enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Hydroquinone - Wikipedia

   en.wikipedia.org/wiki/Hydroquinone

   Hydroquinone, also known as benzene-1,4-diol or quinol, is an aromatic organic compound that is a type of phenol, a derivative of benzene, having the chemical formula C 6 H 4 (OH) 2. It has two hydroxyl groups bonded to a benzene ring in a para position.

3. Quinone - Wikipedia

   en.wikipedia.org/wiki/Quinone

   Hydroquinone is used to reduce the activated silver ions to metallic silver. During this process, hydroquinone is oxidized to quinone. All silver halide not activated by light or reduced by hydroquinone is removed, leaving a negative by deposited silver where the film had been struck by light.

4. Dihydroxybenzenes - Wikipedia

   en.wikipedia.org/wiki/Dihydroxybenzenes

   There are three structural isomers: 1,2-dihydroxybenzene (the ortho isomer) is commonly known as catechol, 1,3-dihydroxybenzene (the meta isomer) is commonly known as resorcinol, and 1,4-dihydroxybenzene (the para isomer) is commonly known as hydroquinone. [1]

5. Photographic developer - Wikipedia

   en.wikipedia.org/wiki/Photographic_developer

   DD-X, HC-110, TMax developer, and PQ Universal developer are a few common film developers that use Dimezone as a developing agent. Dimezone is acutely toxic and an irritant. Hydroquinone can also be toxic to the human operator as well as environment; some modern developers replace it with ascorbic acid, or vitamin C. This, however, suffers from ...

6. Category:Hydroquinones - Wikipedia

   en.wikipedia.org/wiki/Category:Hydroquinones

   Hydroquinone ethers (2 C, 13 P) Pages in category "Hydroquinones" The following 18 pages are in this category, out of 18 total. This list may not reflect recent ...

7. Skin whitening - Wikipedia

   en.wikipedia.org/wiki/Skin_whitening

   Hydroquinone is a commonly used agent in skin whiteners. The European Union banned it from cosmetics in 2000. [9] It works by decreasing melanin production. [9] Tretinoin, also known as all-trans retinoic acid, may be used to whiten specific areas. [6] It may be used in combination with steroids and hydroquinone. [6]