post date: nov 26,2021   expiry date: may 25,2022   detailed description: cas no. :8047-99-2;1321-54-6;80-39-7 molecular formula: c9h13no2s appe ...

  post date: nov 26,2021   expiry date: may 25,2022   detailed description: cas no. :98-09-9 molecular formula: c6h5clo2s appearance: light yellow ...

  post date: nov 26,2021   expiry date: may 25,2022   detailed description: cas no. :10396-10-8 cas no:10396-10-18molecular formula:c8h11n3o3sstr ...

  post date: nov 26,2021   expiry date: may 25,2022   detailed description: cas no. :80-48-8 appearance white crystals,slowly change to yellowish ...