1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 1078Nd-Fe-B KS M 1078:2008 2008 12 19 http:/www.kats.go.krKS M 1078:2008 : ( ) ( ) ()MPT ( ) : (http:/www.standard.go.kr) : : 2008 12 19 2008-0929 : : ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M 1078:2008 Nd-Fe-B Determination of lead and cadmi
2、um in Nd-Fe-B magnet 1 Nd-Fe-B . 2 . . ( ) . KS I 3002, KS L ISO 385 1, 1: KS L ISO 1042, KS M 0001, KS M 0016, KS M 0032, KS M 8001, KS M ISO 6353 1, 1: 3 1) 106 m (1105) 1 , . 4 a) b) 4.1 4.1.1 4 mol/L MIBK . ( ) pH 4.20.5 pH DDTC 1) (4505) 1 . KS M 1078:2008 2 , MIBK . 4.1.2 . a) 36 % b) 4 mol/L(
3、7: 13) c) 65 % d) (1: 1) e) 60 % f) 48 % g) 50 g/L(DDTC ) h) (1: 2) i) (MIBK) j) (250 g/L) 25 g 80 mL . 4.1.2 h) pH 3.5 4.0 pH pH 100 mL . DDTC 4.1.2 g) 2 mL MIBK 10 mL . , MIBK . k) (1 000 mg Pb/L) (99.95 % ) (1.0000.000 1) g 200 mL (1: 1) 20 mL . . 1 000 mL . l) (100 mg Pb/L) 4.1.2 k) 10 mL 100 mL
4、 . m) (1 000 mg Cd/L) (99.9 % ) (1.0000.000 1) g 200 mL (1: 1) 20 mL . . 1 000 mL . n) (100 mg Cd/mL) 4.1.2 m) 10 mL 100 mL . 4.1.3 , . a) 300 mL . b) , KS L ISO 1042 A 100, 1 000 mL c) KS L ISO 385 1 A 0.02 mL 10 mL . d) . e) pH f) , KS M 0032 . 4.1.4 KS M 1078:2008 3 a) 1 g 0.1 mg 250 mL 4.1.2 a)
5、20 mL . 4.1.3 d) . 4.1.2 d) 5 mL . b) 20 mL 4.1.2 b) , 10 mL 4.1.2 b) 4.1.3 a)(A) . 50 mL MIBK 5 ( ) 4.1.3 a) (B) . c) (A) 15 mL 4.1.2 b) (B) MIBK . d) (B) MIBK 50 mL , MIBK . e) 4.1.2 j) 10 mL pH 4.1.2 h) pH 4.20.5 . f) 4.1.3 a) 20 mL DDTC4.1.2 g) MIBK 15 mL 5 . g) ( ) MIBK ( ) 5 mL MIBK . . h) 4.1
6、.2 c) 5 mL 4.1.2 c) 5 mL 4.1.2 e) 3 mL . i) 100 mL 4.1.3 b) . 4.1.5 4.1.4 . 4.1.6 a) 4.1.3 c) 4.1.2 l) 4.1.2 n) (0, 1, 3, 5, 10) mL 5 100 mL 4.1.2 c) 5 mL . b) (4.1.5) 0 4.1.6 a) 220.353 nm, 228.802 nm . c) (4.1.4) 220.353 nm, 228.802 nm , (mg/kg) . mVccC=)( 21 C : (mg/kg) c1: (mg/L) c2: (mg/L) KS M
7、 1078:2008 4 V : (mL) m : (g) 4.2 4.2.1 4 mol/L MIBK . ( ) pH 4.20.5 pH DDTC , MIBK . 4.2.2 4.1.2 4.2.3 , . a) e) 4.1.3 f) - , , KS M 0016 . 4.2.4 4.1.4 . 4.2.5 4.1.5 . 4.2.6 4.2.6.1 a) 4.1.3 c) 4.1.2 l) (0, 1, 3, 5, 10) mL 5 100 mL 4.1.2 c) 5 mL . b) 4.1.3 c) 4.1.2 n) (0, 0.5, 1, 2) mL 4 100 mL 4.1
8、.2 c) 5 mL . 4.2.6.2 a) 4.2.3 f) KS M 1078:2008 5 , 283.3 nm, 228.8 nm . - . b) (4.2.6.1) . c) , , (4.2.5) . 4.2.6.3 (4.2.4) 220.353 nm, 228.802 nm , (mg/kg) . mVccC=)( 21 C : (mg/kg) c1: (mg/L) c2: (mg/L) V : (mL) m : (g) 5 . a) b) c) d) KS M 1078:2008 6 KS M 1078:2008 , . I , . . . , , (Nd-Fe-B) (
9、: Pb, Cd) . , , . , . II (KS D 2056) (KS M 3717) , . III Nd-Fe-B . IV IV 1 Fe, Nd ICP AAS Pb Cd , . Pb, Cd . . Fe Pb, Cd 4 mol/L MIBK Fe pH 4.20.2 . DDTC Pb Cd MIBK ICP AAS . IV 2 1 g 5 mL . NdFeB 135513 7017 (02)60094114 (02)600948878 http:/ KS M 1078:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Determination of lead and cadmium in Nd-Fe-B magnet ICS 71.040.40 Korean Agency for Technology and Standards http:/www.kats.go.kr