KS M 1026-2008 Neutral phosphate pH standard solution《中性磷酸盐pH标准液》.pdf

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1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M 1026 pH KS M 1026:2008 2008 12 19 http:/www.kats.go.krKS M 1026:2008 : ( ) ( ) ()MPT ( ) : (http:/www.standard.go.kr) : : 1990 12 29 : 2008 12 19 2008-0927 : : ( 025097301) (http:/www.kats.go.kr). 10 5 , . KS M 1026:2008 pH Neutral phosphate pH standard

2、 solution 1 pH pH . 2 . . ( ) . KS A 2110, KS M 0001, KS M 0011, pH KS M 0076, KS M 0124, ( ) KS M 0126, ( ) KS M 8001, KS M ISO 6353 2, 2: 1 3 KS M 0001, KS M 0011 KS M 8001 . 4 KS M 0001, KS M 0124 KS M 0126 , . 4.1 4.2 KS M 1026:2008 2 4.3 pH . 4.4 pH pH KS M ISO 6353 2(R 33) pH 8. a) , pH pH . 4

3、5 , ( ) . 4.6 1 ( ) , , , . 5 25 pH 1 2 . 1 pH 1 6.865 2 6.86 6 pH 1 kg 0.025 mol 0.025 mol 0.025 mol (KH2PO4) 0.025 mol (Na2HPO4)/kg H2O . 7 a) pH . 110 . KS A 2110 A 1 . b) KS M ISO 6353 2(R 33) pH . 110 . KS A 2110 A 1 . c) KS M 0076 3. A2 . KS M 1026:2008 3 8 pH a) 7. a) 7. b) 7. c) 6. . b) pH

4、9. 1 . 9 pH pH pH pH pH pH pH . 9.1 1 pH 9.1.1 a) 1) pH , pH pH 0.002 0 . 2) pH - 3) , 12.5 37.5 , 0.05 . 4) (250.05) . 5) 1 . KS M 1026:2008 4 1 b) (250.05) , (250.05) . 25 . , . , . 1) pH 1.1) pH 2 mL/min 1) , pH 0.001 0 2), 6.865 0 . 1.2) pH ( pH ) , pH , 2 mL/min . pH 0.001 0 4.008 0 . 1) . 2) ,

5、 , , . pH ( ) ( ) ( ) ( )KS M 1026:2008 5 1.3) pH ( pH ) , . 1.1), 1.2) , pH (6.865 00.002 0), (4.008 00.002 0) . (6.865 00.002 0), (4.008 00.002 0) (6.865 00.002 0), (4.008 00.002 0) 1.1), 1.2) 1.3) . 2) pH 2.1) ( pH ) , , pH 2 mL/min . 2.2) pH 3 3) , 3 (6.8650.002) . (6.8650.002) . c) pH pH b) 2.2

6、) pH 25 6.86 5 . 9.1.2 a) 1) pH 9.1.1 a) 1) . 2) pH 9.1.1 a) 2) . 3) 9.1.1 a) 3) . 4) 9.1.1 a) 4) . 5) , 2 . 3) pH 3 , pH pH pH . KS M 1026:2008 6 2 b) (250.05) , , . (250.05) . 1) pH 1.1) pH pH (250.05) . 1.2) 3 , pH 1 4) pH , pH 0.001 0 6.865 0 . 1.3) 3 , pH 1 pH , pH 0.001 0 4.008 0 . 1.4) 1.2),

7、1.3) , pH (6.865 00.002 0), (4.008 00.002 0) . (6.865 00.002 0), (4.008 00.002 0) (6.865 00.002 0), (4.008 00.002 0) 1.2), 1.3) 1.4) . 4) , pH . ( ). ( ) ( ) ( ) ( ) pH KS M 1026:2008 7 2) pH 2.1) pH (250.05) . 2.2) 3 , pH 1 3 pH pH , 3 (6.8650.002) . (6.8650.002) . c) pH pH b) 2.2) pH 25 6.865 . 9.

8、2 2 pH 9.2.1 a) 1) pH 5) , pH pH 0.005 . 2) pH 9.1.1 a) 2) . 3) 9.1.1 a) 3) 4) (250.1) . 5) 9.1.1 a) 5) . b) 9.1.1 . (250.1) . 1) pH 1.1) 9.1.1 b) 1.1), 1.2) . pH 6.865, 4.008 , 0.002 . 1.2) pH , ( pH ) , . 9.1.1 b) 1.1), 1.2) , pH (6.8650.005), (4.0080.005) . (6.8650.005), (4.0080.005) (6.8650.005)

9、 (4.0080.005) 9.1.1 b) 1.1), 1.2) 1.3) . 2) pH 2.1) ( pH ) , , pH 2 mL/min . 2.2) pH 3 , 3 (6.8650.005) . (6.8650.005) . c) pH pH b) 2.2) pH 25 6.86 . 5) . , pH 9.1.1 . 2) pH pH 0.005 . KS M 1026:2008 8 9.2.2 a) 1) pH 9.2.1 a) 1) 6). 2) pH 9.1.1 a) 2) . 3) 9.1.1 a) 3) . 4) 9.2.1 a) 4) . 5) 9.1.1 a)

10、 5) . b) 9.1.2 . (250.1) . 1) pH 1.1) 9.1.2 b) 1.1), 1.2), 1.3) . pH 6.865, 4.008 , 0.002 . 1.2) 9.1.2 b) 1.2), 1.3) , pH (6.8650.005), (4.0080.005) . (6.8650.005), (4.0080.005) (6.8650.005), (4.0080.005) 9.1.2 b) 1.2), 1.3) 1.4) . 2) pH 2.1) pH (250.1) . 2.2) 3 , pH 1 3 pH pH , 3 (6.8650.005) . (6.

11、8650.005) . c) pH pH b) 2.2) pH 25 6.86 . 10 . 11 . 12 . f) j) . a) b) 6) . , pH 9.1.2 . 2) pH pH 0.005 . KS M 1026:2008 9 c) pH pH 6.86(25 ) d) e) ( ) f) (mL) g) h) i) j) 1) 25 . . 2) . 3) . 1 1 2 pH pH 1 2 1 2 0 5 10 15 20 25 30 35 38 6.984 6.951 6.923 6.900 6.881 6.865a6.853 6.844 6.840 6.98 6.95

12、 6.92 6.90 6.88 6.86a6.85 6.84 6.84 40 45 50 55 60 70 80 90 95 6.838 6.834 6.833 6.834 6.836 6.845 6.859 6.877 6.886 6.84 6.83 6.83 6.83 6.84 6.84 6.86 6.88 6.89 a25 pH . OIML( ) pH No.54 International Recommendation No.54 “pH Scale for Aqueous Solutions” pH 135513 7017 (02)60094114 (02)600948878 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M 1026:2008KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS Neutral phosphate pH standard solution ICS 71.040.30

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