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food packaging materials 's qualifications and internationally authoritative certifications
Picture data of homemade fish tank cylinder filter I just made the number,Give you a design plan to adopt!This is what I do with my fish tank,In the place where the hole is opened, the screw cap water pipe is connected,If a sealing ring is added in the middle, it will not leak,Not counting the total down of the pump less than 50 yuan PVC 110 thick tube 40 with two blocks 15 yuan.The rest of the tube is less than 10 yuan cheaper, and the joint costs 15 yuan enough to buy a 60 W water pump for 47 yuan.Homemade is not recommended.The cost of self-control without long-term hands-on is higher than that of ingredients.

The Demi Co, Ltd. branded absorbent pads is exported to the global market with high quality as a word of mouth. Enterprise spirit: Integrity, responsibility, dedication Core value: Create value and serve society Enterprise philosophy: Compete fairly, cooperate jointly, benefit mutually Demi Company's aroma beads can be applied to different fields and scenes, which enables us to meet different requirements. Demi Company has created a number of successful series, and super absorbent polymer is one of them. The product is strictly tested by our quality experts on a series of parameters, ensuring its quality and performance. With superior wicking, the product effectively prolongs the extend the shelf life of the food. By years of accumulation, Demi Company has established perfect quality assurance and managing system to assure super absorbent polymer's quality. Its natural fiber surface does not destroy the fragile food. we hopes to cooperate with you for a win-win situation. If interested, please contact us.

What is the filtration accuracy of the RO film? Matters needing attention1. the box for storing membrane elements should be kept at normal temperature to avoid direct sunlight. If the polyethylene bag is damaged, a new protective solution (sodium bisultan) should be added to the bag to avoid air drying and prevent biological growth.2. the water produced after one hour of membrane operation needs to be discharged.3. when storage, transportation and system shutdown, the original film must be immersed in the protective solution to prevent biological breeding and avoid freezing. The standard storage solution contains sodium bisultan and sodium bisultan (food grade) of 1% weight ). For short-term storage (within a week or a week), a 1%-weight sodium bisultan can prevent biological growth.4. once the original film is wet, it should always be moist.5. the operating pressure should be equal to or not less than the inlet/concentrated hydraulic pressure. Membrane damage due to back pressure during operation is not
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