- Please fix the quantity error in (MQC361) Quartz Capillary Tubes (Square), Outer Dim.: 0.5×0.5mm, Inner Dim.: 0.3×0.3mm, Length: 25mm, (MQC367) Quartz Capillary Tubes (Square), Outer Dim.: 0.9×0.9mm, Inner Dim.: 0.7×0.7mm, Length: 25mm, (MQC373) Quartz Capillary Tubes (Square), Outer Dim.: 1.8×1.8mm, Inner Dim.: 0.25×0.25mm, Length: 25mm products