- Please fix the quantity error in (MQC165) Quartz Capillary Tubes (Round), O.D.: 1.8mm, I.D.: 0.7mm, Length: 25mm, (MQC361) Quartz Capillary Tubes (Square), Outer Dim.: 0.5×0.5mm, Inner Dim.: 0.3×0.3mm, Length: 25mm, (MQP049) Quartz Plate, Rectangular, Size: 10x2mm, Thick: 1.5mm, Type 1 Material, 190-2500nm products