1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2001 12 31 KS D ISO 11436 (Curcumin) KS D ISO 11436: 2001 (2006 )(ISO 11436: 1993, IDT) ICS 77.120.40 KS (Curcumin) D ISO 11436: 2001(2006 )(ISO 11436: 1993, IDT)Nickel and nickel alloysDetermination of total boron content Curcumin molecular absorption spec
2、trometric method 1993 ISO 11436, Nickel and nickel alloysDetermination of total boron contentCurcumin molecular absorption spectrometric method . 1. 4240 mg/kg . (Rhenium) . 2. . . ISO 5725:1986, precision of test methodsDetermination of repeatability and reproducibility for a standard test method b
3、y inter-laboratory tests 3. , (, ) 290 30 . (curcumin) , 543 nm . 4. , . 4.1 201.18 g/mL 4.2 201.84 g/mL 4.3 201.41 g/mL 4.4 201.71 g/mL 4.5 (1/1)Sodium hypophosphite, monohydrate(NaH2PO2H2O) 4.6 20 = 1.05 g/mL . : 20 mL 50 mL (1 g/L) 1 mL . 10 . 15 . 4.7 (11) (4.2) (4.6) 1:1 . D ISO 11436:2001 2 4.
4、8 (CH3COONH4) 225 g 400 mL , (4.6) 300 mL . 1 000 mL . (PE) . 4.9 (Sodium fluoride) (NaF) 4 g 100 mL . (PE) . 4.10 (100 mg/L) (H3BO3) 0.285 8 g 500 mL . (PE) . 4.11 (2 mg/L) (4.10) 20 mL 1 000 mL . (PE) . 4.12 (curcumin) curcumin(C26H20O6) 0.125 g (PE) (4.6) 60 mL . 100 mL (4.6) . . 5. (4.6) . 5.1 1
5、00 mL PP 5.2 ( A.1 , A.2, A.3 ) . 290 100 mL . , 320 . 5.3 50 mL 100 mL 5.4 () 100 mL, 500 mL, 1 000 mL 5.5 543 nm 10 nm 536 nm 2nm . 0.3 % . 6. 6.1 . 6.2 . 6.3 . 6.4 . 7. 7.1 , (4.2) 10 mL 280320 . 0350 . 290 D ISO 11436:2001 3 . 7.2 7.2.1 0.001 g . 120 g/t 0.5 g 120240 g/t 0.25 g . 7.2.2 100 mL (4
6、.1) 10 mL (4.3) 5 mL . . . 7.2.3 (4.4) 10 mL (4.2) 5 mL , . 30 . . 30 mL , . 7.2.4 (4.1) 5 mL . (4.5) 3 g , 15 . 50 mL . . . 7.3 (7.2.4) 1 mL 100 mL (5.4) (4.9) 100 mL . . 1 . (7.4.2) . . . 7.4 7.4.1 (7.2.4) 1.0 mL 100 mL (5.3) . 7.4.2 (7.3 7.4.1) . . (4.7) 6.0 mL. . (4.12) 6.0 mL. 2 30 . (4.4) 1.0
7、mL . 30 . (4.8) 30.0 mL. . . 15 . 15 . . 7.5 7.5.1 2 cm (7.4.1) (7.3) . 543 nm . 7.5.2 . 7.6 . . D ISO 11436:2001 4 7.7 7.7.1 1 (4.11) 6 100 mL (5.1) . (7.2.2) (7.3) (7.5) . 7.7.2 “0” . (7.3) . 7.8 2 . 8. 8.1 8.1.1 (7.5.2) (7.6) (7.7.2 ) g . 8.1.2 w B g/t . w B021mmm mo: (g)(7.2.1 ) m1: (g) m2: (g)
8、8.2 8.2.1 9 4 (CRM) , 2 . 2 . 1 (g/t) (4.11) mL g = 0.5 g = 0.25 g 0 0 1.0 2 5.0 10 10.0 20 20.0 40 30.0 60 4120 10240 D ISO 11436:2001 5 2 %(m/m) B Co Cr Fe Mo Nb Ta Ti V W Ni 1 0.000 5 20 48 2 0.002 19 20 3 5 2 3 0.003 16 8 4 0.008 8 16 2 1 2 4 2 (CRMs) BAM 285 1 0.000 6 9.22 0.034 5.07 0.74 18.46
9、 BCS 345 0.019 14.70 9.93 3.01 4.74 1.00 8.2.2 8.2.2.1 ISO 5725 , . ISO 5725 Cochran Dixon . 8.2.2.2 Cochran . Dixon , 95 % . 8.2.2.3 ISO 5725 95 % . 3 . 8.2.2.4 3 Cochran , 1 2 , 4 1. 9. . a) b) c) d) e) D ISO 11436:2001 6 3 g/t (repeatability) (reproducibility) 1 4.5 0.0 1.17 0.0 3.32 2 21.3 1.08
10、1.45 3.06 5.12 3 31.3 0.67 1.98 1.89 5.90 4 80.6 1.12 1.91 3.16 6.26 BAM 285 1 5.8 0.66 0.97 1.87 3.31 BCS 345 195.4 2.07 3.89 5.85 12.5 D ISO 11436:2001 7 A () () () 3 A.1 , A.2, A.3 . . :mm A.1 () 1 Base circle 131mm D ISO 11436:2001 8 :mm A.2 () 2 D ISO 11436:2001 9 :mm A.3 () 3 KS D ISO 11436: 2001 (ISO 11436: 1993, IDT) Nickel and nickel alloysDetermination of total total boron contentCurcumin molecular absorption spectrometric method ICS 77.120.40 : : 2006 10 2 : 2001 12 31 2006-0451 : : ( ) KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKS