Macro cell type 100-QS with PTFE lid for absorption measurements, material Quartz SUPRASIL® (200 nm - 2500 nm), volume 17500 µl, light path 50 mm, outside dimensions 45 mm x 12.5 mm x 52.5 mm, inside width 9.5 mm, base thickness 1.5 mm, from Hellma Analytics, 634-9027 no batch control, no certificate of analysis