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      ISO 9001, ISO 14001 and OHSAS18001 AUTHENTICATED ENTERPRISE 中文

      IntroductionNewsTechnicalsCertificatesContactHome

                   P-toluenesulfonic Acid          Back

      Product Name: P-Toluene Sulfonic acid

      Formula: C7H8O3S·H2O

      Molecular weight: 190.2

      CAS: 104-15-4,6192-52-5 (Monohydrate)

      UN No. 2585

      HS Code: 2904100000

      Appearance: White acicular crystal

      Technical Index

      Items Technical grade Pharma grade Refine grade Reagent grade Electronic grade
      Assay (as C7H8O3S·H2O)≥% 93.0 95.0 97.0 99.0 99.9
      Free acid (as H2SO4) ≤% 3.0 2.0 0.7 0.1 0.03
      Moisture≤% 4.0 3.5 2.3 0.9 0.1
      Fe content≤ppm 50 30 20 10 1
      Residue on ignition ≤% / 0.2 0.2 0.02 0.02
      Dissolve test of ethanol / Qualified Qualified Qualified Qualified
      Dissolve test of water / Qualified Qualified Qualified Qualified
      Main metal ions ≤ppm / / / / 1

      Usage: used as catalyst or pharmaceutical use

      Packing: 25KG woven bag with PE bag inner. We can also supply packing according to the clients' request
       

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