GOST ISO 520-2014 Cereals and pulses Determination of the mass of 1000 grains《谷物和豆类 1000粒质量的测定》.pdf

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1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) ISO 520 2014 1000 (ISO 520:2010, IDT) ISO 5202014 II , 1.0 92 . 1.22009 . , . , , , 1 - ( ), - ( ) , 5. 2 3 , ( 18 2014 . 66-) : ( 3166) 004 97 ( 3166) 004 97 AM BY KG RU 4 26 2014 . 450- ISO 520-2014 01 2015 . 5 ISO 520

2、:2010 Cereals and pulses Determination of the mass of 1000 grains ( . 1000 ). SC 4 ISO/TC 34 (ISO). (en). , , , , () . . (IDT) 6 10842-89 ( 520-77) 1000 . , . () . , , 2015 , ISO 5202014 1 1000 Cereals and pulses. Determination of the mass of 1000 grains 2015 07 01 1 1000 . , . 2 . , ( ): ISO 712 Ce

3、reals and cereal products Determination of moisture content (Routine reference method) ( . ( ) ISO 24557 Pulses Determination of moisture content Air oven method (. . ) 3 : 3.1 1000 : 1000 . 3.2 1000 : 1000 . 4 , . . 1000 . 5 5.1 ( ). 5.2 (, ). , . 5.3 , 0,001 . 6 6.1 1000 , 500 . , ISO 5202014 2 0,

4、01 . 1000 30 . . 6.2 1000 1000 , , , ISO 712 ISO 24557 . 7 7.1 1000 m1, , Nmm t 10001 , mt , ; N . 7.2 1000 m0, , 100 )100( 210 OHwmm , m1 1000 , ; wH2O , %. 7.3 1000 , (. 8.2). , (. 8.2). 1000 : a) , 10 ; b) , 10 , 100 ; c) , 100 . 8 8.1 . , , 1000 , . 8.2 , , , , , 5 % . r Sr 2,77, r 0,45 2,77 1,3

5、 , 1000 29,8 48,2 ( A.1 A.2 A.1). 8.3 , , ISO 5202014 3 , , , , 5 % . R = SR 2,77, R = 0,82 2,77 = 2,3 , 1000 29,8 48,2 (. A.1 A.2 A.2). 8.4 (CD) . (7.1), 1000 . , : 9,089,098,1218,22 12 18,2 21 rrr SSnnS Sr ; n1, n2 , (n1, = n2 = 2). 8.5 , : 1,212,25,08,22 12 118,2 222122 rRrR SSnnSS Sr ; SR ; n1,

6、n2 , (n1 = n2 = 2). 8.6 U , , . . 1000 : U = 2SR = 1,6, SR , 8.3. 9 9.1 , , . 9.2 , . 10 : ISO 5202014 4 a) , ; b) , ; c) , ; d) , , , , , () ; e) () () ; f) - . ISO 5202014 5 A () , , , BIPEA (FR) 10 . 1 2. , , 11 , . 10 . .1 .2 .1 .2. .1 1 2 3 4 5 6 7 8 9 10 9 10 12 11 11 11 11 12 11 12 1,m 33,45

7、34,57 35,01 37,97 38,24 40,02 40,16 40,64 41,22 48,20 Sr, 0,20 0,28 0,37 0,30 0,18 0,40 0,35 0,44 0,45 0,26 CV,r, % 0,60 0,80 1,06 0,78 0,46 0,99 0,87 1,08 1,10 0,53 r (2,8 Sr), 0,56 0,76 1,01 0,82 0,49 1,10 0,97 1,22 1,26 0,71 SR, 0,47 0,75 0,55 0,44 0,34 0,51 0,61 0,48 0,79 0,32 CV,R, % 1,40 2,16

8、1,57 1,16 0,89 1,27 1,53 1,18 1,90 0,67 R (2,8 SR), 1,30 2,07 1,52 1,22 0,94 1,41 1,70 1,33 2,18 0,89 .2 1 2 3 4 5 6 7 8 9 10 7 7 8 6 8 8 8 8 7 8 1,m 29,79 35,12 35,85 35,89 36,34 36,72 36,84 36,9 38,89 40,58 Sr, 0,14 0,14 0,22 0,16 0,25 0,30 0,31 0,15 0,11 0,28 CV,r , % 0,47 0,40 0,61 0,43 0,70 0,8

9、3 0,85 0,41 0,28 0,68 r (2,8 Sr), 0,39 0,39 0,60 0,43 0,70 0,84 0,87 0,42 0,31 0,77 SR, 0,82 0,37 0,69 0,29 0,62 0,50 0,36 0,39 0,41 0,37 CV,R, % 2,75 1,05 1,93 0,80 1,71 1,37 0,97 1,04 1,04 0,90 R (2,8 SR), 2,27 1,01 1,92 0,80 1,72 1,39 0,99 1,07 1,13 1,01 -, , 1,3 2,2 . ISO 5202014 6 ; ; sr ; m0 1000 ; Sr 0,011 3m0 0,1607; .1716,020 rSmr 1000 ( 1716,020 rSmr, 4142,00 rSmr 4438,00 rSmr, ), 1000 29,8 48,2 . 1 ; ; SR ; m0 1000 ; sR - 0,0154m0 1,0831; .1284,020 RSmr 1000

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