EXTRACTION - 1057 ads

Thursday, June 20, 2019

Extraction is often susceptible to matrix interference. One analytical method is fine in this matrix but can become problematic in another matrix. If we encounter such a situation, how can we improve the QuEChERS method to overcome it? For pesticide residues, most of the food samples...

Thursday, June 20, 2019

Suitable for Soxhlet-type and other similar devices, the extraction thimbles are used to adapt a sample of solid material to extract certain components out, with the addition of sufficient and appropriate solvent. Cellulose extraction thimbles which are made of high-quality alpha...

Wednesday, June 19, 2019

Take the example of pear test to check whether a pear is up to the standard. Prepare the environment The first step: Suitable Acetonitrile salting-out extraction environment was prepared. Make the pears into a puree, take 10g to QuEChERS centrifuge tube of 50ml. Add extract solution...

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...

Tuesday, June 18, 2019

A more efficient way to extract compounds from solid materials—Soxhlet extraction (also known as sand extraction). In the laboratory, Soxhlet extractor uses solvent reflux and siphon principle, so that the solid substance is continuously extracted by pure solvent, which saves solvent...

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

Package 1 QuEChERS extracting pesticide residues from plants Extraction box: 50 ml centrifuge tube + AOAC/EN salt pack 2 kinds of buffer salts: General buffer salt for phase-separation and pH-adjustment; Anhydrous magnesium sulfate completely separates water in the matrix from 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

A few days ago, I wrote a summary of the filter membrane. Many customers said that no product had no truth. So what I wrote today is a product that needs to be used in combination with microporous filter membrane – the solvent filter device. Technical parameters The solvent filter...

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

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...

Friday, June 07, 2019

QuEChERS method was originally applied to extract pesticides from fruits and vegetables. Whether under AOAC or EN stipulations, according to our products' Application and Test Report, we can see that the combination of salting out and d-SPE-purification in the initial liquid-liquid...

Friday, June 07, 2019

Extraction thimbles are a kind of cylinders used for filtering gas medium or liquid medium, which are divided into three categories in accordance with the material: cellulose, glass fiber and quartz fiber. Cellulose exaction thimbles are mainly used for general Soxhlet extraction...

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...

Wednesday, June 05, 2019

Hawach summarized the advantages of QuEChERS in eight aspects. 1. Recovery Rate QuEChERS technology has the advantage of high recovery rate. Experimental data show that the recovery rate of large quantities of polar and volatile pesticides by QuEChERS is above 85%. 2. Accuracy Laboratory...

Wednesday, June 05, 2019

Extraction thimble sizes should be decided as per users' specific applications. Every single size represents the particular practice of displaying the internal diameter and general length of the thimble in millimeters. Thus the extra allowance for the thickness of the thimble wall...

Wednesday, June 05, 2019

Economic Impact Analysis From the current US market price analysis, it's easy to find out that the quartz fiber extraction thimbles are priced much higher than the common extraction thimbles. The high-purity quartz fiber extraction thimbles are manufactured from pure quartz and are...

Saturday, June 01, 2019

Economic Impact Analysis From the current US market price analysis, it's easy to find out that the quartz fiber extraction thimbles are priced much higher than the common extraction thimbles. The high-purity quartz fiber extraction thimbles are manufactured from pure quartz and are...

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...

Saturday, April 27, 2019

Hawach Scientific Co., Ltd QuEChERS is a sample treating method, which means quick, easy, cheap, effective, rugged and safe. Our products include four types which are QuEChERS kit, QuEChERS extraction salts, QuEChERS dispersive SPE kit, QuEChERS dispersive absorbent, QuEChERS ceramic...

Sunday, April 21, 2019

Introduction to the walnut oil extraction machine Walnut oil extraction machine presses the walnut with a screw oil press. walnut oil press equipment can automatically control the temperature. With intelligent equipment, it can press in all seasons. The production will not be delayed...

Sunday, April 21, 2019

Soy oil is rich in linoleic acid. Linoleic acid has limited effect on reducing the risk of heart disease. As linoleic acid is not heat-resistant, it is easy to oxidize and polymerize after frying or repeated heat, which is very harmful to health. Press method is divided into two:...

Sunday, April 21, 2019

Gingelly oil making machine is mainly used for domestic processing. This product belongs to the hydraulic automatic oil extraction machine. the output is not high, but it is simple and convenient. There are hydraulic oil press and screw oil press. The screw oil press is also available...

Wednesday, February 27, 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...

Saturday, December 08, 2018

Quantity : 1,000 Metr - Price : US$ 195/- per Metric

We have Chrome Ore readily available in stock. It is 30.5% pure (chromite content). We can arrange more quantities on a regular monthly basis for shipments. Once we have firm orders, we can arrange by extraction through mining. Shipments can be arranged either on FOB ex-Karachi port...

Thursday, November 15, 2018

Bonjour, on est un groupement d'interet économique nommé 3ZOYOUT OUED OURIKA" dans le siège est à la commune rurale d'AGHMAT dans la province de Marrakech- Safi (Maroc). on possède une unité de trituration moderne d'extraction d'huile d'olive de deux phases. notre GIE réunit 5 coopératives...

Monday, October 22, 2018

Quantity : 500 kg - Price : 3800 $

Labellum GmbH offer a pure dose of CBD, with a CBD content of 99.6%. It makes them the purest CBD product on the market, ensuring you get nothing but unbridled CBD. In order to create such pure CBD crystals, we only use certified organic EU hemp that has been specifically bred for...