What are the drainage system requirements for the clean area of u200bu200bthe GMP workshop? -common problem
Drainage system requirements for clean area of u200bu200bGMP workshop?
The drainage system in the clean area of u200bu200bthe GMP pharmaceutical cleanroom generally adopts diversion, and separate pipes for domestic pollution, production waste water and rainwater are set up to discharge. The drainage system must comply with the design specifications of water supply and drainage, as well as the relevant regulations of GMP; Class A clean room cannot be Set up a floor drain,...
Text label: GMP workshop requirements, clean area drainage system, GMP pharmaceutical cleanroom decoration company
Drainage system requirements for clean area of u200bu200bGMP pharmaceutical cleanroom?
The drainage system in the clean area of u200bu200bthe GMP workshop generally adopts diversion, and separate pipes for domestic pollution, production waste water and rainwater are set up to discharge. The drainage system must comply with the design specifications of water supply and drainage, as well as the relevant regulations of GMP; Class A clean room cannot be Floor drains should be set up. Class B and C clean rooms should avoid installing water hoppers and floor drains. In other classes of clean rooms, the number of water hoppers and floor drains should be reduced to a minimum. Floor drains in clean rooms should be made of materials that are not easy to corrode. , The inner surface is smooth and clean, not easy to scale, has a sealing cover, easy to open, can prevent waste water and waste gas from backflowing, allows to temporarily open the cover when washing the ground, and cover it when not in use. If necessary, the tank should be disinfected with disinfectant according to the product process requirements Bacteria, so as to better prevent pollution; clean room equipment connected to the sewer, cleaning utensils and drainage equipment below the discharge outlet must be provided with a water trap or a water seal device.
Auxiliary ventilation pipes or special ventilation pipes are arranged on the drainage risers, so that the harmful gases emitted from the indoor and outdoor drainage pipes can be discharged, and the water flow can be made smooth to prevent the water seal from being damaged; the steam condensed water should be returned to the boiler room. For direct discharge, a separate pipeline should be set up to prevent the steam back pressure behind the trap from flushing the residual soda water to other rooms through the sewers and floor drains, causing pollution; the main drain should not pass through a room with high cleanliness, and the main drain should try to Lay against the pillars and corners of the wall, and use steel wire mesh and cement powder for polishing; the acid and alkali waste water generated in the production process should be set up with special pipes, and PVC plastic pipes or engineering plastic pipes should be used to lead to the acid and alkali treatment device. Water buckets and sewers should be avoided as far as possible in clean areas, and sterile operation areas should be absolutely avoided. If installation is required, the design should consider its location for easy maintenance and cleaning, so as to minimize microbial contamination.
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