Pyrex™ Round Bottom Threaded Culture Tubes

Made from borosilicate glass for use with samples sensitive to leaching from plastic tubes. Corning™ Pyrex™ Round Bottom Threaded Culture Tubes are designed for tissue culture and general bacteriological work.

Brand: Corning

Manufacturer Part Number: 99449-20

X500 Round Btm Threaded Tube, Pyrex, 20x125mm, NoCap, Bulk Pack, Nonsterile, 250/bag

UNSPSC: 41121706

Code: A0

Additional Details:
Additional Details: Weight: 11.24908kg

Product Code. 10631854

Quantity Price
1 £ 237.28 / Pack of 500
Estimated Shipment
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Description and Specification


Autoclavable Yes
Closure Type Without
Capacity (Metric) 24mL
Diameter (Metric) Outside 20mm
Length (Metric) 125mm
Material Borosilicate Glass
Sterile No
Disposable Yes
Graduated No
For Use With (Application) Ideal for use with samples sensitive to leaching from plastic tubes
Label Type None
Packaging Type Bulk
Shape Round
Surface Untreated
Thread Size 18-415
Well Shape Round
Design Type Screw neck
Diameter (Metric) Outer 20mm

  • Can be reliably used in almost any assay procedure from cell to chemical analysis
  • Made from chemically inert Pyrex® borosilicate glass
  • Uniform base and wall thickness reduce the risk of breakage due to thermal shock and prevents warping or bending
  • Phenolic style screw caps available (separately) with PTFE liner for autoclave sterilisation, or rubber liner for hot air sterilisation
  • Supplied in convenient shelf pack quantities