KS D 2028-2007 Determination of nickel in magnesium alloys《镁合金中镍含量测定方法》.pdf

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1、 KS D 2028KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS KS D 2028: 2007 2007 6 29 http:/www.kats.go.krKS D 2028: 2007 : () ( ) () ( ) : (http:/www.standard.go.kr) : :1978 11 23 :2007 6 29 20070357 : : ( 025097274) (http:/www.kats.go.kr ). 7 5 , . KS D 2028: 2007 Determination of nickel in magnesium allo

2、ys 1 . 2 . . KS D 2022, KS M 0012, KS M 8001, 3 KS D 2022 . 4 . 4.1 4.1.1 , , . , , 445 nm . 4.1.2 a) (1: 1) b) (1: 19) c) d) (250 g/L) e) (10 g/L) f) KS D 2028: 2007 2 g) (10 g/L ) h) i) j) (0.01 mg Ni/mL) KS M 8001 . 4.1.3 KS M 0012 . 4.1.4 a) 1.0 g (300 mL) , (1: 1) 15 mL . , . b) , 20 mL 5 mL 10

3、 mL . c) (250 mL) 150 mL . 2 mL 5 , 10 mL 1 , (100 mL) . (250 mL) 5 mL , (100 mL) . . d) (1: 19) 20 mL , 1 . (100 mL) , (1: 19) 10 mL . 2 (50 mL)1) . e) 2 mL , 1 1 , 1 mL . 0.5 mL . f) 10 , 445 nm , 2) . 100Ni(%) =SA A : (g) S : (g) 1) 0.2 mg (100 mL) . 2) 1 g 5 (300 mL) 4.1.4 a) , 0.0 mL, 2.0 mL, 5

4、0 mL, 8.0 mL, 10.0 mL (300 mL) , 4.1.4 b) . KS D 2028: 2007 3 KS D 2028: 2007 . 375 mm . , . 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS D 2028: 2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Determination of nickel in magnesium alloys ICS 77.120.20; 71.040.40

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