PURIFICATION - 1013 Annonces

Mercredi 09 octobre 2019

Flash column chromatography is an easy and fast method to separate the complex mixtures. It can not only make the separation effect better but also shorten the time. How to put the sample into the flash column is of high importance in the preparation process of flash column chromatography...

Mardi 08 octobre 2019

It is not difficult to find the early application of QuEChERS in pesticide residue detection in China, mainly for single pesticide detection, and most of the extraction and purification targets are carbamate, organophosphorus and pyrethroid. With the development of technology, the...

Lundi 30 septembre 2019

As national powder R&D center, GUIKUANG has made much efforts and contributions for the development of powder industry more than 40 years. Raymond mill has been through decades of history in China. As one of earliest Raymond mill manufacturers, GUIKUANG keeps pace with the times...

Lundi 30 septembre 2019

1. Stainless steel filter cartridge shape is stable and its impact resistance and alternating load capacity are superior to other metal filter materials. 2. The pore is uniform and stable, the permeability is good, the pressure loss is small, the filtration precision is high, and...

Lundi 30 septembre 2019

The purifying agent holds an important position in the QuEChERS pre-treatment method. An appropriate selection and application of it would be necessary for the users to improve the efficiency of purification and accuracy of the sampling detection result. Selection of purifying agents...

Dimanche 29 septembre 2019

Hawach glass solvent filter is made of high-quality borosilicate glass, which can be used to filter various aqueous solutions, organic substances, and corrosive liquids. The glass Solvent filter is available in one liter and two liters and consists of a triangular liquid collection bottle...

Vendredi 27 septembre 2019

Ceramic membranes (Porous Ceramic Membrane & tubular ceramic membrane) are available for microfiltration, ultrafiltration and nanofiltration as single-channel or multiple-channel elements with channel diameters between 2 and 16mm. Their main characteristics of porous tubular ceramic...

Vendredi 27 septembre 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...

Vendredi 27 septembre 2019

Ceramic Nanofiltration membrane is relatively recent membrane filtration system, with the purpose of softening and removal of disinfection by-product precursors such as natural organic matter and synthetic organic matter. More ultrafiltration membrane system details here! CHARACTERISTICS...

Vendredi 27 septembre 2019

Nanofiltration (NF) or nanofiltration membrane technology is a relatively recent membrane filtration process used most often with low total dissolved solids water such as surface water and fresh groundwater, with the purpose of softening (polyvalent cation removal) and removal of...

Vendredi 27 septembre 2019

OMS skid-mounted (Organic Membrane Filtration System) refers to a form of overall combination of equipment frame and whole equipment. Organic membrane system means that a group of equipment is fixed on the chassis and can be used after moving. It is not necessary to install valves...

Vendredi 27 septembre 2019

In order to meet the scientific requirements of scientific research institutes and enterprises in the early research and development of feed liquid amplification, and we specially design and develop small & pilot machine, which can easily avoid many uncertain factors in the transformation...

Vendredi 27 septembre 2019

The organic membrane is a material having a selective separation function, and when there is a driving force on both sides of the membrane (such as a pressure difference, a concentration difference, a potential difference, etc.), the raw material component selectively permeates the membrane...

Vendredi 27 septembre 2019

The SS ceramic membrane module is designed by different applications. Stainless steel could be used as the material of module/housing, that is, ss membrane housing. JIUWU company could produce the extra large stainless steel membrane housing as customer demand, such as loading over...

Vendredi 27 septembre 2019

Ultrafiltration (UF) is a variety of membrane filtration in which forces, such as pressure or concentration gradients, cause separation through the semi-permeable membrane. High molecular weight suspended solids and solutes remain in the so-called retentate while water and low molecular...

Vendredi 27 septembre 2019

JIUWU company produces the ceramic ultrafiltration membranes with the pore size 20nm, 50nm and so on. JIUWU company offers a large choice of ceramic uf membrane with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile,...

Vendredi 27 septembre 2019

Reliable flash columns play a decisive role in a good chromatographic separation method, which ensures complete separation of valuable compounds and specific impurities. Choosing the right flash column is the most critical part of the purification process. There are two aspects should...

Jeudi 26 septembre 2019

Along with the rapid improvement of domestic technology, the QuEChERS analytical method is no longer just applied in the pesticide residue detection on food and fruits, but also used for the extraction and purification of cereal samples with low moisture content. Moreover, it is also...

Mercredi 25 septembre 2019

High temperature resistant α-amylases is a highly effective biological preparation refined by deep fermentation and purification of Bacillus Licheniformis. This alpha amylase powder has good heat resistance, widely used in starch sugar, ,, monosodium glutamate, organic acids and other...

Mercredi 25 septembre 2019

Alpha Glucoamylase, also known as glycosylase. It is an efficient biological preparation made by liquid fermentation and purification of Aspergillus Niger introduced from the United States. It can be used in the saccharification process of brewing to improve fermentation degree and...

Mercredi 25 septembre 2019

Knowledge of QuEChERS Quick, Easy, Cheap, Effective, Rugged, Safe are generally abbreviated to QuEChERS. It is a sample pretreatment method for agricultural product detection. It is used to absorb and remove impurity, and the operational principle is similar to high-performance liquid...

Mardi 24 septembre 2019

There are many factors to select a product, but on the way back, the only two words lingering in my mind are “parameters” and “Quality assurance”. All that's left is the word “Quality assurance”, which is getting bigger and bigger and more distinct and lingering – or, to put it more simply...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Stainless Steel Instrument Tubing Description Huashang instrument tubes are in a comprehensive range of corrosion-resistant stainless steels and nickel alloys protecting outdoor diameters from (OD) 2.0 to 38 mm. All sizes are provided with clean surfaces and shut...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Hydraulic Tubing Description Huashang Hydraulic tube in a comprehensive range of corrosion-resistant stainless steels and nickel alloys protecting outdoor diameters from (OD) 2.0 to 38 mm. All sizes are provided with clean surfaces and shut dimensional tolerances...

Vendredi 20 septembre 2019

Quantité : 500 - Prix : 7000-10000

The correct installation method of corn oil extraction process: Before installing the equipment, the newly purchased corn oil extraction machine should be cleaned thoroughly. Remove the spindle and the cage, and polish the outer surface, inner surface and screw feeder of the screw...

Mercredi 18 septembre 2019

It is well known that a large number of high-tech industries are inseparable from dust-free purification workshops, such as CCL circuit substrate copper clad laminates, PCB printed circuit boards, photoelectric LCD panels and LEDs, power and 3C lithium batteries, and some pharmaceutical...

Mercredi 18 septembre 2019

Selection of scavengers The conventional QuEChERS method only uses PSA which is too simple single that can no longer meet the complex matrix samples examination experiments. GCB (graphitized carbon black) can effectively adsorb pigments, non-polar interferences such as sterol due...

Mercredi 18 septembre 2019

The capsule filter is small in size and mainly used in purification and filtration of chemicals, pharmaceuticals, microelectronic reagents, etc. The filter medium is placed in the interior of the capsule filter in the form of folds, which enlarges the filtering area and ensures the...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This big dirt separator valve is used for water purification. Features 1. Easy to operate； 2. No water stop is required to clean the cavity body； 3. Dirt above 0.005 millimeters can be removed, and can absorb rust； 4. The large volume of waste collecting chamber...

Lundi 16 septembre 2019

Hawach Scientific provides a wide selection of flash columns, they are a quick and easy way to separate complex mixtures of compounds, and often used on a preparative scale to provide better separation and cuts down on the amount of time required to run column. We committed to providing...