2006(2011 ) CreamDetermination of fat content Gravimetric method(Reference method) 1999 3 ISO 2450 Cream Determination of fat content Gravimetric method(Reference method) . ISO 2450 ISO/TC 34 (SC 5), (IDF) (AOAC Inter- national) , . 3 2 (ISO 2450: 1985) 2 . A B . , . , . . 1. , . . , W

3、eibull Berntrop (ISO 8262 3) . 2. . . KS H ISO 3889 3. . 3.1 %(m/m) . 4. , . . 5. . . H ISO 2450: 2006 2 (9.2.2 ). 5.1 20= 910 g/L 25 % NH3 . , (9.4.2 ). 5.2 (C2H5OH) 94 % (A.5 ) . 5.3 (congo -red) 1 g 100 mL . (9.4.3 ). . 5.4 (C2H5OC2H5) (A.3 ), 2 mg/kg (9.2.2, A.1 A.4 ). . . 5.5 3060 , 36 (CH3CH23

4、CH3) , (9.2.2, A.1 A.4 ). . 5.6 (5.4) (5.5) . 6. . . 6.1 1 mg , 0.1 mg . 6.2 (6.6) , 8090 g 500600 . (9.4.6 ). 6.3 100 (9.4.13 ) . 6.4 (1022) , . 6.5 3550 . 6.6 KS H ISO 3889 (9.4.2 ). B . ( , ) , , PTFE(1) . (5.4) , 60 ( ) 15 . (1) polytetrafluoroethylene 6.7 ( ) (6.6 ). 6.8 (5.6) . 6.9 125250 mL ,

5、 250 mL H ISO 2450: 2006 3 80100 mm, 50 mm . 6.10 ( ). 6.11 5 mL 25 mL 6.12 10 mL 6.13 , . 6.14 100 mL 7. , KS H ISO 707 . , . 26 . 8. 3540 (6.5) , 20 . , . . 9.1 3040 . . a) b) 9. 1. (11.2) 9.19.4 2 . 2. B.1 (siphon) (6.6 ) B . 9.1 . (6.6) 0.30.6 g 1 mg . 9.2 9.2.1 9.4.1 10 mL (A.2 ). 1.0 mg , (9.2

6、.2). 2.5 mg . 9.2.2 9.2.1 . 9.3 , 1.0 mg (A.1 ). 1.0 mg 100 mL , 1.0 mg . 1 g . 100 mL 1 g H ISO 2450: 2006 4 . . . 9.3 (6.9) (6.10) , 102 (6.4) 1 . 1. . 1 , 30 . 2. . , 1.0 mg . 3. , . 9.4 9.4.1 . 1011 mL 50 . (9.1) , . 9.4.2 (9.1) (5.1) 2 mL (5.1 ) . 9.4.3 (5.2) 10 mL . (5.3) 2 . 9.4.4 (5.4) 25 mL

7、 (6.6 ) 1 , . , (6.8) (5.6) . 9.4.5 (5.5) 25 mL ( ) , 9.4.3 30 . 9.4.6 8090 g 15 . 30 . . 9.4.7 (6.8) (5.6) . ( 1 ) . 1 2 KS H ISO 3889 , . 9.4.8 , (6.10) (9.3) ( 2 ) . 9.4.9 (5.6) . 9.4.13 . H ISO 2450: 2006 5 9.4.10 5 mL 9.4.3 (5.2) . 9.4.11 (5.4) (5.5) 15 mL 9.4.49.4.9 2 , . ( 2 ), ( 1 ) . 9.4.12

8、 (5.4) (5.5) 15 mL 9.4.49.4.9 3 , . ( 2 ), ( 1 ) . 9.4.13 (5.6) , (6.3) ( ) . 9.4.14 ( .) 102 (6.4) 1 , . . 1 , 30 ( .) 1.0 mg . . 9.4.15 102 (6.4) 30 , 9.4.14 . 1.0 mg . . 1 2 2, 3 1 2, 3 1 H ISO 2450: 2006 6 10. 10.1 . wf=04321)()(mmmmm 100 wf: (%) m0: (9.1) (g) m1: 9.4.15 (g) m2: (9.3) (g) m3: (9

9、.2) (g) m4: (9.2) (9.3)(g) 10.2 0.01 % . 11. 11.1 ISO 5725(2)(the precision of the method) ( 6) 95 % , . (2) ISO 5725: 1986( .) . 11.2 2 0.50 % 5 % . 80 % 100 g 0.40 g , 20 % 100 g 0.10 g . 11.3 2 1.00 % 5 % . 80 % 100 g 0.80 g , 20 % 100 g 0.20 g . 12. . , . 2.5 mg H ISO 2450: 2006 7 A() A.1 (9.2.2

10、 ) . . (10.1 m3 m4) , 1.0 mg . . 1 g . 100 mL 1 g . . A.2 (9.2.1 ) (m1 m2) (9.4.15 9.3) . ( , , ) 1.0 mg , . 2.5 mg . . 2.5 mg , (12. ) . 1.0 mg , (9.2.2 A.1 ). A.3 10 mL 1 L 100 g ( .) 1 mL 1 . . . ( ) 3 . 1 L 80 cm2 . , 1 L 2 5 10 g 98 %(m/m) 2 mL 1 . , . . A.4 1 kg 1 mg . . 1 kg 7 mg . H ISO 2450

11、: 2006 8 . . A.5 . H ISO 2450: 2006 9 B() B.1 , . 6.6 ( B.1 ) . B.2 B.2.1 8. B.2.2 (6.6 B.1 ) 9.1 . . B.2.3 9.2 A.2 . B.2.4 9.3 B.2.5 B.2.5.1 . 1011 mL 50 . (B.2.2) , . B.2.5.2 (5.1) 2 mL (5.1 ) . (B.2.5.1) . B.2.5.3 (5.2) 10 mL . . , (5.3) 2 . B.2.5.4 (5.4) 25 mL . (6.6) . 1 . . (5.6) . . B.2.5.5 (

12、5.5) 25 mL . ( ) . B.2.5.4 30 . B.2.5.6 8090 g 15 . (6.2) , 30 (6.7) . . B.2.5.7 (5.6) . (6.8) . B.2.5.8 . 4 mm . . (6.10) (9.3 ) . . (rubber bulb) . H ISO 2450: 2006 10 B.2.5.9 . . 9.4.13 . B.2.5.10 5 mL . . B.2.5.3 . B.2.5.11 B.2.5.4B.2.5.9 2 . 25 mL (5.4) (5.5) 15 mL . . B.2.5.12 B.2.5.4B.2.5.9 15 mL 3 , B.2.5.11 . 3 1 % . B.2.5.13 9.4.139.4.15 . H ISO 2450: 2006 11 : mm a) b) B.1 (1055) mL (1.5

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