随后，他们分别对黑姜的新鲜根茎和叶子进行水蒸气蒸馏，提取出精油，并利用 GC×GC TOFMS 系统进行详细分析。该系统由 Agilent 7890 GC、MPS2 自动进样器、Zoex 冷喷射调制器（KT2007）等组成，通过两根不同极性的色谱柱，对精油成分进行高效分离和准确鉴定。

MATT. THANK YOU. AT 602 WE ARE JUST HOURS AWAY FROM THE BREWERS HOME OPENER. THIS IS A LIVE LOOK AT AMERICAN FAMILY FIELD, WHERE THE BREWERS WILL TAKE ON THE KANSAS CITY ROYALS THIS AFTERNOON.

TORONTO, March 27, 2025 /CNW/ - The Canadian ETF Association (CETFA) welcomes today's 'Canada First TFSA Top Up' announcement that proposes an enhancement to the Tax-Free Savings Account (TFSA).

A Glynn County Grand Jury had a list of six items they intended to address with the county’s top officials who had agreed to be interviewed as part of an inquiry into ongoing budget overages in ...

South Africa braces for a weekend of extreme weather as the South African Weather Service (SAWS) issues multiple alerts for dangerous conditions, beginning Friday. Severe thunderstorms, localised ...

手持式拉曼光谱仪能够穿透透明和不透明的包装容器来鉴别原辅料。本应用简报展示了使用基于空间位移拉曼光谱(SORS) 的手持式 Agilent Vaya 拉曼光谱原 硬脂酸镁、硬脂酸钙或硬脂酸锌常用于药品生产。虽然这些金属硬脂酸盐表现出相似的化学性质，但它们在生产 ...

Distributions for the Global X US Dollar Currency ETF are declared and paid in U.S. dollars, including those listed under the Canadian dollar-traded ticker DLR. The approximate Canadian dollar ...

The Stable Isotope Facility at the University of Gothenburg provides unique analytical possibilities for measuring stable isotope ratios in various media. Stable isotope ratios of light elements (C, N ...

2014). GC-FID was carried out using an Agilent 7890S gas chromatograph (Agilent Technologies, Cheadle, Cheshire, United Kingdom). The sample (1 μl) was injected into the GC at 300°C with a splitless ...