1、 KSKSKSKS KSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 6228 KS M ISO 6228 :2010 2010 11 5 http:/www.kats.go.krKS M ISO 6228:2010 : ( ) ( ) ( ) O C I ( ) : (http:/www.standard.go.kr) ： ：2005 11 25 ：2010 11 5 2010-0503 ： ： ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 6228:2010 Chemical produc
2、ts for industrial useGeneral method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry 1980 1 ISO 6228, Chemical products for industrial useGeneral method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry . 1 . ISO KS ,
3、 . 2 ( SO 2 4 ) 4.5 g 450 g . 2 mL . ISO KS . . 5 %. ( ) . 3 KS M ISO 6228:2010 2 , . . 1,5- -3-() (II) (II) . 4 . 4.1 4.2 , . 4.3 , 40 g/L 4.4 ( 2 ) 1 000 mL 3 (4.2) . 1.71 g/mL, 57 % 100 mL . 1.21 g/mL, 50 % (H 3 PO 2 ) 25 mL . 1.19 g/mL, 38 % 100 mL . , (4.2) , 4 . . (4.2) , . . (fume) . 4.5 0.00
4、1 mol/L , c(Na 2 SO 4 )0.001 mol/L 110 2 0.142 0 g 0.000 1 g 100 mL . 1 000 mL . 1 mL 96 g . 4.6 0.000 1 mol/L , c(Na 2 SO 4 )0.000 1 mol/L (4.5) 100.0 mL 1 000 mL KS M ISO 6228:2010 3 . 1 mL 9.6 g . . 4.7 (II) , cHg(CH 3 COO) 2 0.001 mol/L 0.318 7 g (II) 0.000 1 g 100 mL . 1 000 mL . . 4.7.1 (II) ,
5、 cHg(NO 3 ) 2 0.001 mol/L (II)(HgO) (10.830.01) g ( 100 mL) , 1.40 g/mL 68 % 10 mL . 1 000 mL . 1.40 g/mL 1 mL (II) 1Hg(NO 3 ) 2 H 2 O 17.13 g . 20.00 mL 1 000 mL . . 4.8 (II) , cHg(CH 3 COO) 2 0.000 1 mol/L (4.7) 100.0 mL 1 000 mL . . . 4.8.1 (II) , cHg(NO 3 ) 2 0.000 1 mol/L (4.7.1) 100.0 mL 1 000
6、 mL . . , (4.7, 4.7.1, 4.8 4.8.1) . . 4.9 1,5-3-() , (4.1) 0.5 g/L 2 . KS M ISO 6228:2010 4 5 5.1 ( 1 ), . 5.2 , 0.01 mL . 6 . C . 6.1 , ISO KS . . a) 2 mL 4.5 g 450 g . b) B , . 4.5 g 450 g (5.1) . 6.2 ( ) . (4.3) 5 mL (4.1) 5 mL (4.9) 0.1 mL . (II) (II) 1 . 1 g (II) 4.5 60 4.8 4.8.1 4.6 4.5 450 4.
7、7 4.7.1 4.5 (1 mL ) 0.000 1 mol/L (4.9) . (4.5 4.6) 2.00 mL (5.1) . 1 (5.1) . KS M ISO 6228:2010 5 3 , (4.4) 15 mL . . 1 (4.2) 1 23 . 2 3 (4.4) . 2 3 . , 30 70 mm . 2 3 5 . . . . (5.1) (4.1) 1 ：1 mL . (5.2) (II) (4.7 4.8) (II) (4.7.1 4.8.1) . (4.5 4.6) . , (II) (II) 1.90 mL 2.10 mL, . , . 6.3 6.2 .
8、2.00 mL (6.1) ( 2 mL ). ISO KS . 6.4 (6.1) , (6.3) ( ) . 7 ISO KS . 8 . a) b) KS M ISO 6228:2010 6 c) d) e) ：mm 1 25 mL 35 0.5 8 10 4 25 KS M ISO 6228:2010 7 2 KS M ISO 6228:2010 8 A A.0 , . A.1 2 1/3 (Grote) . , . . A.2 (Wickbold) . . . A.3 (Parr .) . 200 mg 300 mg . . A.4 (BerthelotMahlerKroecker)
9、 . . A.5 . . A.6 (Eschka) . . A.7 (Schoeniger) . . , . (, ) . . . , . . , 4.5 g 450 g . KS M ISO 6228:2010 9 B . . , . Cr 6+NO 3 NO 2 Fe 3+Cu 2+ Mo Hg, Cd, Bi, Pb, Sn, Sb As 0.1 g 1 mg 2 mL 1 mg , (II) . (II) . . . (II) . A (II) . . . , . 200 mg (II) . . 1 mg . KS M ISO 6228:2010 10 C . . . . . 1537
10、87 1 92 3(13) (02)26240114 (02)262401489 http:/ KS M ISO 6228 :2010 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Chemical products for industrial use General method for determination of traces of sulphur compounds, as sulphate, by reduction and titrimetry ICS 71.100.10 Korean Agency for Technology and Standards http:/www.kats.go.kr
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