Specifications:

• Material: Polystyrene (disposable) or borosilicate glass (reusable)

• Diameter: 60 mm, 90 mm, 100 mm, 150 mm

• Depth: 15 mm to 25 mm

• Lid type: loose-fitting, flat or domed

• Temperature range:
  – Polystyrene: up to 60°C
  – Glass: up to 180°C and autoclavable

Specifications:

• Material: Polystyrene (disposable) or borosilicate glass (reusable)

• Diameter: 60 mm, 90 mm, 100 mm, or 150 mm

• Depth: 15 mm to 25 mm

• Lid type: Flat or domed, optional ventilation features

• Temperature resistance:
  – Polystyrene: up to 60°C
  – Glass: up to 180°C and autoclavable

Specifications:

• Material: Borosilicate glass or polypropylene (based on model)

• Sizes: 250 mL, 500 mL, 1000 mL, 2000 mL

• Chambers: three vertically aligned sections—top (acid), middle (solid reactant), bottom (liquid reservoir)

• Valves: glass or plastic stopcocks for gas outlet control

• Temperature resistance: up to 180°C (for glass models)

• Chemical compatibility: resistant to acids and common laboratory reagents