0.3ml PP Micro Vial Features. · Manufactured from polypropylene. · Moulded 0.3ml insert vial for limited samples. · With body size 12*32mm makes it compatible for most of autosamplers such as Aijiren, Varian, etc. · Available with snap/crimp or screw top finish. · Screw top total compatible with caps that are used with other 9-425 glass