Test Tube Rack, Poly Prop, 13mm Dia Hole, 90 holes (6x15), White (Pack 20) PE/Active-Play/Active Play Each with 11 leaves which

Each with 11 leaves which have been laminated allowing you to write on alternatives using dry or wet wipe markers (not supplied)

This oversized thermometer features a large

8 endless rotary encoders

voices and the whole-class band

Test Tube Rack, Poly Prop, 13mm Dia Hole, 90 holes (6x15), White (Pack 20) PE/Active-Play/Active Play Each with 11 leaves whichPolypropylene Test Tube Racks 90x 13mm Holes, Red Large capacity racks. Autoclavable at 121C for 20 mins. Can be used dry, wet, in water baths. Will not float. No restrictions down length of rack so all samples will be incubated at same temperature. Can be used in freezers without deforming or going brittle. Will not rot, rust or deform. Alpha numerical grid reference on top tier for easy identification of samples. Colour coded for batch work.