Assay ≥98.0%
Melting Point：118–122 ℃
Loss on Drying ≤0.5%
Residue on Ignition ≤0.1%
Free Acid ≤0.2%
Heavy Metals ≤10ppm
Appearance：White crystal qualified
Identification：IR spectrum conforms to standard
Key organic synthetic intermediate, used for the preparation of heterocyclic compounds, pharmaceuticals, pesticides, fungicides and herbicide intermediates. Polymer modifier, applied in cross-linking and curing of resins, coatings and adhesives to improve weather resistance and corrosion resistance. Analytical chemical reagent, used for derivatization and detection of alcohols and amines. Dye and pigment intermediate for manufacturing functional dyes and optical brighteners. Acylating agent for synthesis of fine chemicals, fragrances and special additives. 
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