1、 22033 2014 . ISO 22033:2011 Nickel alloys Determination of niobium Inductively coupled plasma/atomic emission spectrometric method (IDT) 220332014 II 1 . . , 4 2 145 3 11 2014 . 651- 4 22033:2011 . . (ISO 22033:2011 Nickel alloys Determination of niobium Inductively coupled plasma/atomic emission s
2、pectrometric method , 5 1.02012 ( 8). ( 1 ) , . () . , (gost.ru) , 2015 , 220332014 1 . Nickel alloys. Determination of niobium. Inductively coupled plasma/atomic emission spectrometric method 20150101 1 - . 0,1 % 10 %. 2 : 648:2008 . (ISO 648:2008, Laboratory glassware Single-volume pipettes) 1042:
3、1998 . (ISO 1042:1998, Laboratory glassware One-mark volumetric flasks) 3696:1987 . (ISO 3696:1987, Water for analytical laboratory use Specification and test methods) 5725-1:1994 ( ) . 1. (ISO 5725-1:1994, Accuracy (trueness and precision) of measurement methods and results Part 1: General principl
4、es and definitions) 5725-2:1994 ( ) . 2. (ISO 5725-2:1994, Accuracy (trueness and precision) of measurement methods and results Part 2: Basic method for the determination of repeatability and reproducibility of a standard measurement method) 5725-3:1994 ( ) . 3. (ISO 5725-3:1994, Accuracy (trueness
5、and precision) of measurement methods and results Part 3: Intermediate measures of the precision of a standard measurement method) 3 , , , 23 . , , . . - , . 1. 220332014 2 , 0,75 % 1,25 % . . , . , , . . , , . , , . , 309,41 316,34 ( ). . 1. , , . . 363.07 . , . 1 , 295,09 309,41 316,34 319,11 319,
6、50 , , , . 4 , , 2- 3696:1987. 4.1 , 40 % , 1,14 /3 50 % 1,17 /3 . , , , . , , 2,5 % () . 4.2 ( HCl), 1,19 /3. 4.3 ( HNO3 ), 1,40 /3. 4.4 ( H3PO4), 1,70 /3. 4.5 ( HClO4), c 60 %, 1,54 /3 70 % 1,67 /3. 4.6 , 100 /3 100 /3. 4.7 , 10 /3 1 ( 99,9 % ) 0, 0005 , 10 3, 10 3 (4.1) 10 3 (4.3). 100 3. . 10 /3
7、. 4.8 , 1 /3 220332014 3 0,1 ( 99,9 % ) 0, 0005 , 10 3, 10 3 (4.1) 10 3 (4.3). 100 3. . 1 /3. 4.9 , 100 /3 1 3 (4.7) ( ) . 10 3 (4.1) 10 3 (4.3). . 0,1 /3. 4.10 , 1 %. , 10 /. 5 648 1042 . , . 5.1 (PTFE). 5.2 100 3 1042. 5.3 - (). 5.3.1 , . / , 7.3 , 5.3.2 5.3.4. . , . , , . 5.3.2 , .2, ( ). 0,030 .
8、 5.1.3 .3. 0,5 %. 5.3.4 , , (), .4 , . 0,5 /3. 6 6.1 , . 6.2 . 6.3 , . 6.4 , , 15 % ( ) , , . 220332014 4 7 7.1 0,25 0,0005 . 7.2 , Nb HF (4.1) (PTFE) (PFA). PFA , PTFE. 7.2.1 PTFE PFA . 7.2.2 5 3HF (4.1), 30 3HCl (4/2) 3 c3HNO3(4.3). , . 2,5 3H3PO4(4.4). , . 7,5 3HClO4(4.5) . 23 . 7.2.3 10 3 . . 2 3HF (4.1) 20 . . 30 3HCl (4.2), 3 3HNO3(4.3) 5 3H3PO4(4.4). . . 2 3HF (4.1) 5 3 (H2SO4, 1,84 /3) . 10 3 . . 7.2.4 . 10 3 (4.6). 7.2.5 . , . 7.3 7.3.1 / , , 30 . 7.3.2 . 7.3.3 , .
