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Monday, July 08, 2019

1.Classification of extraction thimbles The extraction thimble, as its name implies, is a cylindrical element used for extracting. According to the material, it can be divided into three categories: cellulose exaction thimbles, glass fiber exaction thimbles, and quartz fiber exaction thimbles...

Monday, July 08, 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...

Monday, July 08, 2019

First, the continuous polypropylene long fibers produced by the melt-blown process are wound with polypropylene as raw material. Second, high filtration accuracy, large flow rate, uniform structure, large contamination capacity, and long service life. Third, good chemical compatibility...

Monday, July 08, 2019

People should face are a lot of problems when using SPE cartridges. As a consequence, we will talk about why the cartridge has a low recovery rate in the experiments. The first reason for the low recovery rate is that the target object does not remain sufficiently on the fillers....

Friday, July 05, 2019

We recommend materials and applications of two kinds of extraction thimbles in Hawach. The material of extraction thimbles Due to different materials of extraction thimbles, two types of extraction thimbles are sold in the Chinese market. Cellulose extraction thimbles: high-grade...

Thursday, July 04, 2019

The filler of polymeric HLB SPE cartridges produced by a special copolymerization technology contains a certain proportion of the hydrophilic group and the hydrophobic group. Hydrophobic divinyl benzene structures retain nonpolar compounds and hydrophilic n-vinyl pyrrolidone structures...

Thursday, July 04, 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...

Wednesday, July 03, 2019

Capsule filters are available in various sizes and can be autoclaved, which have four interfaces, two of which inlet and outlet of the filtered liquid are in the middle. One of the two sides is a vent, the other is a drain. Features of capsule filters 1. 1/4 male thread interface...

Tuesday, July 02, 2019

Wormhole Tattoo Complete Starter Tattoo Kit Tattoo Power Supply Kit 40 Tattoo Inks 20 Tattoo Needles 2 Pro Tattoo Machine Kit Tattoo Supplies TK1000088 About the product - Complete professional tattoo kits is a good choice for BEGINNERS, LEARNERS, TATTOO ARTISTS. - 1 x 10 wrap coils...

Monday, July 01, 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...

Sunday, June 30, 2019

Padieoe Tattoo Pen Rotary Machine with DC Clip Cord About the product - Padieoe rotary tattoo pen could be used both shading and lining. - Weight：165G(5.82oz）. - Stroke: 3.5 mm; Operating voltage: 5-13 V DC. - Seamless, autoclavable, telescopic grip feature is compatible with all needles...)

Saturday, June 29, 2019

NEW!!! Custom engraving belongs to your tattoo pen only!!! Note: Any letters,numbers are available. Custom Engraved Time: 3-5 days About the product - Wormhole tattoo pen comes with comfortable, ergonomic and lightweight design; optimal maneuverability. And compatible with all cartridge needles...

Friday, June 21, 2019

Hawach Scientific co., Ltd. provides PES pleated filter cartridge with high performance. PES uniform pore size distribution enables the filter elements to have excellent bacterial interception ability. PES has been widely used in medicine, biology, beverage and drinking water due...

Friday, June 21, 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...

Wednesday, June 19, 2019

Hawach scientific takes filtration technology as its core and manufactures high-quality filtration products. Our products after years of research and development, the use of advanced technology and first-class production equipment, to provide customers with all kinds of high-quality...

Wednesday, June 19, 2019

SPE cartridges, with a full name of Solid Phase extraction cartridges, is also called the SPE column( solid phase extraction column). The solid phase extraction column/cartridges is a pretreatment device for the sample being analyzed, which developed from the chromatographic column...

Saturday, June 15, 2019

What is SPE Cartridge? The term SPE cartridges is short for Solid Phase Extraction cartridge. It is a kind of sample preprocessing equipment (extract, separate and concentrate) which is developed from the chromatographic column. SPE cartridge is mainly used for preprocessing of the...

Thursday, June 13, 2019

A. Cellulose Extraction Thimbles 1. 60% high purity grade polar fiber+40% refined cotton fiber no any binding agents which make it has stronger mechanical strength and stronger retention 2. 6 wall thickness optional to meet different retention and wet strength, dry strength increasing...

Wednesday, June 12, 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Wednesday, June 12, 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Tuesday, June 11, 2019

Hawach Scientific Nylon membrane has natural hydrophilic, wide chemical compatibility, without surfactant. Nylon folding filter elements in the production process strictly control the production environment to ensure the quality and cleaning of the filter elements. The overall sealing...

Tuesday, June 11, 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...

Thursday, June 06, 2019

Activated carbon filter cartridge(CTO) is a new type of deep filter, it is made of high quality activated carbon as a raw material in the low hot melt adhesive composition of its structure, continuous extrusion molding. The carbon core has excellent adsorption performance of granular...

Thursday, June 06, 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...

Thursday, May 30, 2019

Quantity : 1 - Price : 1,00 €

Solid-phase extraction (SPE) is a useful method of sample preparation. By sorting onto a disposable solid-phase cartridge, it can concentrate and purify analytes from solution. But sometimes, the results are unsatisfied with the poor and non-repeatable sample recovery. To avoid it...

Wednesday, May 29, 2019

Quantity : 1 - Price : 1,00 €

The installation method of the extraction thimble is divided into vertical lifting, oblique mounting at a specific angle, flange mounting, and the like. The automatic cleaning method commonly used in the extraction thimble is high-pressure gas pulse back-blowing and mechanical vibration...

Monday, April 29, 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...

Friday, March 29, 2019

Cartridge mechanical seal is assembled by the rotary ring, stationary ring, spring, secondary seal( o rings, PTFE), gland and other mechanical seal parts together as a collection, known as the cartridge seal, sometimes also called the cartridge mechanical seal. - Features of Single...

Friday, March 29, 2019

Flygt mechanical seals are usually used in the Swedish ITT Flygt mixer and submersible sewage pumps. They are one of the essential Flygt pump parts for mechanical seal Flygt pump . The structure is divided into old structure, new structure(Griploc seal) and cartridge mechanical seal...

Friday, March 29, 2019

Cartridge mechanical seal is the rotary ring, stationary ring, spring, auxiliary seal, bushings, glands, Gasket and static seal, total 7 components together into a collection. Therefore, the installation of the machine is more convenient, faster, reliable, welcomed by users all over the world...