Quickfit™ Glass Büchner Funnel with Glass Sintered Disc Disk Diameter: 95mm; Cone Size: 24/29 Products | Fisher Scientific
Fused glass green and blue disc set in metal frame | Shfusedglass
High Temperature Resistant and Transparent Quartz Glass disc Optical Lens high Transmittance Infrared Ultraviolet (10-0.3mm(10)) : Amazon.co.uk: Business, Industry & Science