GOST EN 16109-2014 Fertilizers Determination of complexed micro-nutrient ions in fertilizers Identification of lignosulfonates《肥料 肥料中复杂微量营养素离子的测定 木素磺酸盐的识别》.pdf

1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) EN 16109 2014 (EN 16109:2011, IDT) EN 161092014 II , 1.092 . 1.22009 . , . , , , 1 - , , ( ) , 4 2 527 3 , ( 30 2014 . 68-) : ( 3166) 00497 ( 3166) 004 97 AM BY KZ KG TJ UA RU MD - 4 EN 16109-2011 Fertilizers. Determinat

2、ion of complexed micro-nutrient ions in fertilizers Identification of lignosulfonates (. . ). . CEN/TC260 (en). , , , . (IDT) 5 22 1167- EN 161092014 1 2016 . 6 EN 161092014 III , . () . , , 2014 EN 161092014 1 . Fertilizers. Determination of complexed micro-nutrient ions in fertilizers. Identificat

3、ion of lignosulfonates 20160101 1 ( B) . , . , . . , 1. 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

4、-2:1999 Fertilizers and liming materials and soil improvers Vocabulary Part 2: Terms relating to fertilizers ( . . 2. , ) EN ISO 3696 Water for analytical laboratory use Specification and test methods (ISO 3696:1987) ( . ) 3 , EN 12944-1 EN 12944-2. 4 , . 2. EN 1482-2. EN 161092014 2 5 A. 232,5 5.1

5、( ) . . , . 232,5 , . . 3 4. 5.2 , , : 5.2.1 . 5.2.2 1 . 5.2.3 15 20 1). 5.2.4 pH- . 5.2.5 - 1 . 5.3 5.3.1 ) . b) , 2 EN ISO 3696, . 5.3.2 , c(HCl) = 6 /. 5.3.3 , c(NaOH) = 0,1 /. 5.3.4 , 2). /DVB : 8 % , . . 1,7 /. 50 100. 5.4 5.4.1 100 3 0,15 0,20 1 . 4 (5.3.4) 20-25 3. 20 . (5.2.3) 250 3 , . ( ).

6、 5.4.2 A () 40 5 3 100 3 (5.3.2) pH 2,0 2,2. 5 3 pH 50 3 . 0,06 0,08 /. 5.4.3 B () 5 3 50 3. 10 3 (5.3.3) pH 11,0. . 0,06 0,08 /. pH . pH 11,0, . 1) Albet 412 . CEN. 2 Biorad AG 50 W-X8 (50-100) Cat. No142-1431. CEN EN 161092014 3 5.4.4 C 10 3 100 3 (60 5) 3. pH 4,0 5,0 (5.3.3). 100 3, (. 5.4.6). 5.

7、4.5 . . 340 220 . B (5.4.3) A (5.4.2). 340 220 . . 5.4.6 232,5 C (5.4.4), 232,5 . - 0,2 0,8. (5.4.1), C (5.4.4). 5.5 5.5.1 . 240 260 . (Absmax) ( 1). 1 B A , ( ) wph , , Absmax max (8867,5 -1-1) 1000100117maxmaxphdmAbsw ; (1)525050d , (2) Absmax ; m , ; d , 5.4.1 5.4.3; 17 , OH (17 OH/ OH); EN 16109

8、2014 4 max (8867,5 -1-1). 5.5.2 232,5 232,5 law , % ., 105,232mfdAwla ; (3)Vd250100 , (4) A232,5 , 232,5 (5.4.6); d , , 5.4.1 5.4.4; m , ; f , / , f = 36,5; V , , 5.4.4. 6 B. 6.1 , , , , ( , , , , , ). . , . . 5. 6.2 , , : 6.2.1 . 6.2.2 0,1 . 6.2.3 15 20 1). 6.2.4 , 2,5 2. 6.2.5 , 800 . 800 . 6.2.6 pH- 6.2.7 . 6.2.8 (1051) . 6.2.9 . 6.3 5.3.1 ) . b) , 2 EN ISO 3696, . 6.3.2 , w(NaOH) = 10 %. 6.3.3 , w 36%38 %. 6.3.4 , c(HCl) 6 /. (6.3.3) . 1) Albet 412 . CEN. 2) Whatman No. 42 . CEN. EN 161092014