Serum calcium determination with atomic absorption spectrophotometry and colorimetric method: association and predictive equations between them in cattle and sheep samples
Sign Up to like & getrecommendations! Published in 2020 at "Comparative Clinical Pathology"
DOI: 10.1007/s00580-020-03183-z
Abstract: The objectives of the present study were to compare the serum calcium (Ca) concentrations in cattle and sheep measured by the flame atomic absorption spectrophotometry (AAS) and those obtained with a colorimetric method (CM) and… read more here.
Keywords: cattle sheep; serum calcium; predictive equations; absorption spectrophotometry ... See more keywords
A portable sol-gel urea colorimetric method for the determination of urea in feedstuffs.
Sign Up to like & getrecommendations! Published in 2020 at "Food chemistry"
DOI: 10.1016/j.foodchem.2020.126545
Abstract: A sol-gel urea colorimetric method was developed for the determination of urea in feedstuffs. The sol-gel platform contained p-dimethylaminobenzaldehyde (p-DMAB) as the reagent entrapped within polymer network. The urea analysis relied on the formation of… read more here.
Keywords: gel urea; urea colorimetric; determination; method ... See more keywords
An improved step-by-step airflow/paper-based colorimetric method for highly selective determination of halides in complex matrices.
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DOI: 10.1016/j.talanta.2020.121254
Abstract: An improved step-by-step colorimetric method for determination of halides has been developed. The method is based on successive selective oxidation of iodide, bromide and chloride into corresponding free halogens, their extraction by airflow and colorimetric… read more here.
Keywords: step step; improved step; step; paper ... See more keywords
A rapid colorimetric method for the detection of deltamethrin based on gold nanoparticles modified with 2-mercapto-6-nitrobenzothiazole
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DOI: 10.1039/c8ay00137e
Abstract: In this study, we developed a rapid colorimetric method for the detection of deltamethrin using gold nanoparticles modified with 2-mercapto-6-nitrobenzothiazole (Au NPs–MNBT): deltamethrin adhered onto the surface of Au NPs–MNBT and a core–shell structure formed… read more here.
Keywords: deltamethrin; detection deltamethrin; detection; colorimetric method ... See more keywords
A colorimetric method for the determination of different functional flavonoids using 2,2'-azino-bis-(3-ethylbenzthiazoline-6-sulphonic acid) (ABTS) and peroxidase
Sign Up to like & getrecommendations! Published in 2019 at "Preparative Biochemistry and Biotechnology"
DOI: 10.1080/10826068.2019.1650378
Abstract: Abstract In many occasions it is necessary to use fast and simple methods, different to the chromatographic techniques, for the quantification of biomolecules such as flavonoids. Also, the flavonoid levels in some foodstuffs can be… read more here.
Keywords: determination different; method determination; method; functional flavonoids ... See more keywords
Rapid and selective on-site detection of triacetone triperoxide based on visual colorimetric method
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DOI: 10.1177/17475198221117409
Abstract: In this work, a visual colorimetric method for the rapid and selective detection of triacetone triperoxide is reported. This visual colorimetric method is based on the reaction between potassium titanyl oxalate and hydrogen peroxide (H2O2)… read more here.
Keywords: triacetone triperoxide; triacetone; detection; colorimetric method ... See more keywords
Gold nanoparticle-based colorimetric method for the detection of prostate-specific antigen
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Nanomedicine"
DOI: 10.2147/ijn.s154046
Abstract: Background Prostate-specific antigen (PSA), a serine protease, is a biomarker for preoperative diagnosis and screening of prostate cancer and monitoring of its posttreatment. Methods In this work, we reported a colorimetric method for clinical detection… read more here.
Keywords: detection; prostate specific; gold; colorimetric method ... See more keywords
A Colorimetric Method for the Rapid Estimation of the Total Cannabinoid Content in Cannabis Samples
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DOI: 10.3390/molecules28031303
Abstract: A colorimetric method for the estimation of the total content of cannabinoids in cannabis samples is proposed. The assay is based on the reaction of these compounds with the reagent Fast Blue B (FBB), which… read more here.
Keywords: colorimetric method; cannabis; cannabis samples; estimation total ... See more keywords