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2、 ISO 7879 : 2007 (2012 ) 9: pH General methods of test for pigments and extenders Part 9 :Determination of pH value of an aqueous suspension 1981 1 ISO 7879, General methods of test for pigments and extenders Part 9:Determination of pH value of an aqueous suspension , . 1 KS M ISO 787 pH . . , . pH
3、(special method) . 2 . . ( ) . KS M ISO 15528, , 3 , (chemically resistant glass) . pH 5 10 . 30 . (soda asbestos tube) . KS M ISO 7879:2007 4 4.1 50 mL . . . 4.2 pH 0.1 , pH . 4.3 . 5 KS M ISO 15528 . 6 pH 2 . (3.) (4.1) 10 %(m/m) . 1 . 5 pH 0.1 . (wetting agent) . 5 mL , . 10 mL (0.01 % m/m) . . 1
4、0 %(m/m) . . 10 %(m/m) . . pH 0.1 1 . 2 pH 0.3 . 7 2 pH 0.1 . 2 KS M ISO 7879:2007 3 8 . a) b) c) 7. d) e) . f) 9: pH 153787 1 145 3(16) (02)26240114 (02)26240148 http:/ KS M ISO 7879 :2007KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS General methods of test for pigments and extenders Part 9 :Determination of pH value of an aqueous suspension ICS 87.060.10 Korean Agency for Technology and Standards http:/www.kats.go.kr