Sentence examples for the colourant from inspiring English sources
noun
A pigment, dye etc added to something to change its colour or hue
After milliseconds, the colourant and solvent/diluent parts of the ink separate.
This proves the potential of this methodology for the identification of not only the colourant, but also the specific recipe.
The strict application of the colourant assignment criterium results on 100% of correct classifications for all validation samples.
It was demonstrated the ability of the SIMCA modelling approach to correctly assign the colourant type to all validation samples resourcing to the excitation and emission spectra.
It is also possible to excite at different wavelengths, following the colourant absorption spectrum, collecting at a single wavelength, obtaining thus an excitation spectrum that may reproduce the absorption spectrum [26].
Additional uses of the colourant include making preparatory designs on cloth before dyeing with other pigments.
The agency also paved the way for negotiations to get the colourants removed across the European Union after its board decided precautionary action was needed, despite the lack of evidence of a biological causal mechanism of hyperactivity through the additives.
The first was applied considering the excitation spectral dataset alone and with several pre-processing treatments, allowing for the separation of the colourants into different clusters.
Enhanced supplies of pure anthocyanins would service the demands of research to investigate these health-promoting effects and would also prove a valuable resource for the colourants and cosmetic industries to investigate the effects of chemical modifications, co-pigments, and pH on colour and stability for developing new plant sources of natural colourants, and new natural colours.
Disregarding the transition metals that exhibit highly variable and increased profiles that can be attributed in most cases to the colourants, the trace element characteristics of these glasses are by far not as conspicuous as the ones of the colourless high alumina glasses (Fig. 5a&b, Table 2).
Elevated iron would appear to be associated with the cobalt colourant in the Rhodian and Tel Anafa glasses, while the Jebel Khalid sample is from the dark green mosaic glass (JK01).
