All Categories > Closed Sampling > Closed Samplers for Liquids > Liquid Samplers > Internally coupled valves liquid samplers (S23 Series) > Email Page Email Page In Reference To : Comparison : Item # D1-T, Configuration with Threaded Connections (D1-T)Item # D1-W, With Welded Connections (D1-W)Item # D2, Continuous Needle Purge Configuration (D2)Item # D3, Configuration with Cooling/Heating Jacket (D3)Item # D4, Third Coupled Valve Configuration (D4) Your Information Send Email Cancel Required Fields * Recipient's Email * * Use Semicolon (;) for up to 5 addresses. Your Email * Your Name Send copy to self Comments reCAPTCHA E-mail addresses are used for this mailing request only and are not saved or used for any other purposes. For security purposes, your IP address will be included in the E-mail. Send Email Cancel