CONICAL TEST TUBES PP, 120x18mm Back Catalog number: 301 Availability: In the manufacturer's stock Price on request - + Recommended 657 TEST TUBE CAPS, 33mm (100 pcs) Price on request 654 TEST TUBE CAPS, 16mm (100 pcs) Price on request 650 TEST TUBE CAPS, 10,5mm (100 pcs) Price on request