Brand Name : Aijiren Product Name : Amber Reagent Bottle Material : High Borosilicate Glass Color: Brown Application: Laboratory or Teaching Specification : 50ml 100ml 250ml 500ml 1000ml Borosilicate Glass Graduated Amber Reagent Bottle autoclavable with Screw Cap GL45 100ml,250ml,500ml,1000ml,5000ml,10L,20L (100ml) – Gl 45 screw cap is a standard joint.