So that you can plan accordingly, Hampton Research will be closed Saturday, December 24, 2022 and will reopen Monday, January 2, 2023. All orders received after Friday, December 23 4:00 PM (Pacific Standard Time) will be processed Monday, January 2, 2023. Each and every one of us at Hampton Research appreciates your using Hampton Research crystallization research tools. As always, best of success with your crystals!