GB/T 2292-2018 Translated English of Chinese Standard. (GBT 2292-2018, GB/T2292-2018, GBT2292-2018): Determination of toluene insoluble content for coking products [Buy--download True-PDF in 3-second: https://play.google.com/books > Sign in > This BOOK > "3-dots" > Export > Save as "*.pdf"]This Standard specifies the principles, reagents and materials, instruments and equipment, sampling and preparation of specimens, preparation work, test procedures, calculation results, and precision for determination of toluene insoluble content for coking products. This Standard applies to the determination of toluene insoluble content in coal tar pitch, modified pitch, impregnating pitch, coal tar pitch road oil, coal tar, wood preservative oil, and coal feedstock oil for carbon black. |
Contents
| 3 | |
Scope | 5 |
Principles | 6 |
Sampling and preparation of specimens | 8 |
Preparation work | 9 |
Calculation results | 12 |
Precision | 13 |
Common terms and phrases
according to GB/T Adjustable voltage electric analytical specimen beaker containing 60 carbon black coal feedstock oil coal tar pitch coking products constant weight WEIGH content for coking content of coal cotton to wipe cylinder or including Desiccator Determination of toluene diameter of 24/29 diameter of 45/40 drying oven edition electric heating jacket extraction cylinder clarified extraction end point filtration paper cylinder flat-bottomed flask g accurate glass rod grams g impregnating pitch including quartz sand insoluble matter tester intelligent counter lower standard grinding mass difference mass of weighing measuring the toluene min/time mL of toluene modified pitch oil for carbon original specimen oven at 115 paper cylinder white photoelectric probe pitch road oil probe of intelligent return pipe standard grinding mouth TAKE the filtration toluene extract washes toluene insoluble content Toluene insoluble matter toluene is infiltrated treated absorbent cotton voltage electric heating WASH the weighing weighing bottle weight WEIGH twice wood preservative oil