| D004202 |
Disinfectants |
Substances used on inanimate objects that destroy harmful microorganisms or inhibit their activity. Disinfectants are classed as complete, destroying SPORES as well as vegetative forms of microorganisms, or incomplete, destroying only vegetative forms of the organisms. They are distinguished from ANTISEPTICS, which are local anti-infective agents used on humans and other animals. (From Hawley's Condensed Chemical Dictionary, 11th ed) |
Biocide,Disinfectant,Biocides |
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| D004338 |
Drug Combinations |
Single preparations containing two or more active agents, for the purpose of their concurrent administration as a fixed dose mixture. |
Drug Combination,Combination, Drug,Combinations, Drug |
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| D005336 |
Fiber Optic Technology |
The technology of transmitting light over long distances through strands of glass or other transparent material. |
Fiber Optic Technologies,Optic Technologies, Fiber,Optic Technology, Fiber,Technologies, Fiber Optic,Technology, Fiber Optic |
|
| D005557 |
Formaldehyde |
A highly reactive aldehyde gas formed by oxidation or incomplete combustion of hydrocarbons. In solution, it has a wide range of uses: in the manufacture of resins and textiles, as a disinfectant, and as a laboratory fixative or preservative. Formaldehyde solution (formalin) is considered a hazardous compound, and its vapor toxic. (From Reynolds, Martindale The Extra Pharmacopoeia, 30th ed, p717) |
Formalin,Formol,Methanal,Oxomethane |
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| D005663 |
Furans |
Compounds with a 5-membered ring of four carbons and an oxygen. They are aromatic heterocycles. The reduced form is tetrahydrofuran. |
Tetrahydrofurans |
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| D006801 |
Humans |
Members of the species Homo sapiens. |
Homo sapiens,Man (Taxonomy),Human,Man, Modern,Modern Man |
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| D000447 |
Aldehydes |
Organic compounds containing a carbonyl group in the form -CHO. |
Aldehyde |
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| D000644 |
Quaternary Ammonium Compounds |
Derivatives of ammonium compounds, NH4+ Y-, in which all four of the hydrogens bonded to nitrogen have been replaced with hydrocarbyl groups. These are distinguished from IMINES which are RN |
Quaternary Ammonium Compound,Ammonium Compound, Quaternary,Ammonium Compounds, Quaternary,Compound, Quaternary Ammonium |
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| D020699 |
Gastroscopes |
Endoscopes used for examining the interior of the stomach. |
Gastroscope |
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