Paraformaldehyde Cas 30525-89-4
Name:Paraformaldehyde

Molecular formula: (CH2O) n

CAS No:30525-89-4

Physical and chemical properties: white combustible crystalline powder with formaldehyde odor, solubility: easily soluble in hot water, slightly soluble in cold water, soluble in dilute acids and alkalis

Appearance white granular solid

Content, ≥% 92 96

Acidity, ≤% 0.03 0.05

PH value 4-8

Moisture,% 1.5-4

Ash content, ≤% 0.3

Acidity (calculated as formic acid), ≤% 0.05

Iron (Fe), ≤% 0.002

Packaging: 25 kg/drums

Usage:

(1) Pesticides: synthesis of herbicides such as glyphosate, butachlor, and glyphosate;

(2) Coatings: Synthetic high-end automotive paint;

(3) Resin: Synthetic urea formaldehyde resin, phenolic resin, polyacetal resin, melamine resin, ion exchange resin, and various adhesives;

(4) Paper making: Synthetic paper reinforcement agent;

(5) Casting: sand stripping agent, synthetic casting adhesive;

(6) Animal husbandry: fumigation disinfectants.

(7) Organic raw materials: used for preparing pentaerythritol, trimethylolpropane, glycerol, acrylic acid, methyl acrylate, methacrylic acid 

N-hydroxymethylacrylamide, alkylphenol, methyl vinyl ketone, etc.

(8) Other: Medicine and disinfection. 3. Used as a sterilizer, disinfectant, and fumigant. Used in organic synthesis and pharmaceutical industry.

Storage: Store in a cool and ventilated warehouse. Stay away from sparks and heat sources. The storage temperature shall not exceed 32 ℃ and 

the relative humidity shall not exceed 80%. It should be stored separately from oxidants, reducing agents, acids, alkalis, etc., and mixed storage 

should be avoided. Adopting explosion-proof lighting and ventilation facilities. Prohibit the use of mechanical equipment and tools that are prone 

to generating sparks. The storage area should be equipped with appropriate materials to contain leaked materials