Syringe Filter PTFE Filtration, 25mm Diameter 0.22um Pore Size Non-sterile Pack of 20 (Pack of 20, 0.22μm, PTFE)
SAR 0
LINKTOR Chemistry Molecular Model Kit, Student or Teacher Set for Organic and Inorganic Chemistry Learning, Motivate Enthusiasm for Learning and Raising Space Imagination (190 PACK)
SAR 0
LINKTOR Lab Linear Pipettor Stand Rack, Hold Up 6 Micropipettes, Premium Engineering Plastic Polymer, Excellent Chemical Reagent Corrosion Resistance
SAR 79