"This is the chemical compsition for Metol, which is a developing agent in black and white photo developer."--Chloe
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Discover the chemical composition for Metol, a key developing agent in black and white photo developer.

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"This is the chemical compsition for Metol, which is a developing agent in black and white photo developer."--Chloe
Click here to go to the full Science Tattoo Emporium.
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