paraformaldehyde definition

  • noun:
    • A white solid polymer of formaldehyde, (HCHO)n, where letter has reached least 6, made use of as a disinfectant, fumigant, and fungicide.
    • an excellent oligomer of formaldehyde which is used as a fumigant, and also as a fixative in histology
    • A polymer of formaldehyde gotten as a white crystalline substance by concentration of a formaldehyde answer. Formula (CH20)n. It dissolves in warm water with all the launch of formaldehyde, and it is used as a disinfectant.
    • A polymerized formaldehyde, (CH2O)n + H2O, formed by evaporation of an aqueous answer of formaldehyde. Its an amorphous solid that dissolves gradually in water. By home heating with liquid at 130° C. it is reconverted to formaldehyde. It really is made use of as an antiseptic.

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  • Sentence for "paraformaldehyde"
    • - a 24-hour process called paraformaldehyde
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