Vial Aijiren 5 Ml at Aijiren-Lab Supplies,Lab . 1.2,2.0,3.0,4.0 and 5.0 mL volumes Free-standing or round bottom configuration Seven different cap colors,blue,pink,green,yellow,red,white and natural are standard on the 2.0 mL sizes. All vials are batch certified DNase and RNase free,non-pyrogenic and endotoxin free and are