GOST EN 15559-2013 Fertilizers Determination of nitric and ammoniacal nitrogen according to Arnd《肥料 根据Arnd的氮和氨态氮的测定》.pdf

1、 , () INTERSTATE COUNCIL ON STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) EN 15559 2013 (EN 15559:2009, IDT) 2014 EN 15559 2013 , 1.092 . 1.297 . , . , , , 1 84 ( ) 2 , 3 , ( 44-2013 14 2013 .) : ( 3166) 00497 ( 3166) 00497 AZ KZ KG D RU TJ UA - 4 EN 15559:2009 Fertilizers. Determination of nit

2、ric and ammoniacal nitrogen according to Arnd (. ). CEN/TC 260 . (en). , , , , . . (IDT). 5 22 2013 . 1819- EN 15559-2013 c 1 2015 . 6 II EN 15559 2013 , . () . , . , 2014 -, - III EN 15559 2013 Fertilizers. Determination of nitric and ammoniacal nitrogen according to Arnd -2015-01-01 1 ( a, b c). ,

3、 , . 2 . , ( ). EN 1482-2 Fertilizers and liming materials. Sampling and sample preparation. Part 2. Sample preparation ( . . 2. ) EN 12944-1:1999 Fertilizers and liming materials and soil improvers. Vocabulary. Part 1. General terms ( . . 1. ) EN 12944-2:1999 Fertilizers and liming materials and so

4、il improvers. Vocabulary. Part 2. Terms relating to fertilizers ( . . 2. , ) EN ISO 3696:1995 Water for analytical laboratory use. Specification and test methods (ISO 3696:1987) ( . ) , 1 , . (), () . , , , , . 3 EN 12944-1:1999 EN 12944-2:1999. 4 , 60 % Cu 40 % Mg ( ) . . . 1 EN 15559 2013 5 5.1 (

5、.) , ( 3 EN ISO 3696:1995) 5.2 (HCl)=1,18 / . 5.3 ( ), = 0,05 /. 5.4 ( ), , = 0,1 / . 5.5 ( b, . 8.2), = 0,1 / . 5.6 ( b, . 8.2), , = 0,2 / . 5.7 ( , . 8.2), = 0,25 / . 5.8 ( c, . 8.2), , = 0,5 / . 5.9 = 2 / . 5.10 , 1 2. 5.11 = 20 %. 200 (MgCl26H2O) 600-700 1 . 15 (MgSO47H2O). 2 , , 200 , , . , 1 .

6、 5.12 5.12.1 : 1 37 , = 0,1 /, 1 . : 1 1 . . , . 0,5 (10 ) . 5.12.2 0,1 50 95 % . 100 , . (- ) 5.12.1. 5.12.3 3 1 , , . 5.12.1 5.12.2 , 0,5 100 , . 5.13 , , , , . 5.14 , . 2 EN 15559 2013 6 6.1 , , . . , , 14. . 6.2 , 10, 20, 25, 50, 100 200 . 6.3 , 500 . 6.4 , 35 40 3 EN 15559 2013 1 1 1 1000 ; 2 ,

7、 , ( 18) ( ); 3 (PTFE) (6) ( ); 4 ( 18) , ( , ); 5 500 ; 6 (PTFE); 7a 4 EN 15559 2013 2 21 1000 (No 35); 2 , , ( 35) ( 18) , (PTFE) (6) ; 3 ( 18) , ; 4 500 ; 5 (PTFE); a 5 EN 15559 2013 3 31 750 1000 ; 2 , (No 18) ; 3 ( 18) ( ); 4 , ; 5 500 6 EN 15559 2013 4 41 1000 ;2 , , (18), (PTFE) (5) ( ); 3 , ( , ); 4 500 ; 5 (PTFE)7 EN 15559 2013 7 , . EN 1482-1. EN 1482-2. 8 8.1 8.1.1 2 % ( ). 0,001 , 1, 5, 7 10 500 . . 8.1.2 , , , , , . 8.1.3 , 50 20 (5.2) , , . 400 (6.4). , . 8.2 , 1, 2 3. (5.12.1 5.12.2) , , , 50 . . , 1, 2 3. .