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Paraformaldehyde
CAS 编码:30525-89-4
Flash point: 70 deg.] C

Melting point: 120 ~ 170 ℃

Solubility: soluble in ethanol, slightly soluble in water, soluble in dilute acid, dilute alkali

Density: & nbsp; relative density (water = 1) 1.39; relative density (air = 1) 1.03

stability: stable

hazard markers: class 4.1, flammable solids

Specifications
level Excellent Product First Class Synthesis
index aldehyde content≥  95%  95%  92% 
ash ≥  0.10%  0.10%  0.12% 
acidity≤  0.05%  0.06%  0.08% 
iron≤  0.002%  0.003%  0.004% 
Appearance  white powder or granules  white powder or granules  White powder or granules 
 
Performance and application

( 1) pesticide: synthesis of acetochlor, butachlor and glyphosate;

(2) coating: synthesis of high-grade automotive paint;

(3) resin: synthesis of urea-formaldehyde resin, Phenolic resin, polyacetal resin, melamine resin, ion exchange resin, etc. and various binders;

(4) Papermaking: synthetic paper reinforcing agent; 

(5) casting: foundry mold release agents, synthetic foundry binder;

(6) aquaculture: fumigation disinfectant.

(7) organic materials: for the preparation of pentaerythritol, trimethylolpropane, glycerol, acrylate, methyl acrylate, methyl methacrylate, N- hydroxymethyl-acrylamide, alkylphenol, ethylene methyl Ketone and the like.

(8) Other: medicine and disinfection.

Packaging and Storage
packaging are plastic woven bag lined film bag, net weight 25 kg.
The warehouse is ventilated and dried at low temperature;   stored separately from the oxidant.


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