KS D ISO 5959-2001 Copper and copper alloys-determination of bismuth content -Diethyldithiocarbamate spectrometric method《铜和铜合金 铋含量的测定 二乙基二硫代氨基甲酸盐光谱测定法》.pdf

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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 KS D ISO 5959 KS D ISO 5959: 2001 (2006 ) (ISO 5959: 1984, IDT) ICS 77.120.30 KS D ISO 5959: 2001(2006 )(ISO 5959: 1984, IDT)Copper and copper alloys determination of bismuth content Diethyldithiocarbamate spectrometric method 1984 ISO 5959, Copp

2、er and copper alloys Determination of bismuth contentDiethyldithiocarbamate spectrometric method . 1. (diethyldithiocarbamate) . 0.000 050.02 %(m/m) . 2. , . 405 nm . 3. . 3.1 0.91 g/mL 3.2 3.3 30 %(m/m) 3.4 (1:1) 500 mL( 1.40 g/mL) 500 mL . 3.5 (1:1) 500 mL( 1.19 g/mL) 500 mL . 3.6 100 mL ( =1.19 g

3、/mL) 1 L . 3.7 50 g/L (1/4)Mn(NO3)2 4H2O 50 g 1 000 mL . 3.8 (potassium permanganate, KMnO4) 6 g/L 6 g 1 000 mL . 3.9 400 g/L (C4H6O6) 400 g 1 000 mL . 3.10 (1/2), 100 g/L Na2EDTA 2H2O 100 g 1 000 mL . 3.11 , 200 g/L (NH2OH HCl) 20 g 100 mL . 3.12 100 g/L D ISO 5959:2001 2 (KCN) 100 g 1 000 mL . 3.1

4、3 2 g/L (NaC5H10NS2 3H2O) 0.2 g 100 mL . 3.14 20 g/L 20 g 1 000 mL . 3.15 0.400 g Bi/L 0.100 g 50 mL , 250 mL . 1 mL Bi 0.400 mg . 3.16 0.040 g Bi/L (3.15) 25.0 mL 50 mL 250 mL . 1 mL Bi 40 g . 4. 4.1 50 mm 405 nm 4.2 5. 5.1 5200 m , 10 g . 5.2 . 5.3 5.3.1 150 mL 6 (3.16) . Bi (3.16) Bi mL g 0* 1 2

5、3 4 5 0 40 80 120 160 200 * (3.9) 10 mL , Na2EDTA (3.10) 5 mL . (3.1) , 5 mL , (3.12) 5 mL . (5.4.4) . 5.3.2 30 , 405 nm , 30 405 nm , 50 mm (3.2) . D ISO 5959:2001 3 . 5.3.3 5.3.1 Bi (g) . 5.4 5.4.1 pH (5.1) 750 mL (5.1) 750 mL (3.4) , . 300400 mL , (3.1) . (3.4) . . pH pH . 5.4.2 (5.4.1) (3.7) 5 m

6、L (3.8) 10 mL , . , . 5.4.3 (3.3) (3.5) 250 mL . 20 mL (3.6) , . (3.3) , 5 mL , (3.9) 10 mL Na2EDTA (3.10) 5 mL . (3.1) 5 mL . (3.11) 2 mL (3.12) 5 mL . 80 150 mL , pH 12 . 5.4.4 , . (5.4.3) 250 mL 3 mL (3.13) 10 mL (3.2) . (4.2) 10 . 20 mL (3.14) 250 mL . 10 mL 2 . 2 . 5 . Na2EDTA (3.10) 5 mL (3.12

7、) 5 mL 10 . 4050 mL , 3 mL 10 . 25 mL . 12 mL 10 . 25 mL . 5.4.5 15 . 405 nm , 50 mm . (3.2) , (5.4.4) (5.2) . 5.5 (5.1) (5.4) . D ISO 5959:2001 4 6. 6.1 (5.3.3) (5.4.4) (5.2) . . 402160211010010 =mmmmmm m0: (5.1) (g) m1: (5.4.4) 25 mL Bi (g) m2: (5.2) 25 mL Bi (g) 5 . 6.2 (repeatability) (reproduci

8、bility) 3 6 . 1 2 3 , %(m/m) 0.000 22 0.000 10 0.009 99 r: 0.000 01 0.000 01 0.000 11 r: 0.000 02 0.000 01 0.000 48 7. . a) b) c) d) e) : : 2001 12 31 : 2006 10 2 2006-0451 : : ( ) ( 02 509 72757) . 7 5 , . 701-7 6009-4567, 6009-48878 http:/ ICS 77.120.30 KS D ISO 5959:2001 (ISO 5959: 1984, IDT) Copper and copper alloysDetermination of bismuth contentDiethyldithiocarbamate spectrometric method ICS 77.120.30 : : 2006 10 2 : 2001 12 31 2006-0451 : : ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS

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