KS D ISO 810-2001 Magnesium and magnesium alloys-Determination of manganese-Periodate photometric method(Manganese content less than 0 01 %)《镁和镁合金 锰含量的测定 高碘酸盐光度法(锰含量小于0 01%)》.pdf

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KS D ISO 810-2001 Magnesium and magnesium alloys-Determination of manganese-Periodate photometric method(Manganese content less than 0 01 %)《镁和镁合金 锰含量的测定 高碘酸盐光度法(锰含量小于0 01%)》.pdf_第1页
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KS D ISO 810-2001 Magnesium and magnesium alloys-Determination of manganese-Periodate photometric method(Manganese content less than 0 01 %)《镁和镁合金 锰含量的测定 高碘酸盐光度法(锰含量小于0 01%)》.pdf_第5页
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 KS D ISO 810 ( 0.01 % ) KS D ISO 810: 2001 (2006 )(ISO 810: 1973, IDT) ICS 77.120.20 KS ( 0.01 % ) D ISO 810: 2001(2006 )(ISO 810: 1973, IDT)Magnesium and magnesium alloysDetermination of manganese Periodate photometric method(Manganese content l

2、ess than 0.01 %) 1973 ISO 810, Magnesium and magnesium alloys Determination of manganesePeriodate photometric method(Manganese content less than 0.01 %) , . 1. (1). 0.01 %(m/m) (2). (1) ISO 2353, Magnesium and its alloys Determination of manganese in magnesium alloys containing zirconium, rare earth

3、s, thorium and silver Periodate photometric method . (2) 0.01 % ISO 810, Magnesium and magnesium alloys Determination of manganese Periodate photometric method(Manganese content less than 0.01 %) 2. , . (II) (VII) , 525 nm . 3. , . 3.1 (KIO4) 3.2 (NH4)2S2O8 3.3 20 1.26 g/mL (20 1.84 g/mL) 25 mL 60 m

4、L . 100 mL . 3.4 20 1.71 g/mL 3.5 1 L 10 mL (3.3) , (3.1) 10 . 3.6 20 g/L (NaNO2) 2 g 100 mL . 3.7 1 g/L(1 mL 1 mg ) . 3.7.1 ( , 400 mL) (KMnO4) 2.877 g 200 mL , D ISO 810:2001 2 (3.3) 40 mL . 36 %(m/m) . SO2 H2O2 , , 1 000 mL . 3.7.2 ( , 600 mL) ( 99.9 % ) 10.001 g (3.3) 40 mL 80 mL . , 1 000 mL ,

5、 250 300 mL (3.3) 60 80 mL 100 mL , 2 , , 100 2 , . 3.8 0.02 g/L(1 mL 0.02 mg ) (3.7) 20.0 mL 1 000 mL . 4. 4.1 4.2 4.3 (photoelectric absorptiometer) 5. 5.1 (3) 5.2 1 mm . (3) . 6. 6.1 (5.2) 2 g 1 mg . 6.2 6.2.1 (matching) ( , 250 mL) 6 (3.8) 0.0( ), 1.0, 2.0, 5.0, 8.0, 10.0 mL . 0.0, 20, 40, 100,

6、 160, 200 g . 50 mL , (3.3) 10 mL (3.2) 0.05 g 45 . 6.2.2 (3.1) 0.5 g , 98 3040 , . , 50 mL (3.5) . 6.2.3 (4.2) (4.3) (Ec) 0 , ( 525 nm) . (3.7) 2 (Ed). . (Ec Ed) (Tc Td) Tc, Td: term 0 . D ISO 810:2001 3 6.2.4 (50 mL) (mg) , . 6.3 6.3.1 (6.1) ( , 250 mL) , 20 mL (3.3) 30 mL . 250 mL , 10 mL . (3.2)

7、 0.05 g 4 5 . 6.3.2 6.3.1 (3.4) 1 mL 0.05 g , 30 40 . 50 mL (3.5) . 6.3.3 . (3.3) 20 mL . , (250 mL) . 50 mL , (3.3) 10 mL, (3.2) 0.05 g 45 . 6.3.2 . 6.3.4 6.2.3 . (Ec) 0 . , (3.6) 2 (Ed) . . . . (Ec Ed) (Bc Bd) Bc, Bd: . 7. (6.2.5) (mg) . (%) . Mn %(m/m)0110mm m0: (g) m1: (mg) 8. . a) b) c) d) D IS

8、O 810:2001 4 : : 2001 12 31 : 2006 10 2 2006-0451 : : ( ) ( 02 509 72757) . 7 5 , . 701-7 6009-4567, 6009-48878 http:/ KS D ISO 810: 2001 (ISO 810: 1973, IDT) Magnesium and magnesium alloysDetermination of manganesePeriodate photometric method (Manganese content less than 0.01 %) ICS 77.120.20 : : 2006 10 2 : 2001 12 31 2006-0451 : : ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS

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