1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) EN 159202014 , 2%- (EN 15920:2011, IDT) N 159202014 II , 1.092 . 1.22009 . , . , , , 1 - , , ( ) , 4 2 527 3 , ( 25 2014 . 45-2014) : ( 3166) 00497 ( 3166) 004 97 AM KG MD RU UZ UA - 4 8 2014 . 1022- EN 159202014 1 2016
2、. CEN/TC 260 . (en). , , , , . . (IDT) 5 EN 15920:2011 Fertilizers Extraction of phosphorous soluble in 2% citric acid (. , 2 %- ). 6 N 159202014 III , . () . , , 2014 , . N 159202014 1 , 2 %- Fertilizers. Extraction of phosphorous soluble in 2 % citric acid 20160101 1 , 2%, 20 /3. - (. 1, I A). 2 .
3、 , ( ): EN 1482-2 Fertilizers and liming materials - Sampling and sample preparation Part 2: Sample preparation ( . . 2. ) EN 12944-1:1999 Fertilizers and liming materials Vocabulary Part 1: General terms ( . . 1. ) EN 12944-2:1999 Fertilizers and liming materials Vocabulary Part 2: Terms relating t
4、o fertilizers ( . . 2. , ) CEN/TC 15959 Fertilizers Determination of extracted phosphorous (. )*3 EN 12944-1:1999 EN 12944-2:1999. 4 , . EN 1482-1. EN 1482-2. . 5 2%. * EN 15959:2011, Fertilizers Determination of extracted phosphorous (. ) N 159202014 2 6 6.1 . 6.2 , w(6H8O7H2O)=2 %; = 20 /3. (6H8O7
5、H2O). 10 3 (6.2) ( ), (NaOH)=0,1 /3 , . , 28,55 3 . 7 7.1 . 7.2 600 3, . 7.3 , 35 40 /. 7.4 , . 8 8.1 5 0,001 600 3(7.2). 8.2 (5001) 3 (6.2). , , . 30 (20 2) (7.4) (7.1), 20 3 . , CEN/TS 15959. N 159202014 3 () .1 EN 1482-2:2007 . . 2. IDT EN 1482-22013 . . 2. EN 12944-1:1999 . . 1. * EN 12944-2:199
6、9 . . 2. , * EN 15959:2011 . IDT * * . . : - IDT . 1 Regulation (EC) No 2003/2003 of the European Parliament and of the Council of 13 October 2003 relating to fertilizers, Official Journal L 304, 21/11/2003, p. 1194 ( 2003/2003/ 13 2003 ., L 304, 21/11/2003, . 1194) 2 EN 1482-1 Fertilizers and liming materials - Sampling and sample preparation - Part 1: Sampling ( 1482-1 . . 1. ) N 159202014 661.152:006.354 65.080 IDT : , , , , , , 01.12.2014. 60x841/8. . . . 0,93. 32 . . 4776. , 123995 , ., 4. www.gostinfo.ru infogostinfo.ru
