Redox speciation of trace iron in natural water using a versatile flow technique: The development an

来源 :The First Xiamen Symposium on Marine Environmental Sciences( | 被引量 : 0次 | 上传用户:wxa180395
下载到本地 , 更方便阅读
声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架
论文部分内容阅读
By coupling loop flow analysis and sequential injection technique,a novel dual loop flow-sequential injection analysis method incorporating a 2.5-m LWCC (DLF-SIA-LWCC) was established for spectrophotometric determination of Fe (Ⅱ)and Fe (Ⅱ+Ⅲ).
其他文献
Inert gases are trace component of continent and sea gas hydrate.The content of the He and Ne is usually around 0.50~98.00ppm and 1.0~7.6ppm respectively in gas hydrate reservoirs.
会议
A type of epigenetic pyrites that fully fill or semi-fill the rock fractures of drillholes with gas hydrates or hydrate anomalies are found in the Qilian mountain permafrost;this type of pyrite is kno
会议
Gas hydrates are solid structures and consist of cages formed by water (the host) and gas molecules (the guest) under high pressure and low temperature conditions.
会议
In order to understand the similarities and differences between gas hydrate accumulation conditions in Qilianshan and Wuli Permafrost Regions in Qinghai-Tibetan Plateau,the geotectonic locations,tempe
会议
In the continental margin of Uruguay evidence for the occurrence of methane hydrate,mainly based on the presence of widespread Bottom Simulating Reflectors (BSRs) in 2D seismic reflection sections,sho
会议
Although significant knowledge has been gained from a mechanistic model for hydrate plug formation in pipelines,there are still components missing for a full comprehensive model such as hydrate deposi
会议
As oil and gas production and transportation in subsea facilities move to deeper water,the conventional strategy of gas hydrate avoidance using thermodynamic inhibitors (THIs) becomes economically and
会议
This study introduced hydrophobic silica nanoparticles into the planar interface of water -oil.Micro-differential scanning calorimetry (Micro-DSC) was used to quantitatively test the degree of hydrate
会议
A high-pressure cell in conjunction with a rotational rheometer was used to evaluate the performance of two commercial kinetic hydrate inhibitors (KHIs);polyvinylpyrrolidone (PVP) and polyvinylcaprola
会议
The performance of polyvinylpyrrolidone (PVP),polyvinylcaprolactam (PVCap) and two anti-freeze proteins (AFPⅠ and Ⅲ) as kinetic gas hydrate inhibitors in the saline solutions and with heptane was eval
会议