Jumbo Test Tubes Creative & Textured Paper MicroPette’s are calibrated in accordance

MicroPette’s are calibrated in accordance ISO/DIS 8655 and each pipettor passes a quality control calibration test and is supplied with a certificate

front heart is removable to view the chambers

High quality pencil in ergonomic triangular shape for relaxed and easy writing and drawing

7 holes per inch

Jumbo Test Tubes Creative & Textured Paper MicroPette’s are calibrated in accordanceLearning Resources Primary Science Jumbo Test Tubes with Stand. These oversized and colourful science tools are ideal for little hands to grip while supporting hands on observation and investigations. The jumbo test tubes feature calibration marks of 25, 50, 75 and 100ml to encourage experimenting with volume. Made of sturdy plastic, the tubes are safe to be used with liquids from 12 to 93C. The brightly coloured screw on lids are wipe clean to enable