Versatile, polypropylene rack, autoclavable to 121°C. With square holes to accept tubes, alphanumeric marking and colour coded. Sinks readily in a water bath and is stackable when not in use. Operating range –20 to +90°C. Overall 265 x 126 x 75mm W x D x H. Supplied in a flat pack of 5 racks for easy assembly by the user.