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      Medical food preservative series,APIs

      Cosmetic materials,Vitamin series,etc.

      Commodity name Germall PP
      Product name Propyl paraben
      Molecular formula


      Structural formula


      Molecular weight : 180.20

      Physical and chemical properties: white crystal, soluble in alcohol and ether, almost insoluble in water, the relative density (d4102) 1.0630, refractive index (nD102) 1.5050.

      Product quality standards
      Item Index
      Properties White powder
      Assay (on a dry basis),% 98-102
      Melting point, ° C 96-99
      Loss on drying,% ≤ 0.5
      Residue on ignition,% ≤ 0.1
      Acidity qualified
      P-hydroxybenzoic acid and salicylic acid qualified
      Solubility soluble in alcohol, ether and acetone, slightly soluble in water


      ● Global registration recognition, excellent safety, eye, no stimulation to skin, mucous membrane, no allergies
      ● widely used in a variety of resident and wash-off cosmetics and

      Packing 25KG/Cardboard drum, or upon your demands
      Storage Kept in dark, cool and dry place, sealed tightly. Shelf life is 36 months.