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Laundry detergent fluorescing under ultraviolet light. Optical brighteners, optical brightening agents (OBAs), fluorescent brightening agents (FBAs), or fluorescent whitening agents (FWAs), are chemical compounds that absorb light in the ultraviolet and violet region (usually 340-370 nm) of the electromagnetic spectrum, and re-emit light in the blue region (typically 420-470 nm) through the ...
The compound is a popular optical brightener for use in laundry detergents. It is produced by reduction of 4,4′-dinitro-2,2′-stilbenedisulfonic acid with iron powder. [ 1 ]
The ingredients of the pink Zote bar are sodium tallowate (animal fat), sodium cocoate, Citronella oil (fragrance), glycerin and optical brightener.. Other laundry products include specialized bars of soap, indicated by the color, laundry flakes, and liquid detergent.
The blue light emitted by the brightener compensates for the diminishing blue of the treated material and changes the hue away from yellow or brown and toward white. Optical brighteners are used in laundry detergents, high brightness paper, cosmetics, high-visibility clothing and more.
Make a detergent solution: Mix one-fourth (1/4) teaspoon of a liquid dishwashing detergent per one cup of lukewarm water. Do not use laundry detergents, as they may contain optical brighteners ...
Laundry detergents may contain builders (50% by weight, approximately), surfactants (15%), bleach (7%), enzymes (2%), soil antideposition agents, foam regulators, corrosion inhibitors, optical brighteners, dye transfer inhibitors, fragrances, dyes, fillers and formulation aids.
The best dishwasher detergent pods in 2024. All of the products below are either direct recommendations from our experts or editors and/or ones that have at least a 4-star average rating from 500 ...
When it comes to finding the best detergent for black clothes, we go back to the liquid detergent is best study that cites 88% of you prefer it. This makes sense, as powdered laundry detergents ...