FILTERS - 4313 Annonces

Vendredi 10 janvier 2020

When selecting the filter paper, people should combine the Rf value of the separated object. For the compounds with slight differences in Rf values, slow filter paper can be used to separate the compounds clearly because using the fast filter paper will cause the inseparable weight...

Vendredi 10 janvier 2020

Vacuum filtration is a physical term, also known as decompression filtration and vacuum filtration, which has double meanings. In physical terms, vacuum filtration refers to the method of reducing the pressure in the vacuum filtration bottle by using the vacuum pump to achieve the...

Jeudi 09 janvier 2020

Hawach Scientific specialized in filtration products for more than decades years. All our filter papers are made from the imported membrane in the cleanroom. Before release to market, the products are consigned to the QC department for random inspection. In analytical chemistry, the...

Mercredi 08 janvier 2020

When the filter element has been used for a long time and the filtration speed still recovers less than ideal after recoil with the above method, the filter element can be removed and immersed in NaOH solution with a concentration of 2-4% for 4-8 hours. Then, clean water filtered...

Mardi 07 janvier 2020

It is widely used in steel, non-ferrous smelting, chemical, carbon black, building materials, electricity, and other industries. Polypropylene Needle Felt The PPF filter bag is designed for high volume and is suitable for tubular or open filtration systems. The ultra-long-life filter...

Mardi 07 janvier 2020

1.Nylon Features: Good high-temperature resistance, which can withstand 121°saturated steam autoclaving for 30 minutes, the maximum working temperature of 60 degrees Celsius; Good chemical stability, which can withstand a variety of organic and inorganic compounds such as dilute acids...

Mardi 07 janvier 2020

Hawach HPLC column is composed of a column tube, pressure cap, clamping sleeve (sealing ring), the screen plate (filter), joint, screw and so on. The column tube is made of stainless steel. When the pressure is not more than 70 kg/cm2, thick-wall glass or quartz tube can also be used...

Vendredi 03 janvier 2020

The vacuum filters are mainly applied for filtration of mobile phase of High-Performance Liquid Chromatography, particulate and microbiological contamination. They are the basic instruments in the chemistry lab. Particularly, the glass solvent filter can make filtration of all kinds...

Vendredi 03 janvier 2020

The nylon filter membrane is applied to many industries. It may be used for the water filtration in the electronic, microelectronic and semiconductor industry, filtration of tissue culture medium, filtration of drug solution, beverage, and high purification chemical products, and...

Vendredi 03 janvier 2020

The service life of filter capsule varies based on the raw materials adopted. Impurities in the water will clog the filter element as time goes by, and the activated carbon filter will absorb saturation. Therefore, the PP filter cartridge needs to be replaced in 3 months, and the...

Jeudi 02 janvier 2020

Choosing the right filter for your filtration will be a big help to make sure that you can get the desired results for your applications.You can select a suitable filter material and size, after you consider whether you need vacuum or gravity filtration. Since there are so many types...

Mercredi 01 janvier 2020

Quantité : 15 - Prix : 30usd+

Manual Zooming for Freer Capture By connecting to the dedicated mobile stabilizer app, ZY Play, via Bluetooth, microphone for smooth q allows instant zooming control of the camera right through the stabilizer. With a single push or pull of the switch, you can focus and capture the...

Samedi 14 décembre 2019

Plastic Auto Parts Sensor Mould HanKing Mould produce all different kind fuse and connector for international OEM company, we have a lot of experience to short the project development time. HanKing Mould serves for globally Automotive & Vehicle products customers, more than 10...

Vendredi 13 décembre 2019

Filter cartridge supplied by Hawach Scientific is suitable for a variety of filtration applications. Its special design can overcome the temperature and chemical compatibility limitations of traditional fiber media. And it will offer really high-temperature resistance and can withstand...

Vendredi 13 décembre 2019

Known as surface filtration, membrane filtration is a process that the solid particles can be separated through a very thin filter medium. The particles are usually larger than the pore size of the membrane. During separation, a semi-permeable membrane acts as a selective barrier...

