ASTM

  • With Batch Certificate
  • Compliance with ASTM E-287 Standard
  • With Intermediate PTFE Key Stopcock And With Needle Valve Stopcock

Glass Boro 3.3 white printing Chemical Resistant

class A PTFE Stopcocks regulate the flow of liquids or low pressure gases & serve many functions in the laboratory & has the distinct advantages over glass for use with high vacuum & being much easier to clean due to grease free operation. For liquid applications, it also means that you will not contaminate your reaction mixture with grease. PTFE keys are interchangeable and replaceable so that there is no need for “matching the pairs” during cleaning. needle

Accessories like bottle & rubber below order separately

Ps: These burettes can also be supplied in amber color. Please ask for the same separately.