metal dye

metal dye

[′med·əl ‚dī]
(materials)
Any of the special dyes, such as alizarin cyanin RR or alizarin green S, used to color oxided surfaces of aluminum or steel.
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Overnight last Thursday, intruders used a heavy metal dye cylinder to smash open a door at Sub-micron Industries on Balme Road in Cleckheaton.
First, they applied a layer of heavy metal dye to the purified phytochrome molecules to make them more visible, and viewed them using an electron microscope.
Conventional sanitary napkins contain a combination of synthetic and carcinogenic ingredients such as dioxin rayon, allergy-provoking metal dyes and highly processed wood pulp.
On the other hand, the presence of LAMP positive amplicons proved to be confirmed by adding a number of fluorescent or metal dyes to the reaction tubes, allowing observation with the naked eye (24-37).
The efficiency of semisynthetic sensitizer KA1-4 is comparable with reported natural dye such as chlorophyll and anthocyanin dye [47-49] and higher than other heavy metal dyes [39] as well as metal free organic dye [40].
The rich and vibrant colors used on the towels are free of lead and heavy metal dyes, protecting not only Yogitoes' patrons but its employees and the environment, too.