KS M 8479-2008 Xylenol orange《二甲苯酚橙色(试剂)》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 8479 ( )KS M 8479:2008 2008 10 13 http:/www.kats.go.krKS M 8479:2008 : ( ) ( ) ()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 8479:2008 ( ) Xylenol orange C31H30N2Na2O1

2、3S FW: 716.63 1 ( .) . 2 . . KS M 0009, KS M 0024, KS M 8001, 3 3.1 , . , . 3.2 KS M 0024 3 400 cm1, 1 630 cm1,1 400 cm1, 1 350 cm1 1 220 cm1 . KS M 0024 7.2 a) ( ) . 1 . CH3CH3O HOOCCH2HOOCCH2NH2C CH2N C SO3Na CH2COOH CH2COONa HO KS M 8479:2008 2 1 4 5. 1 . 1 (0.01 g/L, 435 nm)( ) ( )( ) 0.21 10.0

3、 30.0 % 5 5.1 (0.04 g/L, 440 nm) a) 5.2 0.10 g 0.1 mg (Sg) (100 mL) (A )(5.4 ). A 1 mL( 1 mg) (100 mL) (1: 5) 1 mL . (10 mm) 435 nm (B) . b) SB10.0 5.2 (%) (cm 1)0 3 600 3 200 2 800 2 400 2 000 1 800 1 600 1 400 1 000 800 1 200 1 350 1 220 1 400 1 630 3 400 100 KS M 8479:2008 3 KS M 0009 5.1.4 d)(

4、4: ) . 1 g 0.1 mg 100 mg ( 5.1 5.3 ). 5.3 ( )( ) KS M 0009 5.4.4 d)( 4: ) . 5.2 0.5 g 0.1 mg 1 mL 650 150 mg . 5.4 5.1 A 0.20 mL( 7.2 mg) (200 mL) 100 mL, (pH 5.3)1)10 mL . 0.01 mol/L 0.05 mL . 0.01 mol/L EDTA 2Na 0.10 mL . 6 . 7 . a) , “ ” “ ” b) c) ( ) d) e) f) 1) (pH 5.3) 1 mol/L 5 mL 30 mL (100 g/L) pH 5.3 . () 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 8479:2008 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Xylenol orange ICS 71.040.30

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