1、 KS D ISO 4751KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS D ISO 4751 : 2002 (2007 ) 2002 11 28 http:/www.kats.go.kr . ICS 77.120.30 KS D ISO 4751 2002 Copper and copper alloys Determination of tin content Spectrometric method 1984 ISO 4751 1984(E)(Copper and copper alloys Determination of tin conte
2、nt Spectrometric method) , . . 0.005 0.5 %(m/m) . 0.005 % . , . . . 1.19 g/mL 0.91 g/mL 30 %(m/m) ( ) 50 mL 50 mL . ( 1.84 g/mL) 50 mL 1 000 mL . 6 0 g/L (NH 2 CSNH 2 ) 15 g 250 mL . 2 0 g/L 1 g 50 mL . . 1 g/L 500 mg 500 mL (volumetric flask) 95 %(V/V) 300 mL . . ( ) 25 mL , . . , 0.5 g Sn/L 500 mg
3、 1 000 mL ( ) 100 mL . . 1 mL 0.5 mg Sn . D ISO 4751 2002 2 , 0.050 g Sn/L ( ) 10 mL 100 mL ( ) 20 mL , . 1 mL 50 mg Sn . 1 g/L ( ) 5.0 g ( ) 100 mL . ( ) 5 mL , 200 mL . 1 000 mL . . , 0.001 g . 250 mL (conical flask) . %(m/m) g mL mL 0.005 0.010 2 . 0.01 0.02 1 . 0.02 0.04 1 100 200 0.04 0.08 1 50
4、 200 0.08 0.16 1 25 200 0.16 0.30 0.5 25 200 0.30 0.50 0.4 20 200 ( ) 20 mL ( ) 10 mL . . . 10 mL , . 200 mL . . 200 mL . 200 mL . ( ) . ( ) , 20 mL 30.0 mL . . 125 mL . 25 mL ( ) 5 mL ( ) 10.0 mL ( ) . 10.0 mL . D ISO 4751 2002 3 20.0 mL (MIBK)( ) 1 3 . . ( ) 5 mL . 20 mL . 30 . . . 3 . . 10 , 20 m
5、m ( ) 440 nm . . . . 7 200 mL ( ) 50 mL . 10 mL . ( ) . 0 0.5 1.0 2.0 3.0 4.0 5.0 mL . 0 25 50 100 150 200 250 g . , , . . ( ) (g) , . 100 10 0 6 1 m m0 4 1 10 m m = 100 200 10 0 6 1 V m mV m m = 0 2 1 10 2 m 0 ( ) (g) m 1 ( , ) ( g) 200 ( ) (mL) V ( ) (mL) . D ISO 4751 2002 4 5 KS D ISO 4751 2002 ,
6、 . 0.005 0.5 % . (KS) (ISO) , . 1984 ISO 3110(Copper and copper alloys Determination of tin content Spectrometric method) , “ ” . SI . 0.005 0.5 % . . . 200 mL . 10 mL 25 mL, 5 mL, 10.0 mL, 20.0 mL 20 mm 440 nm . KS D ISO 4751 : 2002 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Copper and copper alloys Determination of tin content Spectrometric method ICS 77.120.30 Korean Agency for Technology and Standards http:/www.kats.go.kr
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