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Ruichi chemical

Paraformaldehyde

Molecular formula

HO-(CH₂O)n-H,n=10-100

CAS No.

30525-89-4

執(zhí)行標(biāo)準(zhǔn)

Q/320282NGB049-2018

Product Usage

(1) Pesticides: synthetic acetochlor, butachlor and glyphosate, etc.;
(2) Coating: synthetic high-end automotive paint;
(3) Resins: synthetic urea-formaldehyde resins, phenolic resins, polyacetal resins, melamine resins, ion exchange resins, etc. and various adhesives;
(4) Papermaking: synthetic paper strengthening agent;
(5) Casting: foundry mold release agent, synthetic casting adhesive;
(6) Breeding industry: fumigation disinfectant.
(7) Organic raw materials: used to prepare pentaerythritol, trimethylolpropane, glycerin, acrylic acid, methyl acrylate, methacrylic acid, N-hydroxymethacrylamide, alkyl phenol, methyl vinyl ketone, etc.
(8) Others: medicine and disinfection. 3. Used as a sterilant, disinfectant, and fumigant. Used in organic synthesis and pharmaceutical industry.

Index

Item	Standard value
Exterior	White granular solid	White granular solid
Content，≥%	92	96
Acidity，≤%	0.03	0.05
PH value	4-8
Moisture，%	1.5-4
Ash，≤%		0.3
Acidity (calculated as formic acid)，≤%		0.05
Fe，≤%		0.002

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