O-Phenyl Phenol (OPP)

Name: Ortho-Phenyl phenol or 2-phenylphenol
CAS No.: 90-43-7
EINECS No.: 201-993-5
Common/trade name: Dowcide1, Preventol O Extra, Nipacide OPP
Synonyms: o-phenylphenol; o-hydroxydiphenyl; 2-hydroxybifenyl
Molecular formula: C12H10O
Molecular weight: 170.21

Specification
Appearance White flake (visual)
Assay 99.5 % min (gas chromatography)
Melting point 55.0-57.5℃
Water content 0.1% max (K. Fischer)
pH value 6-7
Density 1.25±0.001g/ml
Sulphur salts 150ppm max
Heavy metals 20ppm max
Application
  • Preservative for fruits and vegetables
  • Preservative for wood, leather and paper, etc.
  • Also used as tinting carrier in chemical fibre
Packing

25kg per bag or as per user's requirement

Shelf Life

one year

Safety Protection
  • Hazard Class 9, UN No. 3077
  • Harmful to aquatic life at low concentrations
  • Can be dangerous if enter drinking water intakes
  • Do not contaminate domestic or irrigation water supplies, lakes, streams, ponds, or rivers.

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