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1、International Standard 138811 /q$P?pl., j “: $,I ; e f ; ,; ,I 1.1 kp?*,!k ., ,I / Ethanol for industrial use - Methods of test - Part 1 : General khanol B usage industriel - Mkthodes d essai - Partie 1 : G b) the reference of the method used: c) the results, and the method of expression used; d) an
2、y unusual features noted during the determination; e) any operation not included in the appropriate part of IS0 1399, or in the International Standards to which reference is made, or regarded as optional. I) The sampling of liquid chemical products for industrial use will form the subject of a futur
3、e International Standard. 1 Copyright International Organization for Standardization Provided by IHS under license with ISO Licensee=NASA Technical Standards 1/9972545001 Not for Resale, 04/25/2007 20:32:03 MDTNo reproduction or networking permitted without license from IHS -,-,- IS0 1388/l-1981 (E)
4、 Annex IS0 Publications relating to ethanol for in,cjustrial use IS0 138811 - General. IS0 1388/2 - Detection of alkalinity or determination of acidity to phenolphthalein. IS0 1388/3 - Estimation of content of carbonyl compounds present in small amounts - Photometric method. IS0 1388/4 - Estimation
5、of content of carbonyl compounds present in moderate amounts - Titrimetric method. IS0 1388/5 - Determination of aldehydes content - Visual calorimetric method. IS0 1388/6 - Test for miscibility with water. IS0 1388/7 - Determination of methanol content methanol contents between 0,Ol and 0,20 % (V/v
6、)1 - Photometric method. IS0 1388/8 - Determination of methanol content methanol contents between 0,lO and I,50 % (V/v)1 - Visual calorimetric method. IS0 1388/g - Determination of esters content - Titrimetric method after saponification. IS0 1388110 - Estimation of hydrocarbons content - Distillati
7、on method. IS0 1388111 - Test for detection of furfural. IS0 1388112 - Determination of permanganate time. 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 20:32:03 MDTNo reproduction or networking permitted without license from IHS -,-,-