• 10x10 Raschig Ring
    10x10 raschig ring 1 pound bag. Raschig rings are pieces of tube used in large numbers as a packed bed within columns for distillation. These glass rings provide a large surface area within the volume of the column for interaction between liquid and gas vapors. Our rings are made from borosilicate glass and are food grade quality. 2 more sizes: Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal.
  • 6x6 Raschig Ring
    6x6 raschig ring 1 pound bag. Raschig rings are pieces of tube used in large numbers as a packed bed within columns for distillation. These glass rings provide a large surface area within the volume of the column for interaction between liquid and gas vapors. Our rings are made from borosilicate glass and are food grade quality. 2 more sizes: Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal.
  • 8x8 Raschig Ring
    8x8 raschig ring 1 pound bag. Raschig rings are pieces of tube used in large numbers as a packed bed within columns for distillation. These glass rings provide a large surface area within the volume of the column for interaction between liquid and gas vapors. Our rings are made from borosilicate glass and are food grade quality. 2 more sizes: Summit recommends all users of any and all glassware to operate inside a ventilated fume hood with sufficient blast shields to prevent injury in case of fatigued glass failure. Summit is not responsible or liable for the result of any failures from use, and/or loss of subsequent hardware contamination/failure with or without the result of material loss or damaged caused to surroundings. By purchasing our premiere lines of laboratory glassware the user is responsible to operate in the recommended environment safely. We recommend all users to operate in a legal and licensed facility where safety is the number 1 goal.