1、 KS D ISO 1812 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS D ISO 1812 : 2002 (2007 ) 2002 11 28 http:/www.kats.go.kr ICS 77.120.30 KS - D ISO 1812 2002 (2007 ) Copper alloys Determination of iron content 1,10 - Phenanthroline spectrophotometric method 1976 ISO 1812(Copper alloys Determination of ir
2、on content 1,10-Phenanthroline spectrophotometric method) . 1,10- . 0.4 %(m/m) . . . ISO/R 1811 Chemical analysis of copper and copper alloys Sampling of copper refinery shapes (III) , (II) 1, 10- . . 0.01 %(m/m) . ( 1.19 g/mL) 70 mL 30 mL . ( 1.19 g/mL) 50 mL 50 mL . 1 0 g/L 5 g 500 mL . 3 4 . 500
3、mL (volumetric flask) 1,10- 1 (phenanthroline hydrochloride monohydrate, C 12 H 8 N 2 HCl H 2 O) 1 g 215 mL ( 0.91 g/mL) 265 mL . pH 6.5 0.1 . , 500mL . . 100 mg Fe/L 0.1 0.01 g ( 1.19 g/mL) 20 mL 1 L . D ISO 1812 2002 2 10 mg Fe/L ( ) 50 mL 500 mL . 2 cm (cell) . ( ) . ISO/R 1811 . 5 g 0.001 g . .
4、40 mL ( ) 40 mL ( ) . . 2 . 250 mL ( ) . ( ) 250 mL , 25 mL . 500 mL , 5.0 mL ( ) 20 mL . MIBK( ) 20 mL 15 . , ( ) 20 mL . (emulsion) 2 mL ( 40 100 ) . 10 mL ( ) 20 2 . 50 mL 1,10- ( ) 5 mL . , ( 510 nm, .) “0” 30 . 50 mL 0 20 mL ( ) . 0 200 g . ( ) 20 mL . 1 5 mL 1,10- ( ) . , 2 cm “0” . ( g) . D I
5、SO 1812 2002 3 (%) . m 0.000 02 0.004 %(m/m) m 0.000 2 0.003 0.04 %(m/m) m 0.002 0.03 0.4 %(m/m) m ( g) . 5 KS D ISO 1811-2 : 2002 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Copper alloys Determination of iron content 1,10 - Phenanthroline spectrophotometric method ICS 77.120.30 Korean Agency for Technology and Standards http:/www.kats.go.kr
