We are the maker of borosilicate capillary glass tubes from china.Our standard sizes are as below:
Outer diameter:1mm,1.5mm,2mm;Wall thickness:0.1mm,0.2mm;Lenght:75mm,100mm,120mm;
Special sizes are also available upon buyer's requirements.
Sterilized with epoxyethane;It is used for the blood collection in hospitals.
Packed in seaworthy cartons,20,000pcs/carton;
Good quality at competitive prices are available.
We have exported them USA,UK,Japan etc.