500ml 29/40 Graduated Narrow Mouth Glass Erlenmeyer Flask Conical Flask Ground Joints

500ml Graduated Narrow Mouth Glass Erlenmeyer Flask Conical Flask 29/40 Ground Joints Description: Material:glass Capacity:500ml Feature: 500ml graduated glass erlenmeyer flask Made from borosilicate with low thermal expansion rate,high temperature tolerance, high strength and hardness High chemical properties,base resistance and acid resistance Narrow mouth design with 29/40 ground joints Large marked metric scale,easy to read Fit for lab chemistry experiment Package included: 1X 500ml Glass Erlenmeyer Flask