1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8463N,N ( )KS M 8463:2008 2008 10 13 http:/www.kats.go.krKS M 8463:2008 : ( ) ( ) ()MPT ( ) : (http:/www.standard.go.kr) : :1998 12 21 :2008 10 13 2008-0663 : : ( 02-509-7301) (http:/www.kats.go.kr). 10 5 , . KS M 8463:2008 N,N ( ) Silver N,N-diethyldit
2、hiocarbamate (C2H5)2NCS2Ag FW: 256.14 1 N,N-1)( N,N- .) . 2 . . KS M 0024, KS M 8001, 3 3.1 N,N- , . , . ( ) 175 . 3.2 KS M 0024 2 960 cm 1, 1 490 cm 1, 1 420 cm 1, 1 260 cm 1, 1 200 cm 1, 1 140 cm 1, 980 cm 1, 900 cm 1, 830 cm 1 770 cm 1 . KS M 0024 7.2 a)( ) . 1 . 1) : AgDDTC KS M 8463:2008 2 1 4
3、N,N - 5. 1 . 1 98.0 % 5 5.1 0.7 g 0.1 mg (2: 1) 7 mL ( ) . 50 mL 5 mL 0.1 mol/L . (III) . 0.1 mol/L 1 mL 0.025 614 g C5H10AgNS2 . 5.2 0.10 g 20 mL . 5.3 a) 2 . (cm 1) (%) 0 3 600 3 200 2 800 2 400 2 000 1 800 1 600 1 4001 200 1 000 800 1 4902 960 1 4201 2601 2001 140980900830 770 100 KS M 8463:2008
4、3 : mm A 100 mL B C D E (II) (100 g/L) F 40 mL G 50 mL 2 b) 1) (1 g/L) 100 mg (100 mL) (2 ) 40 mg , 70 mL . 2) (0.001 mg As/mL) 10 mL (100 mL) ( )(1: 1) 10 mL 40 mL . (200 g/L) 15 mL, (II) (AgDDTC ) 5 mL 10 , ( )( 1501 400 m .) 3 g (100 mL) (1 g/L) 5 mL 25 1 5 mL . 3) 4) 10 mm 505 nm , 0.30 . 10 mm
5、0.02 . 6 . 7 . a) , “N,N- ” “ ” b) c) ( ) d) e) f) B E C D A F 1 150 35 G 50 65 8 $ 19/38 5 102 N,N () 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8463:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Silver N,N-diethyldithiocarbamate ICS 71.040.30