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How to Open Ampule Containers

Please open the ampule container following the steps below in order to use the reagent safely.

TCI has three types of ampule containers.
- Ampules with a Colored Dot
- Ampules with a Cutting Line
- Ampules without a Colored Dot or Cutting Line

Name of Each Part

Opening Method for Ampules with a Colored Dot

1. Tap the head or tilt the ampule slowly to drop the chemical liquid into the body if it is in the head part.
Note: Please be sure to confirm that the chemical liquid is not in the head before opening the ampule.

2. Hold the body of ampule facing the colored dot (the side of the crack on the neck part).


3. Put the thumb of your dominant hand a little above the colored dot, and hold on the opposite side tight with your forefinger.


4. Snap the head of ampule by pushing to the opposite side.
Note: Please be careful not to injure your fingers with the cut part.


Undesirable Cutting Method
Part of head or neck might be damaged if you cut the ampule like in the following cases.

- Case of holding away from colored dot


- Case of not facing the colored dot


- Case of opening with one hand

Opening Method for Ampules with a Cutting Line

1. Tap the head or tilt the ampule slowly to drop the chemical liquid into the body if it is in the head part.
Note: Please be sure to confirm that the chemical liquid is not on the head before opening the ampule.

2. Hold the body of ampule with facing the side of the crack on the neck part.


3. Snap off the head of ampule by bending.
Note: You can cut off from anywhere because the ampule has the cutting line around the neck. Please be careful not to injure your fingers on the cut part.

Opening Method for Ampules without a Colored Dot or Cutting Line

1. Tap the head or tilt the ampule slowly to drop the chemical liquid into the body if it is in the head part.
Note: Please be sure to confirm that the chemical liquid is not in the head before opening the ampule.

2. Make a crack around the neck of ampule using an ampule cutter or emery paper.
Note: Please be careful not to break the ampule by making the crack too strongly.

3. Cut off the ampule with your dominant hand holding the body (similar to the steps 2-3 on "Opening Method for Ampules with a Cutting Line" above).
Note: There is the case that the ampule might not cut off clearly because of the crack. Please be careful not to get injured.