New
monobenzone listed
Monobenzone is a topical bleaching
agent used for the treatment of hyperpigmentation , such as various
spots, age spots , melanoma , the effect is obvious.
Monobenzone can decompose melanin in the skin and prevent its
generation, to restore the health of the skin color, does not destroy
melanoma cells , toxicity is light , usually made of ointment or
liniment as pharmaceuticals , has received US P XXII
( Please use as drugs
under the guidance of a doctor ) , or as a raw material to join
whitening cosmetics. In
addition, it as anti-aging agent , chemical intermediates used.
Product
on the market for more monobenzone light gray to white powder content of
more colored impurities , especially colored hydroquinone derivative.
Monobenzone itself is very stable , heated to boiling in a long time
still does not change color in
aqueous
sodium hydroxide,
but monobenzone containing impurities is easy to color, higher
environmental requirements for storage .
Our
monobenzone content greater than 99%, with little impurities ( in ppm
level ), the appearance of white flaky crystal, colorless in ethanol
solution , was also found colorless and transparent dissolved in aqueous
sodium hydroxide solution , the mass far
more than the United States Pharmacopoeia standards.
We
recently installed a monobenzone production equipment , began to produce
monobenzone up to 5 tons per month .
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