Colours from sweets like Smarties or M&Ms or from water-based felt-tip pens split into their separate dyes when the chromatography paper absorbs water. Just how few dyes does it take to make all those sweet colours? Which was the pen that wrote the unsigned letter? Your children can be th...
Grade 1. 200 x 200mm
Set of 7 autoclavable neoprene rubber adaptors designed to fit Buchner and fritted glass funnels. Sizes 1-7 for filter funnels. Can be used singly or nested with adjacent sizes.
Great value yellow plastic joint clips for cone size 14 23
Used for glassware with conical glass joints
Easy to fit and remove
Can be used at temperatures up to 80 degrees C
Colour coded for easy identification