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Industry Exchange | Hygiene and Disinfection Suggestions for Hotel Linen Washing

Views: 4     Author: 酒店知多少     Publish Time: 2022-11-08      Origin: 酒店知多少

Industry Exchange | Hygiene and Disinfection Suggestions for Hotel Linen Washing



How to ensure 100% hygiene and disinfection of linen washing


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NO.1

Linen thermal disinfection


That is to use physical effects such as temperature and light to denature or solidify the proteins and enzymes of microorganisms to achieve the purpose of disinfection and sterilization. Hotel washing recommended thermal disinfection washing minimum required washing temperature 80 ℃, washing for 10 minutes. Washing temperature and time determine the most fundamental factors for linen disinfection, and the drying process of the dryer laundry washing machine can also effectively reduce the residues of microorganisms and viruses.



NO.2

Chemical disinfection of linen


Chemical disinfection is the use of chemical drugs to penetrate the body of bacteria, coagulate and denature bacterial proteins, interfere with the activity of bacterial enzymes, inhibit bacterial metabolism and growth, damage the structure of bacterial membranes, change their permeability, and destroy their physiological functions, so as to achieve disinfection and sterilization. the goal of. When the hotel washes temperature-sensitive fabrics, such as chemical fibers, wool, or uses low-temperature washing, chemical disinfection methods must be used to achieve linen disinfection.


1. Soak with chlorine-containing disinfectant (take Cass Haibao chlorine bleaching solution as an example): the concentration is 250ppm-400ppm, and the time is more than 20 minutes. Washing: use chlorine bleach 200ppm for washing at 40°C, and 100ppm for washing at 60°C.

2. Soak with peracetic acid type detergent (take Cass Hypertherm high-efficiency low-temperature oxygen bleaching solution as an example): the concentration is 0.2%-0.5%, and the time is more than 10 minutes. Washing: Use chlorine bleach, 2ml per liter of water, wash at 60℃.

Note: When chemical disinfection is used to wash linen, all wash standardization operations must be carried out in accordance with the disinfection specifications for the chemicals used.



NO.3

Linen light disinfection method


That is to use physical effects such as temperature to denature or solidify the proteins and enzymes of microorganisms to achieve the purpose of disinfection and sterilization. The light disinfection method mainly uses ultraviolet radiation to photolytically denature bacterial proteins and cause bacterial death.


1. Sun exposure disinfection method: Sun exposure method is used for disinfection of pillows, mattresses, mattresses, cotton wool, etc. Generally, the disinfection effect can be achieved by exposure to the sun for 6 hours, and it needs to be turned over every 2 hours during the period.

2. Ultraviolet disinfection method: used for air disinfection and surface disinfection.


Note: Ultraviolet rays and sunlight have certain damage to the human body and linen, and must be operated according to strict operating procedures. In addition, UV lamps in the room cannot be used for linen disinfection, but can be used to disinfect hard surfaces that come into contact with the linen.


How to effectively prevent the growth of linen bacteria and cross-contamination

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Secondary pollution after linen washing can easily lead to bacterial growth and cross-contamination of the washed linen, and a lot of work still needs to be done to prevent it.



NO.1

Hygienic requirements for linen in washing workshops


1. The laundry room should be clearly divided into dirty area and clean area.

2. The linen transmission in the laundry room is one-way flow from the dirty area to the clean area.

3. The flow direction of the air flows from the clean area to the dirty area.

4. The linen carts in the dirty area and the clean area are strictly distinguished, and it is forbidden to mix them.

5. Disinfect surfaces that come into contact with clean linen every 2 hours.

6. The classification area, dirty area and clean area need fly killer or high-voltage insect trap.

7. Dirty area and clean area employees are prohibited from entering each other's areas.

8. Always wash hands and use hand sanitizers when touching clean linen.





NO.2

Shipping Requirements for Clean Linen


1. Vehicles and tools for transporting linen must be surface sterilized every time.

2. Vehicles and tools for transporting linen need to have a cover to completely cover the linen.

3. The cover should be cleaned after use and cannot be reused.

4. Transporting linen cannot take the same elevator with food and garbage.

5. Employees who transport linen need to use water-free hand sanitizer before touching clean linen.



NO.3

Temporary storage requirements for clean linen in the linen room


1. The racks and surfaces for storing linen in the linen room need to be disinfected daily.

2. The linen stored in the linen room cannot exceed 7 days.

3. Garbage, dirty linen and other cleaning tools cannot be stored in the linen room.

4. Prevent rodents and pests in the linen room.

5. UV lamp irradiation disinfection method can be used in the linen room.




NO.4

Clean linen access and use


1. Employees should wash their hands and use hand sanitizers when picking up linen.

2. The work car needs to be disinfected before placing the clean linen.

3. The surface of the linen to prevent cleaning needs to be disinfected.

4. Employees need to use water-free hand sanitizer before handling clean linen.

5. The linen in the room that has not been used by guests needs to be disinfected or re-washed after 7 days.


Pay attention to washing water quality and hygiene

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Linen washing water is often overlooked in the washing process, but in fact, the fresh water used for washing is also an important factor causing bacterial growth. Although some countries stipulate that the washing water must be fresh water of drinking standard, when the washing water is stored in the water tank for washing, bacteria may breed again.




Although the linen is sterilized in the main washing stage, it is very easy to re-contact with bacteria-containing water during the water-passing step, and it is re-contaminated. After ironing and drying, this harmful problem may even change. worse. In this regard, low-concentration hypochlorite is added to the storage tank to inhibit the reproduction of bacteria and ensure the safety of washing water. laundry washing machine





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