compared to the standard Arcana Strum handle
Includes activity guide in 4 languages
can be used on mono and colour copier/laser/inkjet machines and are produced from the highest quality materials and processes guaranteeing consistent quality
Each ‘flower’ is made of four bells of decreasing size and ascending pitch
Reactions of Metals & Their Salt Solutions
Test Tube Rack, Poly Prop, 30mm Dia Hole, 24 holes (3x8), (Pack 20) 244864 compared to the standard ArcanaPolypropylene Test Tube Racks 24x 30mm Holes, Blue 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.