About Us

• ualun Chemical Company in Lianyungang, Jiangsu Province, China produces Terephthalaldehyde ( Terephthaldicarboxaldehyde,1,4-Phthalaldehyde) abbre.TPP , which is a key raw material for producing fluorescent brightener.It can also be used in synthetic dyes and medicines; fine chemial intermediate. Some key detail information of such a product as follows:
  CAS NO. 623-27-8
  Chemical formula: C8H6O2
  Molecular Hexabromocyclododecane;Terephthaladehyde;DOPO;DOPOight:134.132
  Appearance: Pale yellow or white crystalline qranule.
  Assay: ≥ 99.0%
  Maximum content of single impurity : ≤ 0.05%
  Residual moisture content : ≤ 0.05%
  Melting point: 112-117℃.
  Package: 25KG/fiber can, lined with plastic bag or packed according to customer