2024年12月3日 · 1.1 This test method covers the determination of thiophene in refined benzene using gas chromatography and sulfur selective detection. The test method is applicable to the determination of thiophene at levels of 0.02 to 2.18 mg thiophene per kg in benzene (mg/kg) on the AED, 0.03 to 1.87 mg/kg on the PFPD, and 0.03 to 2.11 mg/kg on the SCD.

Scope1.1 This test method covers the determination of thiophenein ref i ned benzene using gas chromatography and sulfurselective detection. The test method is applicable to thedetermination of thiophene at levels of 0.02 to 2.18 mgthiophene per kg in benzene (mg/kg) on the AED, 0.03 to 1.87mg/kg on the PFPD, and 0.03 to 2.11 mg/kg on the SCD.

2022年12月11日 · This standard is issued under the Þxed designation D7011; the number immediately following the designation indicates the year of original adoption or, in the case of revision, the year of last revision.

Revision of D7011-15 (2019) Standard Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography and Sulfur Selective Detection.

2025年1月13日 · 该测试方法适用于 AED 中苯中 0.02 至 2.18 mg 噻吩（mg/kg）、PFPD 中 0.03 至 1.87 mg/kg 以及 PFPD 中 0.03 至 2.11 mg/kg 浓度的噻吩的测定SCD。 可以通过修改样品注射体积、分流比、校准范围或使用不含噻吩的溶剂进行样品稀释来扩展测试方法的范围。 1.2 在确定使用此方法的测试结果是否符合适用规范时，应根据实践 E29 的四舍五入方法对结果进行四舍五入。 1.3 以 SI 单位表示的值被视为标准值。 本标准不包含其他计量单位。 1.4 本标准并不旨在 …

2019年6月1日 · 1.1 This test method covers the determination of thiophene in refined benzene using gas chromatography and sulfur selective detection. The test method is applicable to the determination of thiophene at levels of 0.02 to 2.18 mg thiophene per kg in benzene (mg/kg) on the AED, 0.03 to 1.87 mg/kg on the PFPD, and 0.03 to 2.11 mg/kg on the SCD.

Designation: D7011 − 15 Standard Test Method for Determination of Trace Thiophene in Refined Benzene by Gas Chromatography and Sulfur Selective Detection1 This standard is issued under the fixed designation D7011; the number immediately following the …

Scope1.1 This test method covers the determination of thiophenein ref i ned benzene using gas chromatography and sulfurselective detection.

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astm d7011 氣相層析法和硫選擇性檢測法測定精苯中的微量噻吩 本測試方法涵蓋了氣相層析法和硫選擇性檢測法測定精苯中的噻吩。 此測試方法適用於 AED 中苯中 0.02 至 2.18 mg 噻吩（mg/kg）、PFPD 中 0.03 至 1.87 mg/kg、以及 PFPD 中 0.03 至 2.11 mg/kg 濃度的噻吩的測定。