• qd-42

    Barrett style used in the determination of water in petroleum or bituminous products. Stopcock is PTFE.

  • qd-43

    Barrett style used in the determination of water in petroleum or bituminous products. Stopcock is PTFE. With an overflow tube.

  • qd-44

    Stopcock is PTFE.

  • QD-46

    Graduated distilling receiver with a top outer joint at a 105° angle. Used to withdraw a fraction of the distillate without interrupting the reaction process.

  • QD-47

    Graduated distilling receiver with a straight top. Used to withdraw a fraction of the distillate without interrupting the reaction process.