IONS - 2006 Annonces

Jeudi 01 août 2019

The flat sheet ceramic membrane is a new type of high temperature plate porous ceramic membrane, which is prepared by high temperature sintering process using inorganic materials such as alumina. Compared with the organic film, ceramic flat membrane has the advantages of good chemical stability...

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

There are two different cases of retention time: retention time drift and retention time fluctuations. The former means that the retention time changes only in one direction, while the latter refers to the fluctuation of the retention time without a fixed law. It is often helpful...

Mercredi 31 juillet 2019

Solid phase extraction (SPE), developed in the 1970s, can replace the traditional liquid-liquid extraction in many fields and has been applied more and more widely in the laboratory. The common solvent of SPE Hexane, isooctane, tetrahalide carbon, trihalomethane, dihalomethane, tetrahydrofuran...

Mardi 23 juillet 2019

Introduction of the flake graphite Flake-graphite is probably the most familiar of the natural flake graphite materials. Most people are familiar with the finely powdered graphite used as a lock lubricant, or the “lead” in pencils. Both of these products typically contain natural...

Vendredi 19 juillet 2019

Bonded-phase chromatography is a liquid-liquid chromatography method in which a stationary phase is covalently bound to a carrier particle, which overcomes the mechanical shock in the distribution chromatography, the constant loss of the stationary phase and the gradual change of...

Mercredi 10 juillet 2019

A bottle-top dispenser is a device installed at the mouth of a solvent bottle to take a large amount of solution and has been constantly updated and improved to meet the growing operational requirements of the laboratory for more than ten years. There are two kinds of bottle-top dispensers...

Mardi 09 juillet 2019

The reversed-phase HPLC columns may be repeatedly injected into a sample containing a strongly retained material, and in particular, the sorbent components such as large molecular weight or hydrophobic biological flow proteins and strong alkaline substances may be adsorbed on the silica medium...

Mardi 09 juillet 2019

Polymeric MCX SPE cartridges are used to extract strongly alkaline compounds. MCX is a mixed strong cation exchange adsorbent obtained by bonding sulfonic acid groups on highly crosslinked PS/DVB surface. It has both reverse phase and cationic exchange retentive properties and good...

Lundi 08 juillet 2019

SPE Technique Introduction SPE(Solid-phase Extraction), is an increasingly popularized technology of sample pretreatment, which is established on the basis of traditional LLE(Liquid-liquid Extraction). Combined with the substance interaction mechanism that like dissolves like, and...

Jeudi 04 juillet 2019

Activation, also known as solvation, add a suitable solvent to expand the functional groups on the adsorbent and remove possible interferences on the adsorbent. Equilibrium, remove the activated solvent to create a suitable solvent environment for sampling. Usually, use the same solvent...

Lundi 01 juillet 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Vendredi 21 juin 2019

The cation chromatography column is a kind of high-performance liquid chromatography, which is a liquid chromatography method for analyzing anions and cations. The method has the advantages of good selectivity, sensitivity, rapidity, and simplicity, and can simultaneously measure...

Vendredi 21 juin 2019

Normally SPE cartridge has two basic adsorption modes: target compound adsorption mode, impurity adsorption mode; 5 operation modes: gravity operation, manual positive pressure, centrifuge, negative pressure and positive pressure mode. Now let's review the whole process step by step...

Jeudi 20 juin 2019

Firstly, let's divide those bottle-top dispensers into 3 groups according to their materials A. Highly corrosion resistant materials such as PTFE, PFA, boron silicate, platinum, etc. Application: Resistant to high-temperature sterilization (121℃), withstand most of the acid, alkali...

Dimanche 16 juin 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 14 juin 2019

Hawach introduced the properties and application range of HPLC column stationary phase in the silica gel matrix. Silica gel matrix: Silica gel, weakly acidic, has a strong memory, used to separate non-polar, weakly acidic compounds, oils, etc.; C18, a silica-based uncapped reversed-phase...

Mardi 11 juin 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Jeudi 06 juin 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jeudi 06 juin 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jeudi 06 juin 2019

As one of the useful sample preparation technique, solid phase extraction can prevent many problems, such as incomplete phase separations, recoveries with poor quantity, waste of expensive fragile glassware, and extra disposal of organic solvents, which you may occur if you use the...

Jeudi 30 mai 2019

NHG60 Single Angle Intelligent Gloss Meter NHG60 gloss meter supplier features with 60° angle, manufactured according to ISO2813 and GB/T 9754. It is also compatible with the standards of ASTM D523, ASTM D2457. NHG60 conforms to JJG696 first class gloss meter working requirement,...

Mercredi 29 mai 2019

CTE & PPE Titanium Chlorination Electrolyzer Design & Fabrication Titanium chlorination electrolyzer nodes were made by insert substrate coated with mixed precious metal oxide catalysts and platinizing, a very large variety of anodes of applications in almost every possible...

Lundi 29 avril 2019

CN (cyanopropyl) solid phase extraction (SPE) cartridge, CN (cyanopropyl) is a weakly hydrophobic silica matrix filler, which can be used as a normal phase or reverse phase adsorbent. The non-polar or weakly polar acid, medium and basic compounds are extracted from the aqueous solution...

Mardi 26 février 2019

Organic membrane module is a complete unit composed of the membranes, housing, feed inlet, concentrate outlet, and permeate outlet. Organic membrane modules may contain different membrane configurations, including spiral and hollow fiber membrane. Organic membrane module is a complete...

Samedi 02 février 2019

Veterinary Ultrasound Machine 1. Veterinary Ultrasound Machine is used in livestock farms and animal clinics. The 3.5MHz mechanical fan sweep probe is suitable for pigs, sheep and pets. 2. Vet Ultrasound,Image can be exported,store 128 pictures, available data lines,Into the computer...

Samedi 12 janvier 2019

Cattle Prod Electric Livestock Prod Handle made of ABS materials, with Lithium-Ion rechargeable battery tube (2500mA) Input Voltage: 7V.Input Current: 0.82A.Power: 5W.Output: Transient Voltage: 9000V. Openrating Instruction: 1. Wrap strap around your wrist.2. Swift to "ON" position...

Vendredi 16 novembre 2018

Quantité : 15 pièces - Prix : €100/Unit

Kit Makita 18 volts sans fil et 15 pièces: Combi Drill (BHP451Z) Scie circulaire (BSS610Z) Pilote à impact (BTD140Z) Scie alternative (BJR181Z) Meuleuse d'Angle (BGA452Z) Torche (BML185) 3 batteries Li-ion 18.0V 3.0Ah (BL1830) Chargeur rapide (DC18RA - Chargeur de batterie Li-Ion)...

Jeudi 01 novembre 2018

Quantité : 1000 - Prix : 45,00 €

Si vous avez un intérêt quelconque, ce qui est app me: +86 13477020130 Le cardan JDY-S3 à 3 axes transforme votre smartphone en une caméra vidéo de qualité professionnelle. Il met à portée de main le prochain niveau de technologie de stabilisation de smartphone - vous permettant ainsi...

Mercredi 22 août 2018

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-909 Rechargeable ITE Hearing Aid Hearing Amplifier - Highest sound pressure level for input SSPL 90dB 126 ± 3dB Equivalent input noise level: ≤32dB Max. Output sound level gain: 35±5dB Reference Test Gain: 30±5dB Average Saturation Output(HF-Average SSPL 90)...