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2、oads of general use. Mineral powder. Method of determining the content of sesquialteral oxides 2015 02 01 1 , , - , () (Fe2O3 + AI2O3). 2 : 12.1.00776 . . 12.1.04489 . . 12.4.13183 . 12.4.13283 . 8379 . . 656375 . 8269.197 . 2884690 . 327612014 . . , 1 , . (), () . , , , , . 3 32761, : 3.1 : , . 327
3、672014 2 3.2 : , . 3.3 : , . 4 , , , 4.5.1.1 8269.1 : - 6563; - ( ) 83. 5 III ( N, N, N1, N1 ) Fe3+ l3+. (III) = (1,25 0,25). , , . . . , , , (III). : - ; - . 6 6.1 , 12.1.007. 6.2 , 12.1.044 . 6.3 : - () 12.4.131 12.4.132; - 28846. 6.4 -. 7 , , : - (23 3) ; - (55 10) %. 8 8.1 32761. 1 . 327672014 3
4、 8.2 (110 5) . . 8.2.1 : - (6,76 0,01) (III) Fl362 (300 2) , (1,0 0,1) , (15 1) 1,19 ; - (III) . (50 1) (III) , , . , , . , . (600 10) , . (9 1) ( ). , (1000 3) (23 2) . (III) Fe2O3, /, 50323 / mT OFeFeCl , (1) m , ; - , 20 %- : (20 1) (50 1) , 25 %- (100 2) ; - : (0,6745 0,0001) (11,2 0,1) 25 %- (1
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