Nature floor del floor Portable Peristaltic Pump,Hand Held Peristaltic Pump,Battery Powered Peristaltic Pump,Sampler Peristaltic Pump Baoding Chuangrui Precision Pump Co., Ltd. , https://www.crprecisionpumps.com
2. Floors imported from Europe, product descriptions and outer packagings must have various signs, such as the European laminate flooring production association logo, the highest European environmental protection standard blue sky certification mark, the highest quality laminate flooring in Germany, etc. , Customs Duties, Customs EPLF Member Certificates, Quality Certificates, Certificate of Origin.
3, the general European imports of floor size are in 1285mm-1380mm, and domestic floor MDF substrate 1220mm × 2440mm, determines its length can only be 1210mm, thickness 8.3mm, and the back is smooth.
Of course, domestic manufacturers can also produce long-size products, but few, and increase production costs. In order to reduce the noise after pavement, the Cologne family of flooring in Germany designed the velveteen balance layer.
4, European imports of laminate flooring, pattern texture is clear, each suit and Kaikou enjoy the protection of intellectual property rights, the market has absolutely no pattern of color.
5, the bar code on the floor packaging, the German production of the floor code for the first three to 400 ~ 440, China's floor code for the first three to 690.
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It has the advantages of a peristaltic pump, and a single tube is used alone
without cross-contamination; a wide flow range, reversible forward and reverse operation.Replaceable
charging power, light and portable, flexible operation, can easily cope with stratified sampling, deep water
sampling, sampling of gas samples, high-viscosity liquids, suspended liquid containing tiny particles, etc. It is
especially suitable for field operations.
1. If it is an imported product, the product must have the name of the factory in Chinese, the factory address, the name of the product in Chinese, the rough packaging, the fuzzy Chinese Pinyin printing, the name of the manufacturer, the production address, and only the sales agent The address or telephone number is probably a fake product.
Portable Peristaltic Pump,