GOST EN 15957-2012 Fertilizers Extraction of phosphorus which is soluble in neutral ammonium citrate《肥料 中性柠檬酸铵中可溶性磷的萃取》.pdf

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1、 , (EN 15957:2011, IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC) EN159572012, - 1.092 . 1.22009 . -, . , -, , 1 - - ()2 , - 3 , ( 1 2012 . 51-) : ( 3166) 00497 ( 3166) 00497 AZBYKZKGMDRUTJUZ -4 EN 15957:2011Fertilizers Extraction of phosphorus which is soluble in

2、neutral ammonium citrate (. - , ). - CEN/TC 260 . , , , , - . - . (en). (IDT)5 16 2012 . 921- EN 159572012 1 2013 .6 -, - . () . , - - , 2014 -, II EN 1595720121 12 13 14 15 .16 27 .28 39 3 .4III EN 159572012 EN 15957:2011 , () 2003/2003.IV EN 159572012 , Fertilizers. Extraction of phosphorus which

3、is soluble in neutral ammonium citrate 201309011 , - .2 . - , ( ).EN 1482-2:2007 Fertilizers and liming materials Sampling and sample preparation Part 2: Samplepreparation ( . . 2. )EN 12944-1:1999 Fertilizers and liming materials and soil improvers Vocabulary Part 1: Generalterms (, , . . 1. )EN 12

4、944-2:1999 Fertilizers and liming materials and soil improvers Vocabulary Part 2: Termsrelating to fertilizers (, , . -. 2. , )3 EN 12944-1:1999 EN 12944-2:1999.4 65 - = 7 .5 , . EN 1482-1. EN 1482-2. .1 EN 159572012 6 6.1 , .6.2 , = 7, 185 , 1,09 20 . , . 370 (C6H8O7c215H2O) 1,5 - , 345 ( 28 % 29 %

5、 NH3). NH3 28 %, - . , - . ( 28 % 29 % NH3), , ( -) = 7 20 . 2 . .7 7.1 2 .7.2 -.7.3 200 250 .7.4 500 2000 .7.5 , 65 , (. 1). 7.6 , , .2 EN 1595720121 ; 2 ; 3 ; 4; 5 , ; 6 ; 7 ; 8 1 8 8.1 1 3 200 250 (7.3), 100 (6.2), 65 .8.2 (7.3) - . , , . (7.5), - 65 , (. 1). . - , 5 . , . 1 . 500 (7.4), ( ). . .

6、 (7.6) , (50 ). 100 .9 :) , ;b) ;c) ;d) ( );) ;f) ;g) , , , () .3 EN 1595720121 EN 1482-1:2007 Fertilizers and liming materials Sampling and sample preparation Part 1: Sampling (- . . 1. )2 Regulation (EC) No 2003/2003 of the European Parliament and of the Council of 13 October 2003 relating to fert

7、ilizers,Official Journal L 304, 21/11/2003, p. 00010194, Annex I and Annex IV, method 3.1.4( 2003/2003 13 2003 ., ) 631.82:546.18.06:006.354 65.080 IDT : , , , EN 159572012 . . . . 03.02.2014. 11.02.2014. 60c1808418. . . . 0,93. .-. . 0,55. 76 . . 217. , 123995 , ., 4.www.gostinfo.ru infogostinfo.ru