Narrow Mouth Borosilicate Glass Reagent Bottle with Hexagonal Glass Stopper Material_PVC Pack of 24 rimless light-wall

Pack of 24 rimless light-wall test tubes holds 25mL with marking spots and 18 x 150mm dimensions for sample identification in laboratory use

Often used as an ingredient in cement

supporting construction of complex organic and inorganic structures in advanced chemistry courses

Life-size numbered human skull with removable skull cap exposes the cranial cavity

built for pinning and displaying entomology specimens in a fumigated chamber

Narrow Mouth Borosilicate Glass Reagent Bottle with Hexagonal Glass Stopper Material_PVC Pack of 24 rimless light-wallHexagonal hollow glass stopper resists rolling on the bench and pairs with a narrow mouth that minimizes evaporative loss during routine reagent storage.