Výsledky vyhledávání - "Ping-yuk Cheung"

Analysis of non-fat soybean powder for the mass fractions of three elements: Copper and zinc by isotope dilution ICP–MS and calcium by ICP–AES

Autor: Ping-yuk Cheung, Kam-kit Chan, Wing-cheong Sham, Yiu-chung Yip, Kwok-wai Poon

Publikováno v: Food Chemistry. 112:1065-1071

Isotope dilution inductively coupled plasma–mass spectrometry with “approximate match” approach was developed for the measurement of mass fractions of Cu and Zn. An “approximate match” (within 10%) was made between calibration and sample bl

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::719f7aed4dc1af2e2679473770098e1e
https://doi.org/10.1016/j.foodchem.2008.06.067

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Determination of cadmium in oyster tissue using isotope dilution inductively coupled plasma mass spectrometry: comparison of results obtained in the standard and He/H2 cell modes

Autor: Yiu-chung Yip, Wing-cheong Sham, Hei-shing Chu, Ping-yuk Cheung, Kam-kit Chan, Kwok-chu Chan

Publikováno v: Analytical and bioanalytical chemistry. 386(5)

An inductively coupled plasma quadrupole mass spectrometer equipped with an octopole collision/reaction cell was used for the determination of cadmium in oyster tissue samples using isotope dilution inductively coupled plasma mass spectrometry. The o

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ed0c3273cf373423df28fcf1d3fa2e1a
https://pubmed.ncbi.nlm.nih.gov/16953319

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