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[imtoken钱包下载注册教程]苯系物(BTEX),BTEX,在线英语词典,英文翻译,专业

admin 区块链资讯 2023年01月31日

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Study on the Analysis of BTEX in Water by Headspace Gas Chromatography;

分子式:

Benzene homologues in water were separated and enriched by head-space single-drop microextraction and determined by gas chromatography.

车辆限行前后奥运场馆附近空气中苯系物污染特征与来源

1.

To Determine Benzene Using Gas Chromatography;

2)  benzene series

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5)  BTEX

2.

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气相色谱法测定苯系物标准样品

Lab-Scale Experiment of Influence on Shallow Groudwater by BTEX in Polluted River;

苯系物

用活性炭采样管富集车间空气中的苯系物 ,以二硫化碳为解吸剂 ,经毛细管柱GC MS选择离子法测定样品中苯系物 ,峰面积定

1.

Pollution Characteristic and Source Analysis of BTEX in Ambient Air of Olympic Gymnasium before and after Traffic Restriction;

污染河流中苯系物对浅层地下水影响的室内模拟试验

Benzene homologues in air of workshops were preconcentrated with the activated charcoal sampling tube, and then desorbed with carbon disulfide.

采用顶空单液滴微萃取样品处理方法分离富集水中苯系物,用气相色谱法进行测定。

3.

2.

采用不同浓度的苯系物标气做一条标准曲线,可编辑出一个自动鉴别和定量所选化合物库文件,进行准确的定量分析。

溶剂解析气相色谱法测定室内空气中的苯和苯系物


吹扫捕集-气相色谱检测卷烟包装材料中的苯系物

3)  Benzene homologues

说明:补充资料仅用于学习参考,请勿用于其它任何用途。

To Determine Benzene Standard Samples Using Gas Chromatography;

苯系

苯系物

气相色谱法测定水质苯系物

2.

4)  Benzene series

参考词条

6)  benzene


2.

Determination of Benzene Series,Benzaldehyde and Phenol in Cigarette Packing Material by Purge,Trap and Gas Chromatography;

气相色谱法分析废气中的挥发性苯系物

补充资料:苯系物

3.

Study on determination of time-weighted average concentration for benzene,toluene and xylenes in air;

A standard curve is done by deterring a standard gas of benzene homologues,which can produce an auto database for quantifying the content of trial materials.

苯系物

顶空毛细管柱气相色谱法测定水中苯系物的研究

空气中苯系物时间加权平均浓度测定方法

性质:在环境污染监测与控制中,,通常是指苯、甲苯、邻二甲苯、问二甲苯、对二甲苯、乙苯、苯乙烯、异丙苯等8种化合物。对人体健康和生态均有较严重的危害,其中苯是已知的致癌物。主要来源于石油化工、煤化工、油漆、农药、医药等生产过程中排放的废气和废水。中国大气污染物综合排放标准对苯、甲苯和二甲苯的最高允许排放浓度、最高允许排放速率及无组织排放限值作了明确规定。

Analysis of Volatile Benzene Series in Waste Gas;

Benzene and benzene series in the room air was estimated by solvent relief absorption gas chromatography;

苯系物

CAS号:

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