朝陽(yáng)
朝陽(yáng)

ZhongHaiDe (Fujian) Industrial Equipment Co., established in 2014 in Fuzhou, is a leading equipment supplier in the field of automation in China.

Our company distributes globally renowned brand industrial automation products mainly from Europe, the United States, Japan and other developed countries,such as ABB, Foxboro, Yaskawa, Sew and so on.

Among all these companies, Yaskawa as a world class Transmission Product Manufacturers from Japan, which has a history more than 100 years. It provide a lot kinds of products, such as inverters, servo drives, controllers and robots. It can provides our customers a lot of choices.

With professional and first-class technology and business team, our company provides customers with high quality products and perfect after-sales service. And we he formed a mature model for service of system users. It has realized the humanization of services, the simplification of processes and the standardization of management, effectively helping customers extend the life cycle of electrical equipment and reduce Operating costs, control the risk of stop production, increase production efficiency!

Our products are reliable and cost-effective, if you want to know more about our products, just click here: http://www.zhdfj.com/. or: fjzhdcm@outlook.com or ayj897463393@gmail.com. also you can add wechat :13376990653. QQ:3004650323  We’re looking forward to your visit.

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8025B214二級(jí)反滲透對(duì)一級(jí)反滲透產(chǎn)水進(jìn)行拋光處理，二級(jí)RO產(chǎn)水的水質(zhì)可達(dá)到4兆歐。在二級(jí)RO進(jìn)水中加堿有4個(gè)原因：a.在pH8.2以上，化碳全部轉(zhuǎn)化為碳酸根離子，碳酸根離子可以被反滲透脫除。而化碳本身是一種氣體，會(huì)隨透過(guò)液自由進(jìn)入RO產(chǎn)水，對(duì)于下游的離子交換床拋光處理造成不當(dāng)?shù)呢?fù)荷。b.某些TOC成分在高pH下容易脫除。c.化硅的溶解度和脫除率在高pH下高（特別是高于9時(shí)）。d.硼的脫除率在高pH下也較高（特別是高于9時(shí)）。