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Ys T 27310 2006 Translated English Of Chinese Standard Ys T 27310 2006 Yst27310 2006
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Book Synopsis YS/T 273.10-2006 Translated English of Chinese Standard (YS/T 273.10-2006, YST273.10-2006) by : https://www.chinesestandard.net
Download or read book YS/T 273.10-2006 Translated English of Chinese Standard (YS/T 273.10-2006, YST273.10-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-10-15 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the method for determination of alumina content in cryolite. This Part applies to the determination of alumina content in cryolite. Determination range (mass fraction): ??5.00%. 2 Method summary The fluoride salt in the test portion is dissolved in hot aluminum chloride solution; but the free Al2O3 is not dissolved. After filtering, burn and weigh. 3 Reagents 3.1 Aluminum chloride solution (130 g/L); 3.2 Acetic acid solution (1+19); 3.3 Silver nitrate solution (10 g/L). 4 Apparatus 4.1 Platinum crucible: Top diameter is about 30 mm; bottom diameter is about 20 mm; height is about 35 mm. It is equipped with platinum lid. 4.2 High-temperature furnace: It can be controlled at 900??C??20??C. 5 Test sample The test sample shall comply with the requirements of 3.3 in YS/T 273.13. YS/T 273.10-2006 www.ChineseStandard.net ? Buy True-PDF ? Auto-delivery. Page 6 of 7 6 Analytical procedure 6.1 Test portion Weigh 0.5 g of dry test sample (5), accurate to 0.0001 g. 6.2 Number of determinations It shall make two determinations independently on the same test sample; shall take the average value. 6.3 Blank test Do a blank test along with the test po
Book Synopsis YS/T 273.13-2006 Translated English of Chinese Standard (YS/T 273.13-2006, YST273.13-2006) by : https://www.chinesestandard.net
Download or read book YS/T 273.13-2006 Translated English of Chinese Standard (YS/T 273.13-2006, YST273.13-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-11-09 with total page 6 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the preparation and storage of raw and dry test samples of cryolite.
Book Synopsis YS/T 273.2-2006 Translated English of Chinese Standard (YS/T 273.2-2006, YST273.2-2006) by : https://www.chinesestandard.net
Download or read book YS/T 273.2-2006 Translated English of Chinese Standard (YS/T 273.2-2006, YST273.2-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-11-10 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the method for determination of cryolite ignition loss. This Part applies to the determination of cryolite ignition loss. Determination range: ??6.00%. 2 Method summary The sample is burned at 550 ??C??5 ??C for 30 minutes. The amount of mass reduction after burning is the ignition loss. 3 Apparatus 3.1 High-temperature furnace: The temperature can be controlled at 550 ??C??5 ??C. 3.2 Platinum crucible: The diameter is 30 mm, the height is 40 mm, and it has a lid. 4 Test sample The sample shall comply with the requirements of 3.2 in YS/T 273.13. 5 Analysis procedure 5.1 Test portion Weigh 2.5 g of dry test sample (4), accurate to 0.0001 g. 5.2 Number of determinations Two determinations shall be carried out independently and the average value shall be taken. 5.3 Determination 5.3.1 Turn on the high-temperature furnace (3.1), adjust the furnace temperature to YS/T 273.2-2006 www.ChineseStandard.net ? Buy True-PDF ? Auto-delivery Page 6 of 7 550 ??C??5 ??C, and start the determination after the temperature remains constant for 20 minutes. 5.3.2 According to the requirements of 5.1, accurately weigh the test porti
Book Synopsis YS/T 273.12-2006 Translated English of Chinese Standard (YS/T 273.12-2006, YST273.12-2006) by : https://www.chinesestandard.net
Download or read book YS/T 273.12-2006 Translated English of Chinese Standard (YS/T 273.12-2006, YST273.12-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-11-09 with total page 9 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the method for determination of calcium oxide content in cryolite. This Part applies to the determination of calcium oxide in cryolite. Determination range (mass fraction): ??1.25%. 2 Method summary Use perchloric acid to de-fluorinate the test portion; heat until the smoke of perchloric acid has evaporated, then use hydro
Book Synopsis YS/T 273.5-2006 Translated English of Chinese Standard (YS/T 273.5-2006, YST273.5-2006) by : https://www.chinesestandard.net
Download or read book YS/T 273.5-2006 Translated English of Chinese Standard (YS/T 273.5-2006, YST273.5-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2023-11-11 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Part specifies the method for the determination of sodium content in cryolite. This Part applies to the determination of sodium content in cryolite. Determination range: 20%~35%. 2 Method summary After the test portion is dissolved with sulfuric acid, it is heated to remove fluorine, and the precipitate is dissolved with hydrochloric acid and water; the sodium content of the test solution is determined at the wavelength of 589.0 nm or 589.6 nm of an atomic absorption spectrometer by the use of an air-acetylene fuel-lean flame. 3 Reagents 3.1 Sulfuric acid (?? 1.84 g/mL). 3.2 Hydrochloric acid (?? 1.19 g/mL). 3.3 Sodium standard solution: Weigh 3.089 g of anhydrous sodium sulfate that has been dried at 120 ??C and cooled in a desiccator, place it in a 250 mL beaker, and add 100 mL of water to dissolve; then, add 10 mL of hydrochloric acid (3.2), transfer the solution to a 1000 mL volumetric flask, dilute to volume with water, mix well, and transfer it to a polyethylene bottle. 1 mL of this solution contains 1.000 mg of sodium. 4 Apparatus 4.1 Platinum dish: The diameter is 80 mm, and the height is 35 mm. 4.2 Atomic absorption spectrometer: It is equipped with a sodium hollow cathode lamp. Any instrument that can meet the following indicators under the best working conditions can be used. YS/T 273.5-2006 www.ChineseStandard.net ? Buy True-PDF ? A"delivery Page 6 of 8 -- Characteristic concentration: In a solution consistent with the matrix of the measured sample, the characteristic concentration of sodium shall not be
Book Synopsis YS/T 581.2-2006 Translated English of Chinese Standard (YST581.2-2006) by : https://www.chinesestandard.net
Download or read book YS/T 581.2-2006 Translated English of Chinese Standard (YST581.2-2006) written by https://www.chinesestandard.net and published by www.ChineseStandard.net. This book was released on 2021-07-30 with total page 7 pages. Available in PDF, EPUB and Kindle. Book excerpt: These rules are applicable to the qualification examination of special equipment operators (including safety management personnel), within the scope of the "Classification and Projects for Qualification Recognition of Special Equipment Operators", which was formulated AND issued by the State Administration for Market Regulation.
