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1、INTERNATIONAL STANDARD 1108 Second edition 1992-01-15 Spices and condiments - Determination of non-volatile ether extract Epices - IXtermination de lextrait 6tt7 allow to settle and decant the supernatant solution. 9.2.3 Repeat the extraction procedure and elimin- ate the diethyl ether as before, un
2、til no more of the residue dissolves. Dry the flask again as before until the differente in mass between two successive weighings is not more than 2 mg. The non-volatile ether extract, expressed as a per- centage by mass on the dry basis, is equal to 100 h - mJ x - 100 ?l x 100-4 where Q is the mass
3、, in grams, of the test portion; ml is the mass, in grams, of the flask plus residue obtained after drying in 9.2.1; m2 is the mass, in grams, of the flask and the insoluble residue obtained in 9.2.3; 1I is the moisture content, expressed as a percentage by mass, of the Sample as received, determine
4、d in accordance with ISO 939. 11 Test report The test report shall specify the method used and the result obtained. lt shall also mention all operat- ing details not specified in this International Stan- dard, or regarded as optional, together with details of any incidents which may have influenced
5、the re- sult. The test report shall include all information necess- ary for the complete identification of the Sample. Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 03:25:23 MD
6、TNo reproduction or networking permitted without license from IHS -,-,- This page intentionally left blank Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 03:25:23 MDTNo reproduc
7、tion or networking permitted without license from IHS -,-,- This page intentionally left blank Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 03:25:23 MDTNo reproduction or netw
8、orking permitted without license from IHS -,-,- This page intentionally left blank Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 03:25:23 MDTNo reproduction or networking permi
9、tted without license from IHS -,-,- ISO i 108:1992(E) - UDC 633.821.84543.8 Descriptors: agricultural products, food products, seasonlngs, spices, Chemical analysis, determination of content, non-volatile matter, ethers. Price based on 2 pages Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/26/2007 03:25:23 MDTNo reproduction or networking permitted without license from IHS -,-,-