Introduction to the use of colony counters

At present, there are many kinds of colony counters on the market, and the quality is not good. As a professional R & D and production, Beijing Zhongyi Boteng Technology Co., Ltd. has now withdrawn from the 4-digit colony counter, BOT-60, BOT-60A, with excellent varieties, accurate counting and durability.

Instruments and consumables for colony culture: colony counter BOT-60 (Zhongyi Boteng), constant temperature incubator, infrared sterilizer BOT-XDQ15A (Zhongyi Boteng), medium, inoculation needle, inoculating ring, smear stick, Inoculate the rod holder and the culture dish (the supply can be provided by Boteng).

The first step: cultivating colonies, refer to the national standard

Step 2: Colony count

Instructions:

Four-digit count, in line with international standards

1. Plug the power plug into the 220V power socket. Insert the probe into the probe socket on the instrument.

2. Turn the power switch to “ON” and the indicator light in the counting pool is on. At the same time, a bright "0000" is displayed in the display window, indicating that counting is allowed.

3. Place the bottom of the culture dish to be tested upward into the counting cell. Use a probe to count all the colonies one by one on the bottom of the dish. At this time, the colony is marked with a color, and the numbers in the display window are automatically accumulated.

4. Check carefully with a magnifying glass to confirm that the points are not missing, and the counting is completed.

5. The number in the display window is the number of colonies in the dish.

6. Remove the culture dish after recording the number. Press the "clear" button to display the recovery "0000" to prepare for the counting of another dish.


Fourth, matters needing attention

1. The instrument should be placed on a flat and stable test bench.

2. When counting colonies, do not tilt the probe too much. When you click down to the sense of bouncing, the number is entered.

3, the instrument should be moisture-proof, strong vibration, direct sunlight exposure, acid and alkali corrosion resistance, dust cover should be added after use.

4. Pay attention to prevent bacterial culture contamination counting pool.

5. The instrument and the probe should not be dismantled at will. If any fault is found, it should be repaired by experienced technicians.

6. After the instrument is used or placed for a long time, there will be dust on the surface of the magnifying glass. Clean it with purified water and wipe it clean with lens paper.

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