US$ 189.50
autoclavable
holding volume constant across specimens for isolated density comparisons
Ceramic center on each 5 x 5-inch iron wire gauze square spreads Bunsen flame heat beneath beakers and flasks
change units
glass working
Primary Basic Electricity Kit for 6 Students Graduations_Raised autoclavablePrimary level electricity kit for six students with connecting leads, bulb and cell holders, press and two way switches, and an activity guide for introducing circuit construction.