新免费 无码 国产精品网站,色888日韩自偷自拍美女,久久久久国色AV免费观看,91精品国产91久久果冻传媒

      Alkali resistant penetrating agentOEP-70

      Guoli Chemical

      Appearance:Light yellow to colorless viscous material

      pH:6-8(1%water solution)

      Effectives:≥68%

      Penetration:≤8second(10gOEP-60/L, 120gNaOH/L)

      Alkali resistance:250gNaOH/g

      Property:
      Penetrating agent, levelling agent, emulsifier.
      Packing and storage:50kg plastic barrel.

      Home

      Home

      News

      News

      About us

      About us

      Product

      Product

      Contact us