GOST ISO 3071-2011 Textiles Determination of pH of aqueous extract《纺织品 水提物pH值测定》.pdf

1、 (ISO 3071:2005, IDT) , ()INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION(ISC)ISO 30712011, - 1.092 . 1.22009 . -, . , , 1 412 ,- - () , 52 3 , ( 29 2011 . 40) : ( 3166) 00497 ( 3166) 00497 AZAMBYGEKZKGMDRUTJTMUZUA - 4 14 2011 . 1537- ISO 30712011 1 2012 .5 ISO 3071:2005 Textiles

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6、) 10,21 (KHC8H4O4) 1 3 . pH 4,00 - 20 C 4,01 25 C.3 pH 6,9 (0,08 /) 3,9 (KH2PO4) 3,54 - (Na2HPO4) 1 3 . pH 6,87 20 C 6,86 25 C.4 pH 9,2 (0,01 /) 3,8 () (Na2B4O7c215 10H2O) - 1 3 . pH 9,23 20 C 9,18 25 C.4 ISO 30712011 () .1 ISO 3696:1987 . *ISO 5725-2:1994 ( ) -. 2. - * .5 ISO 30712011 677.61.677.862.511:006.354 59.080.01 IDT : , , , , , 6 ISO 30712011 . . . . 17.04.2013. 24.04.2013. 60c1808418. . . . 1,40. .-. . 0,60. 58 . . 445. , 123995 , ., 4.www.gostinfo.ru infogostinfo.ru . . , 105062 , ., 6.