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Optical brighteners, also known as optical brightening agents (OBAs) or fluorescent whitening agents (FWAs), are chemical compounds used to enhance the appearance of materials by making them appear brighter and whiter.

​Sodium pyrophosphate is an important inorganic compound, widely used in food, industrial water treatment, detergents and pharmaceutical cosmetics. It improves the water holding capacity of food, prevents boiler scaling, aids washing, and has antibacterial properties. Pay attention to safety and dosage control when using it.

Learn about the history and significance of sodium tripolyphosphate (STPP) as an industrial chemical in this article.

Organic pigments are made from carbon-based compounds and are widely used in industries like printing, plastics, textiles, and cosmetics.