This standard specifies the product classification, technical requirements, test methods, inspection rules and markings, packaging, transportation, storage, etc. of glass separatory funnels and dropping funnels for laboratory use. This standard applies to separation funnels used in laboratories to separate two immiscible liquids with different specific gravity and dropping funnels used to add reagent solutions into reaction vessels.
QB/T 2110-1995 history
1995QB/T 2110-1995 Laboratory glass instrument separatory funnel and dropping funnel