Want to Buy USED Glass Chromatography Column and Cold Trap

Looking for two items in used condition

  1. Summit Research 3x24 Chromatography Column https://summit-research.tech/product/3x24-chromatography-column/#cannabis-business

  2. glass cold trap BVV™ Glass Cold Trap - Ribbed (Made in USA)

This dewar style glass is designed to increase surface area for maximum vapor condensation and it also has 24/40 or 34/45 jointed connections to increase vapor flow. Note: The bottom joint will always be 24/40.