Capillary Tubes, L 100 mm, Multiple ID 0.3/0.5 mm, Both Ends Open, 1000-Pack

About this item Dimensional Uniformity: precisely matched inner (ID) and outer diameters to guarantee repeatable volumetric delivery for quantitative spotting and thin-layer chromatography loading Capillary Performance: engineered contact angle and internal geometry for rapid, spontaneous capillary uptake and consistent meniscus formation during micro-sampling Optical Clarity: colorless, transparent glass with polished inner surface to maximize meniscus visibility and enable accurate visual end-point determination Analytical Versatility: suitable for biochemical, organic, and analytical workflows - optimized for point-application, micro-volume transfer, and TLC spot preparation Micro-Bore Handling: fine-diameter, brittle glass construction; follow PPE and sharps disposal protocols and use appropriate holders to prevent breakage and contamination