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| Formalin |
Saturday, June 17, 2017
Formalin
Formalin is an aqueous solution of 40% formaldehyde. It is a clear solution which is used especially as a preservative.
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Alcohol is a liquid substance.
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Formalin is an aqueous solution of 40% formaldehyde . It is a clear solution which is used especially as a preservative . Formalin -
Phenol , also known as carbolic acid , is an aromatic organic compound with the molecular formula C 6 H 5 OH. It is a white cryst...
nice lecture
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