• Designed for test tubes with a diameter between 11 to 12mm. 
• May be used for test tubes up to 12mm.
• Contains 60 compartments with drainage holes.
• Embossed alphanumeric coding.
• Made from polypropylene which ensures they are incredibly durable, and have an very long life span, even when regularly used in autoclaves.
• Compatible with gas and steam Autoclaves.
• Suitable for use in temperature range -20?C to +150?C.
• Safe to use with most biological Laboratory chemicals.
• Low centre of gravity provides for high stability.
• Small feet on the bottom of the block enables them to be stacked safely to avoid clutter.
• Available in red/green (Assorted stock).

Product Specifications

• Maximum Test Tube Diameter – 12mm
• Minimum Test Tube Height – 31mm
• Array design – 5 x 12
• Number of holes – 60
• Dimensions – 185 x 31 x 78mm
• Hole Depth – 27mm
• Weight – 265 grams per rack