Suitable For Absorbing, SO2 In Kjeldah Determination Or Hydrogen Chloride In Frudal Crafts Reaction Or Other Obnzious Acid Gasses. It Enables Acid Fumes To Be Handled On The Open Bench Mechanical Fume Extraction Flask Kjeldahl 500ml. Lower Chamber Traps Straight Or At Angle, Upper Chamber With Sintered Disc.
