Yongfu Shi
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View article: Determination of earthy-musty odors in tap water by gas chromatography‒mass spectrometry with silica solid-phase extraction
Determination of earthy-musty odors in tap water by gas chromatography‒mass spectrometry with silica solid-phase extraction Open
This research aimed to develop an effective method for detecting semivolatile earthy-musty odors without using the conventional sample processing equipment used for volatile compounds. The concurrent isolation of 2-methylisoborneol (2-MIB)…
View article: Effects of Steaming Practices on the Cadmium Redistribution in Edible Tissues of the Swimming Crabs (Portunus Trituberculatus) and its Health Risk Assessment
Effects of Steaming Practices on the Cadmium Redistribution in Edible Tissues of the Swimming Crabs (Portunus Trituberculatus) and its Health Risk Assessment Open
View article: Characteristics of Arsenic Speciation in Mainly Cultured Shellfish from Sanmen Bay, Zhejiang Province, China
Characteristics of Arsenic Speciation in Mainly Cultured Shellfish from Sanmen Bay, Zhejiang Province, China Open
View article: Differences of Arsenic Speciation Characteristics of Mainly Cultured Shellfish in Sanmen Bay, Zhejiang Province, China
Differences of Arsenic Speciation Characteristics of Mainly Cultured Shellfish in Sanmen Bay, Zhejiang Province, China Open
View article: An Effective and Efficient Sample Preparation Method for 2-Methyl-Isoborneol and Geosmin in Fish and Their Analysis by Gas Chromatography-Mass Spectrometry
An Effective and Efficient Sample Preparation Method for 2-Methyl-Isoborneol and Geosmin in Fish and Their Analysis by Gas Chromatography-Mass Spectrometry Open
The intensive aquaculture strategy and recirculating aquaculture system often lead to the production of off-flavor compounds such as 2-methyl-isoborneol (2-MIB) and Geosmin (GSM). The regular purge and trap extraction followed by analysis …
View article: Preparation and identification of methylene blue polyclonal antibody
Preparation and identification of methylene blue polyclonal antibody Open
Methylene blue and its metabolites (azure A, azure B and azure C) residues in fishery products were dangerous for human health and it still remains a big challenge in China. However, there are few available assays to detect specifically me…
View article: Determination of taurine in dried sha-chong (Sipunculus nudus) by high performance liquid chromatography
Determination of taurine in dried sha-chong (Sipunculus nudus) by high performance liquid chromatography Open
The paper studied the determination of taurine in dried sha-chong (Sipunculus) by high performance liquid chromatography. The method showed the wide detection range from 0.0 to 500 μg/mL with the linear depentdent codfficient of 0.9965 wit…
View article: Determination of the total petroleum hydrocarbons in aquatic products by fluorescence spectrophotometry
Determination of the total petroleum hydrocarbons in aquatic products by fluorescence spectrophotometry Open
The paper studied the determination of total petroleum hydrocarbon (TPHs) in aquatic products by fluorescence spectrophotometry method. To be suitable for the detection of TPHs in various aquatic products, the pretreatment conditions of th…
View article: Analysis and Evaluation of 7 Indictor Polychlorinated Biphenyls (PCBs) Residues in Dried Kelp by Gas Chromatography (GC)
Analysis and Evaluation of 7 Indictor Polychlorinated Biphenyls (PCBs) Residues in Dried Kelp by Gas Chromatography (GC) Open
In this study, a special method was developed for the determination of 7 kinds of polychlorinated biphenyls (PCBs) residues in dried kelp by gas chromatography (GC) with electron capture detector (ECD). The PCBs were extracted with hexane/…
View article: Determination of total free amino acids in Sipunculus nudus by UV spectrophotometry
Determination of total free amino acids in Sipunculus nudus by UV spectrophotometry Open
Here we developed a new, facile method to detect free amino acids (TFAA) in Sipunculus nudus by UV spectrophotometry. The pretreatment conditions of the approach were optimized, such as chromogenic reaction temperature and time, the measur…
View article: Method for the Analysis of 7 Indictor Polychlorinated Biphenyls (PCBs) and 13 Organochlorine Pesticide Residues in Sediment by Gas Chromatography (GC)
Method for the Analysis of 7 Indictor Polychlorinated Biphenyls (PCBs) and 13 Organochlorine Pesticide Residues in Sediment by Gas Chromatography (GC) Open
This study described the development of a multiresidue method based on gas chromatography (GC) for the detection of 7 indictor polychlorinated biphenyls (PCBs) and 13 organochlorine pesticide (OCPs) residues in sediment with electron captu…
View article: Research of Detection and Quantitative method of Cypermethrin, Fenvalerate and Deltamethrin Residues in Sediment by Gas Chromatography
Research of Detection and Quantitative method of Cypermethrin, Fenvalerate and Deltamethrin Residues in Sediment by Gas Chromatography Open
A gas chromatography method was developed for the quantification and identification of cypermethrin, fenvalerate, and deltamethrin residues in sediment with electron capture detector (ECD). Homogenized samples were extracted by N-hexane/di…
View article: Determination of geosmin and 2-methylisoborneol in source water by dispersive liquid-liquid micro-extraction combined with gas chromatography-mass spectrometry
Determination of geosmin and 2-methylisoborneol in source water by dispersive liquid-liquid micro-extraction combined with gas chromatography-mass spectrometry Open
A method using dispersive liquid-liquid micro-extraction (DLLME) and gas chromatography-mass spectrometry (GC-MS) was developed to analyze geosmin(GSM, trans-1,10-dimethyl-trans-9-decalol) and 2-methylisoborneol (2-MIB) in source water.The…
View article: Determination of 7 Indictor Polychlorinated Biphenyls (PCBs) Residues in Porphyra by Ultrasonic Extraction and Gas Chromatography (GC)
Determination of 7 Indictor Polychlorinated Biphenyls (PCBs) Residues in Porphyra by Ultrasonic Extraction and Gas Chromatography (GC) Open
A method was developed for determination of 7 indictors the polychlorinated biphenyls (PCBs) residues in porphyra by gas chromatography (GC) with electron capture detector (ECD). The PCBs were extracted with hexane/methylene chloride (1:1,…
View article: Digestion Mechanism Analysis of Total Arsenic Determination in Animal Origin Seafood by Atomic Fluorescence Spectrometry
Digestion Mechanism Analysis of Total Arsenic Determination in Animal Origin Seafood by Atomic Fluorescence Spectrometry Open
In the present study, canned crab and canned tuna were taken as the quality control samples, and microwave digestion combined with wet-digestion was estimated as the optimum digestion method for animal origin seafood after comparing with t…