ASTM D2798-11a的耗材谱信息,通过该测试方法测定的煤中镜质体成分的平均最大反射率通常用作分类 D388 中提出的等级指标,与岩相成分无关,并且用于表征作为碳化、气化、液化、和燃烧过程。该测试方法用于科学和工业研究。< ^范围:1.1 该测试方法涵盖了在不同等级煤中存在的
GeoImage™ revolutionizes vitrinite maceral analysis by using a camera to quickly and accurately measure reflectance. Designed for organic petrographic analysis according to ISO 7404-5 and ASTM D2798 standards, GeoImage™ reads vitrinite reflectance intensity from each pixel of a calibrated camera, ...
根据本实践的实验室程序制备的粒状烟煤和无烟煤煤块将具有平坦、无划痕的表面,适合使用反射光照明用显微镜检查。通过这种做法制备的团块的抛光表面将包含代表原始总样品的颗粒。通过这种做法制备的样品用于显微镜测定抛光煤样品中有机成分的反射率(测试方法 D 2798)和显微镜测定煤物理成分的体积百分比(测试方法 D 2799)。
D2639-98 Standard Test Method for Plastic Properties of Coal by the Constant-Torque Gieseler Plastometer D2797-85(1999) Standard Practice for Preparing Coal Samples for Microscopical Analysis by Reflected Light D2798-99 Standard Test Method for Microscopical Determination of the Reflectance of Vitrinite...
ASTM D388 下载积分: 900 内容提示: Designation: D388 − 15Standard Classif i cation ofCoals by Rank 1This standard is issued under the f i xed designation D388; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year ...
9、(Test Method D 2798)and for microscopical determination of the volume percent ofphysical components of coal (Test Method D 2799).5. Apparatus5.1 Grinder, Pulverizer, or Mill, for final crushing of thesample to pass a 850-m (No. 20) sieve. Mortar and pestle orother equipment suitable ...
ASTM D904-2021Standard Practice For Exposure Of Adhesive Specimens To Artificial LightStatus All Active Abolish Replaced Incoming Convert to industry standard Category Number Year Name The standard provides a test method for UV aging of gluing agents gluing joints using a Fluorescent Ultraviolet or ...
1、Designation: F 2798 09Standard Specification forSealless Lube Oil Pump with Oil Through Motor for MarineApplications1This standard is issued under the fixed designation F 2798; the number immediately following the designation indicates the year oforiginal adoption or, in the case of revision, the...
05.03 "Petroleum Products and Lubricants (III), D 4928 - D 5950", ASTM, 100 Bar Harbor Drive, West Conshohocken, PA 19428 USA. 2. Leibrand, Roger J., "Latest Enhancements to the GC/MS Analysis of Gasoline by ASTM Method D-5769", Agilent Technologies publication 5966-2798E, December ...
ASTM D2799-23 引用标准 ASTM D121 ASTM D2797 ASTM D2798 ASTM D3174 ASTM D388 ASTM D4239 ASTM E177 ASTM E562 ASTM E691 购买 正式版 1.1 本测试方法涵盖用于确定煤样物理成分的设备和技术,如需要,以有机成分和矿物质的体积百分比表示。 1.2 由于既定的贸易惯例,本测试方法中暂时使用术语“重量”。