Formaldehyde
Formaldehyde is colourless liquid with pungent odor. It is soluble in water and methanol. Different grades of formaldehyde available, depends on the methanol content as per requirement.
- Other Names
- Formol, Formaline, Methanal, Oxomethane, Formic Aldehyde, Formalith, Morbicid, Oxomethylene, Poyoxymethylene
- Chemical Formula
- CH2O
- CAS No
- 50-00-0
- Molar Mass
- 30.026 g/mol
| TEST | RESULT |
|---|---|
| Appearance | Clear, Colourless Liquid |
| Purity (Formaldehyde) | 37 % |
| Methanol | 1 % - max |
| Acidity (As CH2O2) | 0.05 % - max |
| pH | 2.60 - 3 max |
| Iron | 2 ppm – max |
Applications:
Formaldehyde is used in the manufacture of phenolic resins, artificial silk and cellulose esters, dyes, etc.
It is used as disinfectant for dwellings, ship, storage houses, clothes, etc. It is used to improvr fastness of dyeson fabrics, tanning & preserving hides, water proofing of fabrics, preserving & coagulating rubber latex.
It is widely used in the manufacture of amino and phenolic resins, slow release fertilizer and metal homopolymers.
It is used in the manufacture of urea formaldehyde which is used in wood product of plywood, particle board, etc.
With urea forms UF resins which is used as a slow release fertilizer. It is used with soap as disinfectants. It is used as preservative in cosmetic products so as to have effectiveness against wide range of micro organisms.
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