Set of 2 Graduated Test Tube 30ml Capacity Glass Bulb but very easy to store

but very easy to store and use

Premium Quality: Magnifier Set is made of high-grade construction all the way through

100ml Capacity

When the Bi-Metal Strip is Heated

The pointer mechanism and metal cans are placed behind the glass cover for easy observation

Set of 2 Graduated Test Tube 30ml Capacity Glass Bulb but very easy to storeIncluded: Set of 2 Graduated Test Tube 30ml Capacity Heavy Duty Borosilicate Graduated Glass. Autoclavable, with superior chemical durability. Low temperature gradient can withstand high temperatures & thermal shocks. Premium Quality: Glassware is made of high quality, heavy duty, Borosilicate 3. 3 glass. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with