por | Jul 24, 2026
• 500/1500 per pack capillary tubes, 0.3 mm inner diameter, 0.5 mm outer diameter, 100mm length. Both ends open. • With a relatively large quantity of 500 or 1500 tubes, at a highly affordable price, one can say goodbye to reusing capillary tubes in TLC spotting (or...
por | Jul 19, 2026
• 500/1000 per pack capillary tubes, 0.5 mm inner diameter, 0.75 mm outer diameter, 100mm length.• As shown in photos, approximate spotting volume as tested for dichloromethane is 15mm x (0.25mm)2 x 3.14 = 3µL, for acetone is 25mm x (0.25mm)2 x 3.14 = 5µL, and for...
por | Jul 19, 2026
• 140/280 per pack capillary tubes, 1.3-1.5mm inner diameter, 1.6-1.8mm outer diameter, 100mm length. Good for preparative TLC spotting.• As shown in photos, approximate spotting volume as tested for dichloromethane is 8mm x (0.7mm)2 x 3.14 = 12µL, for acetone is 13mm...
por | Jul 18, 2026
• Extra thin 500/1500 per pack capillary tubes, 0.2-0.25 mm inner diameter, 0.3-0.35 mm outer diameter, 100mm length. Non-calibrated, non precision tubes. Both ends open. • The extra thin diameter of these tubes makes it especially suitable for spotting aluminum or...
