Vermilion red sometimes appears on the marbled patterns on the inside of book covers. Yellow has also caught the eye of the poisonous book project. In this case, the culprit is lead chromate. The ...

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Ghee is one of the most adulterated food items that can be found in markets. Many sellers dilute it with cheaper oils or animal fats to increase profit margins, compromising quality and taste.

Then, they used Raman spectroscopy to characterise the chips and identified titanium white, azopigments (yellow and red chips) and lead chromate (green) as the primary pigments present. By mixing ...

Is lead in paint still a problem in European countries? Can you explain how this is being addressed? In the European Union, adding a number of specified lead compounds (such as lead chromate) to ...

Department of Chemistry and Biochemistry, University of California, Santa Cruz, California 95064, United States ...

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The selective reaction of chromate or dichromate with DFC takes place at pH around 2, as previously described in the literature. 10, 26 Fertilizer extracts have a slight yellowish/brown color, which ...