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1、International Standard INTERNATIONAL ORGANIZATION FOR STANDARDIZATIONME)KL1YHAPOHA OPrAHM3AlWlR l-l0 CTAHAAPTbl3AL ignition of pulp is achieved in a muffle furnace adjusted for maintaining temperature within the specified range, previous ignition being obtained by means of the low flame sf a gas bur
2、ner. Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 20:32:02 MDTNo reproduction or networking permitted without license from IHS -,-,- ISO 776-1982 (EI 8 Expression of results 9
3、 Test report The acid-insoluble ash, given by the formula expressed in mill igrams per kilogram, is The test report shall include the following particulars : rnl x 1000 m0 where m0 is the mass, in grams, of the pulp, calculated on an oven-dry basis; ml is the mass, in milligrams, of the insoluble re
4、sidue. a) a reference to this International Standard; b) the results and the method of expression used; c) any unusual features noted during the determination; Report the result as the mea nearest 5 mg per kilogram. n of the two determinations to the d) any Operation not included in this International Stan- dard, or regarded as optional. 2 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 20:32:02 MDTNo reproduction or networking permitted without license from IHS -,-,-