ASTM D7504-20 下载积分: 2000 内容提示: Designation: D7504 − 20Standard Test Method forTrace Impurities in Monocyclic Aromatic Hydrocarbons byGas Chromatography and Effective Carbon Number 1This standard is issued under the f i xed designation D7504; the number immediately following the designation...
1.1 本测试方法涵盖甲苯、通过气相色谱分析混合二甲苯和对二甲苯。也可以计算甲苯、混合二甲苯或对二甲苯的纯度。使用内标校准技术和外标校准技术的类似测试方法分别为测试方法 D 2360 和 D 5917。 1.2 含有 1 至 10 个碳原子的总脂肪烃(甲烷至癸烷)可通过本测试方法检测,浓度范围为 0.0001 至 2.5000 重量%。检测...
ASTM D7504-09e1由美国材料与试验协会 US-ASTM 发布于 2009。 ASTM D7504-09e1 在中国标准分类中归属于: G17 一般有机化工原料。 ASTM D7504-09e1 用气相色谱法和有效碳数的单环芳烃中痕量杂质的标准试验方法的最新版本是哪一版? 通常需要确定在用作化学中间体和溶剂的甲苯、混合二甲苯和对二甲苯的制造过程...
ASTM D7504-23的标准全文信息,1.1 本试验方法适用于气相色谱法测定苯、甲苯、乙苯、对二甲苯、邻二甲苯、苯乙烯和混合二甲苯中总非芳烃和单环芳烃。还计算了苯、甲苯、乙苯、对二甲苯、邻二甲苯、苯乙烯和混合二甲苯的纯度。使用内标校准技术和外标校准技术的类似测试方法分
ASTM D7504-18, Standard Test 免费专线: 800-820-3278,400-820-3278(手机用户) 联系我们: LSCA-China_800@agilent.com Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number, ASTM International, West Conshohocken,...
The ASTM D7504 standard includes the determination of total non-aromatics and monocyclic aromatics in benzene, toluene, ethylbenzene, p-Xylene, o-Xylene, styrene and mixed Xylene by Gas chromatography, CG.
ASTM D6526-12 WITHDRAWN 2018 REPLACED BY D7504 下载积分: 500 内容提示: Designation: D6526 − 12Standard Test Method forAnalysis of Toluene by Capillary Column GasChromatography 1This standard is issued under the f i xed designation D6526; the number immediately following the designation ...
英文名:Standard Guidance for Use of Radiation-Sensitive Indicators ASTM D7504-2023 中文版翻译+标准原文:2023-05-15 英文名:Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon Number ...
英文名:Standard Guidance for Use of Radiation-Sensitive IndicatorsASTM D7504-2023 中文版翻译+标准原文:2023-05-15英文名:Standard Test Method for Trace Impurities in Monocyclic Aromatic Hydrocarbons by Gas Chromatography and Effective Carbon NumberASTM A479/A479M-2023a 中文版翻译+标准原文:2023-05-15...