Vendredi 13 décembre 2019

What is vacuum filtration? Vacuum filtration forms negative pressure in the filtrate outlet as the power of filtration. This kind of filtration machine is split into batch operation and continuous operation. Vacuum filtration equipment with batch operation can filter suspension liquid...

Vendredi 13 décembre 2019

HAWACH glass fiber extraction thimbles are made of 100% alkali-free glass fiber and processed at high temperature, which is adhesive-free and chemically inert. It can collect small and sub-micron particles. It is a high-efficiency filtering device that captures soot, acid mist, aerosol...

Vendredi 13 décembre 2019

In order to prolong the service life and obtain the best performance, there are some instructions to follow. It is better to spray the filter paper with water before using, because the dry filter paper has poor filtration effect and is easily been sucked away by the filter paper,...

Jeudi 12 décembre 2019

Vacuum filtration manufactured in Hawach Scientific has better experience in laboratory tests due to the elimination of chemical and mechanical pretreatment, and the ratios of filtration areas are extraordinarily improved. It can ensure an accurate and professional test work under...

Jeudi 12 décembre 2019

Because the cotton fiber in the filter paper has a good affinity with water, it can absorb about 22 percent of the water, in the form of a hydrogen bond with cellulose water has 6 to 7 percent. In general, it is very difficult to remove. Compared with the affinity with water, the...

Mercredi 11 décembre 2019

The filter capsule is also called the submerged filter, it uses a folding membrane with a large filter surface area. It is suitable for the filtration of a large volume of solution. The shell of the filter capsule is made of polypropylene and does not contain any adhesives and other chemicals...

Mercredi 11 décembre 2019

Membranes filter is frequently used for purity during clarification and sterilization procedure, it is often fit for general biological filtration, particle retention, and removal for aqueous solutions. Membranes filter provided by Hawach scientific are available in two types: one is roll type...

Mercredi 11 décembre 2019

Syringe filters are used in a wide range of laboratories to provide fast and efficient water and organic solution filtration solutions. It is made from a variety of membrane filters containing polypropylene housings, and special injection molding processes increase burst pressure...

Mardi 10 décembre 2019

Filter housing supplied by Hawach Scientific is cost-effective that is both durable and reliable. It is fabricated using sturdy and high-grade materials to make it even more demanding. The possibility of contamination is avoided with the fluid traveling in different layers. Besides...

Mardi 10 décembre 2019

Nylon membrane filters are suitable for use with high PH samples; PES membranes filters are fit for filtration of compatible organic solvents and aqueous samples; PP membrane filters are widely used in analytical and research applications for the pharmaceutical, environmental, biotechnological...

Mardi 10 décembre 2019

PP Filter Cartridge PP filter cartridge is made of polypropylene ultrafine fiber hot melt and wrapped. The fiber randomly forms the three-dimensional microporous structure in space. The pore diameter is distributed in a gradient along the filtrate flow direction. It integrates surface...

Mardi 10 décembre 2019

Mixed cellulose ester (MCE) filter membrane is made of refined nitrocellulose and added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc. It is hydrophilic, non-toxic and hygienic. The MCE filter membrane is mainly used for filtering aqueous solutions...

Lundi 09 décembre 2019

Quantitative filter paper is used in precipitation weight analysis. Because the quantitative filter paper has been treated with hydrochloric acid and hydrofluoric acid, the ash content after burning is negligible, so it is also called ashless filter paper. The following are the specific...

Mercredi 04 décembre 2019

TD300 model Electric Gas Commercial Donut Fryer With CE-Yufeng Automatic frying, turn-over and cooling with manual cutting and glazing, our TD300 donut system is the leading midsize donut production system. It includes feeding table, fryer, rack loader, oil filter, glazer and support tables...

Mardi 03 décembre 2019

Bonjour cher monsieur, J'espère que vous allez bien, je suis Youness de WUNDER FILTRE Istanbul, Turquie. Permettais-moi de vous présenter notre société de la fabrication des filtres de haute qualité. Voici ci-dessous une brève introduction sur notre société WUNDER FILTRE A.Ş: WUNDER...