GRAD CONICAL TUBE 16x112mm Back Catalog number: 2300 Availability: In the manufacturer's stock Price on request - + Recommended 654 TEST TUBE CAPS, 16mm (100 pcs) Price on request 651 TEST TUBE CAPS, 14mm (100 pcs) Price on request 84004 CONICAL TEST TUBES SELF-STANDING PP, 50ml (100 pc Price on request