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Best Choice Fulillanlun 
Fulillanlun Laboratory Pipette Rack Pipette Stander Pipette Holder Pipetting Device Bracket for Placing Adjustable Pipet 【Multi-Pipette Laboratory Rack】This pipettor rack holds multiple pipettes simultaneously for convenient lab work—versatiBest Value Oshhni 
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Acrylic Pipette Stand Holder, Pipette Rack with 50 Places, Each Fitting 15mm Diameter Items, for Organizing Lab Pipettes Capacity and Organization: Available in models with 50 places for 15mm diameter pipettes, these racks keep lab equipmentPerfeclan 
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CiaoHER Clear Acrylic Pipette Rack 4 compartment counter top or wall mounted with sealed base, 12x4x19 inches Constructed of prime quality acrylic, thick and durable.KUNLONGSKY 
3X Laboratory Pipette Rack Pipette Pipette Holder Pipetting Device Bracket for Placing Adjustable Pipette 1. 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