| 摘要 |
PROBLEM TO BE SOLVED: To prevent an occurrence of backflow attributed to a cover sheet material, elution of silicone oil into chemical liquid, etc.SOLUTION: A chemical liquid injection system 1 includes: an inner cylinder 120 having a compressible container body 121, and a tip 122 fixed to the container body 121 which is filled with chemical liquid; an outer cylinder 170 for accommodating the inner cylinder 120; and an injection device 110 having a pressing mechanism 130 for pressing the container body 121 on which the outer cylinder 170 is mounted. |
