About product and suppliers:
            972 glass funnel products are offered for sale by suppliers on Alibaba.com, of which funnel accounts for 22%, other lab supplies accounts for 12%, and laboratory bottle accounts for 1%. 

A wide variety of glass funnel options are available to you, 

There are 972 suppliers who sells glass funnel on Alibaba.com, mainly located in Asia. The top countries of suppliers are China, India, and Malaysia, from which the percentage of glass funnel supply is 97%, 1%, and 1% respectively.