挥发性

饮用水中半挥发性有机物的GC／MS分析方法研究

Study on analysis of half volatility of organic compound in potable water by GC / MS

介绍用毛细管气相色谱／质谱联用技术（GC／MS）对饮用水中半挥发性有机物的分析研究。

Study on analysis of half volatility organic compound in drinking water by GC / MS is introduced .

汽油是挥发性物质。

Petrol is a volatile substance .

这很像把手浸入挥发性液体后的那种凉飕飕的感觉。

It is like the sense of chill that follows immersion of the hand in a volatile liquid .

在大约摄氏280度，挥发性的气体和可燃焦被放出。

Around 280 degrees C , Volatile gases and flammable tars are released .

比如，挥发性有机物是化学性污染物，在我们的学校，家里以及办公室都能发现它们。

For example , volatile organic compounds are chemical pollutants that are found in our schools , homes and workplaces .

天然防腐剂在不同冷藏期鲜羊肉中的挥发性盐基氮和pH值变化研究

Studies of Natural Preservative Value of Fresh Mutton During Cold Storage

烤烟陈化过程中挥发性、半挥发性脂肪酸和pH的变化研究

Changes of Volatile , Semi-Volatile Fatty Acids and pH of Yunnan Flue-Cured Tobacco during Aging

含挥发性物质B2O3渣系活度的测定

Activity Determination for Slags Containing B_2O_3 Volatile

两种芳香植物非挥发性组分抗氧化和对DNA损伤的保护作用

Effects of the Nonvolatile Parts of Two Aromatic Plants on Antioxidation and Preventing DNA Damage Caused by Hydroxyl Radical

利用GC和GC/MS对枣子酊的挥发性化学成分进行了分析。

The volatile chemical components in jujube tincture were analyzed by GC and GC / MS.

A2O工艺去除焦化废水中挥发性有机物的研究

Study on the Removal of Volatile Organic Compounds in Coke Plant Wastewater with A_2O Process

姬松茸中挥发性风味物质的GC-MS分析

Analysis on the Volatile Flavor Compounds in Agaricus blazei by GC-MS

浸入式固相微萃取GC-MS联用测定赤霞珠葡萄酒中挥发性成分

Detection of Volatile Constituents in Cabernet Sauvignon Grape Wine by IM-SPME-GC-MS

结果超临界CO2萃取物挥发性成分各组分均得到较好分离，共分离出21个成分，鉴定了10个化合物。

Results All21 compounds of Supercritical Fluid Extracts-CO2 have good resolution , and10 of them have been identified .

填埋场中pH的变化对填埋臭气中氨气和挥发性脂肪酸气体的影响很大。当pH大于7时，臭气中以氨气为主，基本上不存在挥发性脂肪酸气体；

The pH of landfill will affect the concentration of ammonia and volatile organic acid of the rotten gas of the landfill distinctly .

GC-MS联用分析金柚外黄皮和内白皮中挥发性化学成分

The Volatile Components in Outer and Inner Peel of Citrus Grandis by GC-MS

建立并完善了卷烟主流烟气中挥发性羰基化合物的HPLC分析方法。

A method used to determine the volatile carbonyl compounds in cigarette mainstream smoke by HPLC was developed and improved .

PAHS具有半挥发性，在大气中以颗粒相和气相形式存在。

PAHs are semivolatile compounds and exit in particle and gas-phases in atmosphere .

GC／MS内标法测定废水中的半挥发性有机污染物及其质量保证／质量控制

QA / QC Internal Standard Method for the Determination of Semivolatile Organic Pollutants in Waste Water by GC / MS

GC-MS监测生活饮用水输配水管材及防护材料中溶出的挥发性有机物

Monitor the VOC Dissolved in Drinking Pipe and Antiseptic Dope by GC - MS

研制了一种以水作溶剂，不含挥发性有机化合物（VOCs）的水基免清洗助焊剂。

A new type of no-clean flux which is VOCs-free and water-based was developed .

溶剂挥发性对PLGA电纺纤维直径及其膜动态力学性能的影响

Influence of Solvent Volatility on Diameter and Dynamical Mechanical Strength of Electrospun PLGA Fibers

超声浸渍法对CuO/CeO2/γ-Al2O3催化剂催化燃烧挥发性有机化合物性能的影响

Effect of preparation by ultrasound-assisted impregnation on properties of CuO / CeO_2 / γ - Al_2O_3 catalysts for catalytic combustion of VOCs

目的①了解兰州市酒店包厢内挥发性有机物（Volatileorganiccompounds，VOCs）的污染状况。

Objective ( 1 ) To understand the indoor pollution conditions of Volatile Organic Compounds ( VOCs ) and formaldehyde in the restaurants in Lanzhou .

膜技术在挥发性有机蒸汽（VOC）处理中的应用

Application of membrane separation technique to Disposal of VOC

用气相色谱／质谱（GC／MS）研究分析了环境中的半挥发性有机标准物。

The organic standard compounds of semi-volatility in the environment were researched and analyzed by gas chromatography / mass spectrometry ( GC / MS ) .

北大园区室内挥发性有机物（VOCs）的研究

The Research of Volatile Organic Compounds ( VOCs ) in the Buildings of Peking University Campus

把烟草中的有机酸衍生化后，用GCMS分别分析了烟丝干冰膨胀前后挥发性有机酸和非挥发性有机酸的含量。

Volatile organic acids and non volatile organic acids from the dry ice expanded tobacco were determined by derivation of organic acids and GC MS analysis .

转基因Bt棉的挥发性物质中有9个化合物可引起棉铃虫的触角电位反应方法：气相色谱分析。

Nine compounds in volatiles of transgenic Bt cotton were responsible for EAD peaks in GC EAD tests . Methods : GC .