Book Synopsis GB/T 10808-2006 Translated English of Chinese Standard (GB/T 10808-2006, GBT10808-2006) by : https://www.chinesestandard.net
Download or read book GB/T 10808-2006 Translated English of Chinese Standard (GB/T 10808-2006, GBT10808-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2024-06-27 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the method for determining the tear strength of flexible cellular polymeric materials with a thickness of not less than 24 mm. The values determined in this Standard represent the tear resistance of the material under the conditions of this test method.
Book Synopsis JB/T 10688-2006 Translated English of Chinese Standard. (JBT 10688-2006, JB/T10688-2006, JBT10688-2006) by : https://www.chinesestandard.net
Download or read book JB/T 10688-2006 Translated English of Chinese Standard. (JBT 10688-2006, JB/T10688-2006, JBT10688-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2014-09-27 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the technical requirements, inspection, marking, packaging and storage of polyfluortetraethylene gasket. This standard is applicable to polyfluortetraethylene gasket.
Book Synopsis GB/T 222-2006 Translated English of Chinese Standard. (GBT 222-2006, GB/T222-2006, GBT222-2006) by : https://www.chinesestandard.net
Download or read book GB/T 222-2006 Translated English of Chinese Standard. (GBT 222-2006, GB/T222-2006, GBT222-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2015-11-28 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the permissible tolerances of chemical composition of finished unalloyed steel (excluding boiling steel), low alloy steel and alloy steel products that are relative to the threshold value of melted chemical composition; and it provides the relevant terms and definitions.
Book Synopsis GB/T 5973-2006 Translated English of Chinese Standard. (GBT 5973-2006, GB/T5973-2006, GBT5973-2006) by : https://www.chinesestandard.net
Download or read book GB/T 5973-2006 Translated English of Chinese Standard. (GBT 5973-2006, GB/T5973-2006, GBT5973-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2017-12-16 with total page 11 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard specifies the types and dimensions, specifications, test method, inspection rules, and marking, packaging, transportation and storage of cuneiform connector for use with steel wire ropes.
Book Synopsis YD/T 1539-2006 Translated English of Chinese Standard. (YDT 1539-2006, YD/T1539-2006, YDT1539-2006) by : https://www.chinesestandard.net
Download or read book YD/T 1539-2006 Translated English of Chinese Standard. (YDT 1539-2006, YD/T1539-2006, YDT1539-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2014-05-11 with total page 15 pages. Available in PDF, EPUB and Kindle. Book excerpt: This Standard defines the technical requirements and test methods for the adaptability of the environment and mechanical stress for mobile telecommunication handsets. This Standard is applicable for mobile telecommunication handset and it is also the reference for other mobile telecommunication terminals in addition to the handset.
Book Synopsis GB/T 2102-2006 Translated English of Chinese Standard. (GBT 2102-2006, GB/T2102-2006, GBT2102-2006) by : https://www.chinesestandard.net
Download or read book GB/T 2102-2006 Translated English of Chinese Standard. (GBT 2102-2006, GB/T2102-2006, GBT2102-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-04-30 with total page 13 pages. Available in PDF, EPUB and Kindle. Book excerpt: This standard specifies the general technical requirements for the acceptance, packing, marking and quality certification of steel pipe.
Book Synopsis NY/T 1121.12-2006 Translated English of Chinese Standard. (NYT 1121.12-2006, NY/T1121.12-2006, NYT1121.12-2006) by : https://www.chinesestandard.net
Download or read book NY/T 1121.12-2006 Translated English of Chinese Standard. (NYT 1121.12-2006, NY/T1121.12-2006, NYT1121.12-2006) written by https://www.chinesestandard.net and published by https://www.chinesestandard.net. This book was released on 2016-11-24 with total page 8 pages. Available in PDF, EPUB and Kindle. Book excerpt: This part is applicable to the determination of chrome in various soils.
