Not known Factual Statements About infrared zinc sulfide
: Adjectis synonymis et veteribus et recentioribus ac novissimarum analysium chemicarum summis. Systematis mineralium naturalis prodromus. OCLC 995480390. ^ a bTopical preparations of zinc consist of These used to the skin, normally in the form of zinc oxide. Zinc oxide is normally recognised with the FDA as Secure and helpful[182] and is consid