Certified 2 mL Wide Opening Screw Top Glass Vials Clear 100/pk Clear, write-on spot 100/pk Amber 100/pk Amber, write-on spot 100/pk Clear 1000/cs* Clear, write-on spot 1000/cs* Amber 1000/cs* 5188-6536 Amber, write-on spot 1000/cs* 2 mL Deactivated Wide Opening Screw Top