TLC Apparatus › Capillary Tube, Thin Layer Chromatography (TLC), 0.3 mm Image 1 of 1 Capillary Tube, Thin Layer Chromatography (TLC), 0.3 mm SGD 7.23 Capillary Tube — 0.3 mm, Spotting, Thin Layer Chromatography (TLC)Lead Time: 3 to 8 Weeks Quantity: Add To Cart Added! Capillary Tube — 0.3 mm, Spotting, Thin Layer Chromatography (TLC)Lead Time: 3 to 8 Weeks