1.HPLC  caps are compatible with autosamplers

2. available in the color of silver, the material of aluminum or metal

3.diameter is 11mm ,    17.5mm ,  20mm

 4.the sealing type is open-top , crimp-top or thread-screw

5.the minimum order is one pack with 100 Nos of caps

 6.the cap can be sold alone or along with the vials and sept

7.chipboard divider packing cushions and protects vials during shipping

8.sample is free

9.OEM is accpted

10.custom order is accpted

you can contact with    nonnie at aijiren dot com dot cn  Ph:86 570 8016081