determination of moisture content by oven drying method aoac
Spread the sample with spatura. Take the sample into extraction thimble and transfer into soxhlet. ASTM D2867-23 - Standard Test Methods for Moisture in Activated Carbon Dry content and total solids mean the same thing. 3. The method is accurate but time consuming. /Type /Page Learn how we and our ad partner Google, collect and use data. /Font 24 0 R The accuracy of a moisture analysis result may be influenced by several factors. This test is performed on soil samples and entails the following objectives: The moisture content is one of the most common properties in characterizing the engineering behavior in soils. Weigh the empty dish and lid. endobj Literature: White Papers, Guides, Brochures. Cool and add 60 ml of distilled water cautiously. Study of Vacuum Oven Drying in Official Method for Moisture in Eggs and All you need to know about moisture content determination is here: free industry-specific guides, e-learnings, and moisture content analysis FAQ. Our partners will collect data and use cookies for ad targeting and measurement. /Im0 21 0 R It should have sufficient capacity and be readable to 0.1% of the sample mass and also fulfill the requirements of a test sample. The water content of materials contains extraneous materials that may require special treatment for the removal of these substances. We have to use the standard method with the drying oven but using a moisture analyzer would really speed up our processes. Take advantage of METTLER TOLEDO's moisture analysis expertise to improve your moisture analysis processes. 5.2 Mechanical mill or food chopper The formula is often used in connection with tables in Methods 82-21.01, 82-22.01, and 82-23.01. 2 0 obj It should be thermostatically controlled and can operate at the temperature of 110oC +- 5oC (230 +- 9oF). Fill petroleum ether about 250 ml into the bottle and take it on the heating mantle. Many industry regulations require manufacturers to follow a standard method. Six different methods were compared in this study. AASHTO T 255/T 265 (13) After a sufficient period, remove the sample from the oven and place it in the desiccator for cooling the sample. The magnitude of this loss is shown to be from 0.25 to 1.5%, depending on the type and treatment of the tobacco.