TEST TUBES, CENTRIFUGE TUBES & GLASS TUBES
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BOROSILICATE GLASS CULTURE TUBES
Scientific Commodities offers these chemically inert outstanding high quality Type 1 Class “A” borosilicate glass culture tubes. They will reduce PH changes and contamination that are associated with soda lime glass tubes. These tubes also conform to USP Class VI and ASTM standard E890.
They have a melting temperature of 1460° C, and a softening temperature of 1220° and a freezing point of -50° C. They are ideal for use in tissue cultures and blood bank collection. They are neatly packaged in heavy duty boxes of 250 and are shrink wrapped to keep them particle free. The boxes are compact and designed to fit into most test tube dispensers.
SCREW CAP COLORED CAP 15 ML TEST TUBES
These 15 ml polypropylene test tubes have a polyethylene leak-proof screw top closure. They can be used in a centrifuge up to 4,000 x g. We can also provide these sterilized upon request; please call customer service @ 800-331-7724 for pricing.
ROUND CENTRIFUGE TUBES
These polypropylene tubes can be used as test tubes. The cost on these tubes is low enough to make them disposable. They will withstand RCF up to 5000 and are resistant to steam sterilization temperatures of 121°C.
TUBE CLOSURES FOR THE ROUND CENTRIFUGE TUBES LISTED ABOVE
The closure caps can be pressed in as a plug or screwed in.
RESEARCH GRADE STERILE CENTRIFUGE TUBES
These research grade centrifuge tubes feature a plug seal leak proof cap as well as a large write in area to identify each tube. They also have graduation marks. All of the 15 ml and 50 ml tubes are RNase, DNase and pyrogen free. The 15 ml tube dimensions are 17 mm x 120 mm long and the 50 ml tubes are 30 mm x 114 mm long. All of the caps are made of high density polyethylene.
CLINICAL GRADE 15 ml & 50 ml CENTRIFUGE TUBES
These 15 ml and 50 ml sterile polypropylene centrifuge tubes have printed graduations and are more economical than the research grade tubes. Because the caps are high density polyethylene, they are only autoclavable without the cap. The 15 ml tube dimensions are 17 mm x 120 mm long and the 50 ml tubes are 30 mm x 115 mm long. Their temperature range is -10° C to 80° C
STERLIN CENTRIFUGE TUBES
These gamma sterilized polypropylene centrifuge tubes are available 15 ml and 50 ml. The 15 ml can handle high speed centrifugation speed of 10,000 g. The 50 ml can handle speeds up to 6,000 g. Both have a conical base and are clear with easy to read graduations. The 50 ml tube is also available in a free standing form. EPS 50 piece racks are breakable into 2 x 25 tube racks.