SEPARATION - 1322 Annonces

Vendredi 13 décembre 2019

FLASH column is a sample pretreatment technology developed by the combination of liquid-solid extraction and column liquid chromatography. It is mainly used for sample separation, purification and concentration which has been widely used in medicine, food, environment, commodity inspection...

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...

Jeudi 12 décembre 2019

QuEChERS is a streamlined technique that makes it easier and cheaper for analytical chemists to examine the pesticide residues in agricultural products. It is exploited by many professors of the American Ministry of Agriculture in 2003, especially Anastassiades. This technique shares...

Jeudi 12 décembre 2019

As a unique chromatography technique that pushes solvent through the column uses by compressed gas or a pump, flash column chromatography is highly appreciated as an advance technique because it makes flow rates of the solvent much faster than the gravity flow. Developed in the 1970's...

Mercredi 11 décembre 2019

Flow Process of HPLC column First, the solvent in the storage bottle is pumped into the chromatographic system by pump and then output, and then introduced into the sampler after flow and pressure measurement. Second, object to be tested is injected by the sampler, passes through...

Mardi 10 décembre 2019

The protective HPLC columns influence the separation result. First of all, the protective column has a good positive effect on the experiments. Even if the stationary phase is chosen incorrectly, the protective column can also be effective for separation. The protective column is...

Mardi 10 décembre 2019

To select the appropriate SPE cartridge, we normally consider it from two aspects: the selection of adsorbent and specification of the cartridge. The use of appropriate adsorbent can achieve good separation between interfering substance and target component, and also meet the requirement...

Vendredi 01 novembre 2019

Quantité : 200 units - Prix : 7000-28000 USD

Floor shot blaster is a kind of shot blasting machine for concrete floors, steel plates. The floor shot blaster can clean up the floatation and impurities on the surface of the concrete at one time. It can also roughen the surface of the concrete road to make it uniform and rough...

Mardi 29 octobre 2019

Quantité : 200 units - Prix : 7000-28000 USD

We have blast room for sale! Air blast room with pneumatic media reclaim system – An economical alternative, vacuum reclaim systems utilize cyclone separators to recover usable media to the blast machine, while dust and broken-down media are drawn out into the dust collection system...

Mardi 29 octobre 2019

Quantité : 200 units - Prix : 7000-28000 USD

The Barrel Machine line provides outstanding performance and reliability. Designed for foundry, forge and heat treat requirements. The Barrel machine is the ideal solution to clean small to medium size parts that would normally become jammed in traditional Tumblast machine. The Barrel...

Mardi 29 octobre 2019

Quantité : 200 units - Prix : 7000-28000 USD

We have floor shot blaster for sale! Floor shot blaster is a kind of floor blasting equipment for concrete floors, steel plates. The floor shot blaster can clean up the floatation and impurities on the surface of the concrete at one time. It can also roughen the surface of the concrete...

Mardi 29 octobre 2019

Prix : 30-210 USD

Hard Gold PCB, immersion gold pcb, is to immerse the board in the plating tank and apply current to form a nickel-gold coating on the copper foil surface of the board. The electro-nickel gold is characterized by high hardness, wear resistance and oxidation resistance. Widely used in applications...

Jeudi 24 octobre 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...

Jeudi 24 octobre 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 filter with different geometries and cut-offs to meet your process requirements in viscosity, molecule size, impurity profile...

Jeudi 24 octobre 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...

Jeudi 24 octobre 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...

Jeudi 24 octobre 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 17 octobre 2019

Pendulum mill is also called as suspension roller or pendulum roller mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

Samedi 12 octobre 2019

The stationary phase, commonly known as the fillers, is the most central part of chromatography. People need to determine three aspects of stationary phase information in turn before determine how to select the kind of the stationary phase of the flash purification column. They are matrix type...

Samedi 12 octobre 2019

The filter cartridge is a professional term with the function of filtering and purification. It is also a simple device for separating the original fluid and fluid. It mainly includes gas-liquid separation, solid-liquid separation, exhaust and dust filtration, and environmental protection...

Jeudi 10 octobre 2019

Extraction thimble is an instrument for extraction and separation of organic compounds according to the principle of Soxhlet extraction. Extraction thimble provided by our company is made of high quality and purity materials, which is characterized by high mechanical strength and...

Jeudi 10 octobre 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

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...

Mercredi 09 octobre 2019

Generally speaking，with the increase of temperature, the viscosity of the mobile phase decreases. The situation will lead to an increase in the transfer rate of the substances. Thus the chromatographic separation effect will be better than before. Although the separation effect has been improved...

Mercredi 09 octobre 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Mardi 08 octobre 2019

The essence of the chromatographic process is the process of distributing the equilibrium of the molecules of the substance to be separated between the stationary phase and the mobile phase. The distribution of the different substances between the two phases will be different, which...

Lundi 30 septembre 2019

Pendulum mill is also called as suspension roller or Raymond mill. It is a "ring and roller" powder-making mill equipment, which is combined with air flow screening and pneumatic conveying. The pendulum grinding mill belongs to the roundel immovable mill and has high universality...

Lundi 30 septembre 2019

SMD means surface mounted diode. This is a better technology than the first generation DIP LEDs. The SMD type LEDs are mounted on an aluminum substrate and enveloped in an epoxy resin. SMD LED package size: 5050, 3030, 2835, 3535, etc. Overview of types of SMD LED White SMD LED...

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

HPLC columns are widely used in many fields, whose column efficiency, capacity, permeability characteristics, and service life are very important. After using for a period of time, there will be changes such as column pressure increase, column efficiency decrease, etc. If no measures are taken...