Aspirator Bottles with Tap Joints Has four raised ridges inside

Has four raised ridges inside tray help reduce specimens from sliding

Demonstrates the existence of different electrostatic charges

This real specimen of Hearts of 5 Different Vertebrates have been embedded in plastic for observation and study

This model can be used as a visual aid in schools for Geology lessons

a wall bracket

Aspirator Bottles with Tap Joints Has four raised ridges insideLarge Capacity 5L aspirator with Tap and Handle Hole. Ideal for bench top dispensing of common laboratory liquids distilled water etc. Features smooth operating leak proof stopcocks. Resistant to chemical attack and physical shock. Included: Volumetric Flask 500ml Heavy Duty Borosilicate Graduated Glass. Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with