PURIFICATION - 1013 Annonces

Lundi 16 septembre 2019

The extraction is divided into liquid phase extraction (LLE) and solid phase extraction (SPE). SPE technology is a column chromatography separation process. The technology is a combination of liquid-solid extraction and column liquid chromatography. The combination of this technology...

Mercredi 11 septembre 2019

Flash chromatography is one of the methods in the preparation of liquid chromatography and is usually used for the separation of organic compounds. Flash chromatography has the advantages of ease of operation, low cost, and fast analysis. There are few other techniques for purifying...

Mercredi 11 septembre 2019

Generally, there are five types of filter capsule based on the membrane it contains, which includes PES, PP, PTFE, Nylon and GF type. The former three types are widely applied in various fields and receive great feedback from the users. - PES Filter Capsule - The PES filter capsule...

Mardi 10 septembre 2019

1. Advantages and disadvantages of commonly used extraction solvents Acetonitrile: easy to salt out; compatible with LC/MS; difficult to concentrate Acetone: not easy to salt out; easy to volatilize, concentrate Ethyl acetate: immiscible with water; less extraction of impurities;...

Lundi 09 septembre 2019

A commercial deck oven is a crucial piece of baking equipment when seeking to attain a beautiful, crusty loaf of bread. Having a quality deck oven is just as necessary for a bread bakery as heavy duty spiral mixer. While these ovens tend to take up more real estate in a bakery and...

Lundi 09 septembre 2019

A commercial deck oven is a crucial piece of baking equipment when seeking to attain a beautiful, crusty loaf of bread. Having a quality deck oven is just as necessary for a bread bakery as heavy duty spiral mixer. While these ovens tend to take up more real estate in a bakery and...

Mardi 03 septembre 2019

The basic principle of SPE cartridges is that the liquid sample is made to pass through the adsorbent to retain the tested substance, and then the impurities are washed away with appropriate strength solvent, and then the tested substance is eluted with a small amount of good solvent...

Samedi 17 août 2019

Liquid filter housings, as a kind of indispensable device for conveying medium pipeline, can make the contaminated liquid to achieve a certain degree of cleanliness requiring by production and living. - Features of liquid filter housings: - 1. Easy installation and connection, simplified...

Jeudi 15 août 2019

Review the article that I had written for product introductions, it seems that the content which making fun of products basically does not have, a person with the label of “warm person heart” is wearing very tired. The things about making fun are so cool to be said completely by naked...

Jeudi 15 août 2019

The similarities FLASH and SPE are all column chromatography separation technology. FLASH is a fast separation mode for preparative chromatography, using optimized pre-packed low and medium pressure columns for chromatographic separation. The separation mechanism, stationary phase...

Mercredi 14 août 2019

After years of development, the QuEChERS pretreatme nt method has been continuously improved and broadened by researchers as a simple and rapid residual pretreatment technology. The application target also has been extended from the highest moisture content of vegetables and fruits...

Mercredi 14 août 2019

Syringe filters are available out-of-the-box, no need for membrane changes and cleaning, and allow easy purification or detoxification of various solutions, including cell and microbial media, reagents, and additives, protein solutions and buffers. - Maintenance of a syringe filter - 1...

Lundi 12 août 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Lundi 12 août 2019

The filter capsules are ready-to-use units for the filtration of media containing particles. They are also used for removing biologicals in pharmaceutical and biotechnology applications. Other applications are like easy sample preparation, separation of cell debris, filtration of...

Lundi 12 août 2019

Solid phase extraction principle Solid phase extraction is a separation technique that combines selective retention, selective elution, and the like. When a complex sample solution passes through the sorbent, the sorbent selectively retains the aimed compound and a small number of...

Samedi 10 août 2019

Quantité : 10000 - Prix : 1-10000 USD

KWD/RD space esp dust collector uses high-voltage DC electric field to make the dust particle charge in the dust-containing gas to deposit on the surface of the sedimentation level under the action of the electric field force. The dust falls into the device so that the flue gas passing...

Vendredi 09 août 2019

- Some Tips In QuEChERS D-SPE? - Why choose anhydrous magnesium sulfate as a water remover? In the d-SPE purification process, the moisture content plays a crucial role in the purification effect of PSA. The lower the moisture content, the better the purification effect of PSA. Experiments...

Jeudi 08 août 2019

Flash columns adopt high-capacity silica gel for precise filling, which has very excellent separation and purification performance. The specific surface area of high-capacity spherical silica gel is 40% higher than that of ordinary spherical silica gel, and the sample loading is twice...

Jeudi 08 août 2019

The membrane filter is widely used in today's life, including ultrafiltration membrane, microporous membrane, nanofiltration membrane, microfiltration membrane, mesopore fiber ultrafiltration membrane, etc. Role of the membrane filter 1. Treatment of solute separation and concentration...

Mercredi 07 août 2019

Food safety testing is a major issue related to people's livelihood. In recent years, the QuEChERS method has been widely used in the pretreatment of food safety detection samples. In addition, the method has been applied to trace analysis. QuEChERS Application The international application...

Mardi 06 août 2019

The hydrophilic polyvinylidene fluoride membrane filter is commonly used for the purification and filtration such as tissue culture media, additives, and other sterilization filtration solvents, chemical raw materials, aseptic processing of reagents, and for filtration of high-temperature liquid...

Mardi 06 août 2019

HPLC is more suitable for the separation and analysis of substances with the high boiling point, poor thermal stability, physiological activity, and relatively large molecular weight. Hawach HPLC columns are widely used in the analysis of nucleic acid, peptide, lactones, polycyclic...

Lundi 05 août 2019

super duplex stainless steel pipe/stai nless steel pipe 201/stainless steel pipe/tube malay tube Product good price super duplex stainless steel pipe/stainless steel pipe 201/stainless steel pipe/tube malay tube Size Thickness 3 mm – 25 mm Outer Diameter 25 mm – 1000 mm Length 3m...

Samedi 03 août 2019

An air filter housing is a kind of air filtration device, as one of pneumatic three pieces, which are generally used to prevent dust for workshops, plants, operating rooms, laboratories or electronic mechanical communication equipment. - Filtration precision - The key to affect the...

Samedi 03 août 2019

In the application of membrane separation technology, the microporous membrane is the most widely used membrane variety. It is simple and fast to use and is widely used in many fields such as scientific research, food testing, chemical industry, nanotechnology, energy, and environmental...

Jeudi 01 août 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Jeudi 01 août 2019

As a core technology, JIUWU has become the largest ceramic membrane element producer and a world leader in cross-flow filtration. Electrodeionization (EDI) is a kind of pure water manufacturing technology which combines ion exchange technology , ion-exchange membrane technology and...

Jeudi 01 août 2019

QuEChERs is a sample treatment and purification technology for the detection of multiple pesticide residues in high-water-content food. Because it simplifies the previously complex extraction procedures and expands the scope of the extracted pesticide residues, QuEChERs becomes an...

Mercredi 31 juillet 2019

Bag filter housings are multi-purpose filter equipment with the features of novel structure, small size, simple and flexible operation, energy saving, high efficiency, airtight work and strong adaptability. Otherwise, they are very convenient to replace the filter bags and there is...

Mercredi 31 juillet 2019

Membrane Filter Water Treatment Membrane filter water treatment is a solid-liquid separation technology. It filters water through membrane holes and retains impurities in water without chemical changes. However, due to the very small size of the membrane holes, there are some corresponding...