IONS - 2081 Anuncios

Wednesday 11 September 2019

Precio : 2200-2500USD

The Friendly Giant for All Light-weight Cameras If you are looking for a “camera-friendly” stabilizer for your mirrorless or compact digital camera, GoPro and even smartphone, Crane-M would be your ideal choice. We produce zhiyun crane gopro 5 and handle zhiyun crane 2. Exquisitely...

Tuesday 10 September 2019

According to the separation mechanism of substances, Chromatography can be divided into adsorption chromatography, distribution chromatography, ion exchange chromatography and the like. The operation mode of the adsorption thin layer chromatography refers to that the adsorption capacity...

Monday 09 September 2019

Name：Power dock desktop multi charger Function：Mouse pad, Pd charge and also wireless charge Capacity：10000mAh Battery：Li-ion battery Input: TYPE-C Max 30W Micro USB Max 18W （QC3.0) Output：USBA 5.0V/2.4A （Max） USBA 5.0V/2.4A （Max） USBA 5.0V/2.4A 9.0V/2.0A 12V/1.5A Max 18w TYPE-C 5V/3A...

Sunday 18 August 2019

Cantidad : 1 - Precio : 101,00 €

OXIMA3 MEDITECH Oxima3 Light weight vital signs patient Monitor It can be applied in the hospital's operation room ICU clinic section office Out-patient department sickroom and emergency treatment. Efficient performance Easy to use Four parameters: NIBP. SpO2. Pulse Rate. Suitable...

Friday 16 August 2019

- Category - In terms of the filler type, SPE column can be divided into four applications of silicone bonding matrix, polymer matrix, absorption matrix and specialized columns. Besides, the silicone bonding has four sorts—antiphase(C18 sealing end/uncapped/hydrophile, C8), positive...

Thursday 15 August 2019

Precio : 230,00 €

- Dcd771 20V max Lithium Ion 1/2 In compact drill driver delivers 300 unit watts out (UWO) of power to complete a wide range of applications - Dcs381 20V max Lithium Ion reciprocating saw with keyless blade Clamp allows for quick blade changes without touching blade or reciprocating...

Monday 12 August 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Monday 12 August 2019

The system of an HPLC column is composed of a liquid, a reservoir, a pump, a sampler, a column, a detector and a recorder. - The packing material of HPLC columns - The packing material has high carbon content, small surface polarity, very low chemical purity and high surface separation...

Monday 12 August 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...

Friday 09 August 2019

Lithium batteries are primary batteries that have metallic lithium as an anode, they are also referred to as lithium-metal batteries. Lithium-Ion Battery offers up to 20 times longer cycle life and five times longer float/calendar life than a lead-acid battery, helping to minimize...

Friday 09 August 2019

Dongjin Lithium iron Phosphate battery (LiFePO4) is comprised by cells of 3.2V each. LFeLi Battery offers up to 20 times longer cycle life and five times longer float/calendar life than lead acid battery, helping to minimize replacement cost and reduce total cost of ownership. Lithium-Ion...

Thursday 08 August 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...

Thursday 08 August 2019

Most common SPE cartridges are injection syringes made of polyethylene, in which there are two plugs made of polypropylene or fiberglass, with a certain amount of chromatographic adsorbent (filler) between the two plugs. SPE cartridges without sieve plate 1. Avoid “non-specific adsorption” 2...

Wednesday 07 August 2019

The principle of vacuum filtration is forming the negative pressure to drive the filtration at the outlet of the filtrate. This kind of filtration according to the forms of operation is divided into two types: batch operation and continuous operation. The vacuum filtration with batch...

Tuesday 06 August 2019

Ion-exchange solid phase extraction is widely used in biological samples and environmental monitoring. During the extraction process, the pH of the sample is adjusted so that the solute is easily ionized. The solute is exchanged from the resin by changing the pH or increasing the...

Saturday 03 August 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...

Saturday 03 August 2019

SPE cartridge can be divided into three classes on the markets: silica-based cartridges, polymer-based cartridges, and adsorption-based cartridges. And here we talk about the three types of silica-based cartridges. The first type is the C18 cartridges. This kind of cartridges bond...

Thursday 01 August 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...

Thursday 01 August 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...

Thursday 01 August 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...

Wednesday 31 July 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...

Tuesday 23 July 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...

Friday 19 July 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...

Wednesday 10 July 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...

Tuesday 09 July 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...

Tuesday 09 July 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...

Monday 08 July 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...

Thursday 04 July 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...

Monday 01 July 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...

Friday 21 June 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...