Seed Germination and Plant Structure Elementary Chemistry Kit for 15 Groups Glass Dishes & Jars_Glass Evaporating Basins STOPPER & STOPCOCK || Fitted

STOPPER & STOPCOCK || Fitted with an interchangeable 19/26 plastic stopper and PTFE key stopcock

General-purpose laboratory support stand sized for accessory apparatus

and acrylic in a foam-lined wooden case for density-versus-material investigations

Pack of 10 natural bark cork stoppers in Size 21 measures 38mm in length with 36mm diameter for sealing laboratory vessels

Seed Germination and Plant Structure Elementary Chemistry Kit for 15 Groups Glass Dishes & Jars_Glass Evaporating Basins STOPPER & STOPCOCK || FittedSeed germination and plant structure kit includes materials for up to 15 student groups to study early plant development and seedling anatomy.