sulphonation equipment

  post date: nov 29,2021   expiry date: may 28,2022   detailed description: specs:complete production equipment payment method: t/t or l/c at sight for the multi-tube falling film sulfonator, designed by our company, adopt high-precision flow meter for each reaction tube to control flow rate separately, and make control precision up to 1.5%,and handle easily. the more tubes,…