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The Knowledge of Cellulose Extraction Thimbles

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Quick Start Manual of Hawach Bottle-Top Dispensers

Thursday, June 20, 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Differences Between PVDF and PTFE Membrane

Thursday, June 20, 2019

PTFE stands for Poly Tetra Fluoroethylene. People generally call it non-sticking lining or easy-cleaning material. The material of PTFE has the characteristics of antiacid and antisolvent, which means it is hardly insoluble in all solvents. And PTFE is heat-resistant and with low...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Hawach Scientific Syringe Filter Material

Wednesday, June 19, 2019

Hawach Scientific Co., Ltd is main laboratory supplies and industrial filter manufacturing enterprises, from raw materials and production process to ensure the maximum quality monitoring, each batch of a strict quality testing and product warranty. At present, users are distributed...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
PP Pleated Filter Cartridges

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Brief Introduction to SPE Cartridges

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Three Ways to Clean Glass Solvent Filters

Tuesday, June 18, 2019

Hawach glass solvent filters is an important part of laboratory filtration, and many customers often encounter cleaning problems when using glass solvent filters. The conventional cleaning methods mainly include the following: 1. Soaking with an acidic solvent: The advantage of this...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Hawach High-Performance Extraction Thimbles

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 211808 Equipment goods
Nanofiltration Ceramic Membrane Element

Sunday, June 16, 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...

Jiangsu Jiuwu Hi-tech Co., LTD

  • jiuwu
  • 211808 - nanjing
  • 025 58109595
  • +86 025 58109595
Learn about SPE Cartridges

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Hawach Flash Chromatography Column

Friday, June 14, 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Introduction of Capsule Filter

Friday, June 14, 2019

Capsule filter, which is also called disposable filter, is composed of the outer shell and the filter. The outer shell is usually made of high temperature polypropylene material. This kind of polypropylene material on the surface of the capsule filter does not contain adhesives and...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
NH2 HPLC Columns

Thursday, June 13, 2019

NH2 HPLC columns can be used in the positive phase or in the negative phase, but it should be noted that the positive phase solvent and the negative phase solvent are usually not mutually soluble. New NH2 HPLC columns are preserved in the positive phase environment under normal circumstances...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Multi-Branch Vacuum Filtration Manifold

Thursday, June 13, 2019

Introduction of Hawach scientific filtration manifold Multifilter is designed and manufactured for the simultaneous filtration of multiple samples. At present, when the laboratory carries on the filtration to the solution, generally USES the glass material sand core filtration device...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Learning the Types of Membrane Materials

Thursday, June 13, 2019

It's important to know the way to choose the right syringe filter for filtration. And the membrane materials used for manufacturing syringe filters often determine your choices. Let's learn the different types of membrane materials for filtering in the lab. As the most popular membrane...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Solvent Filter Device

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Concept of Flash Column Chromatography

Tuesday, June 11, 2019

Developed in the 1970s, flash column chromatography is the method of isolating and purifying a component from a mixture by passing the sample through the flash column filled with a gel. The inventors of flash column chromatography were using medium pressure chromatography and short...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Nylon Pleated Filter Cartridge

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Installation of the HPLC Column

Tuesday, June 11, 2019

The installation of the HPLC column should be carried out in the following three steps: a. Unpack the HPLC column and confirm the type, size, date of manufacture, and solvent stored in the column. b. Unscrew the sealing plug from the joints at both ends of the column and put it back...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Functions of Hawach SPE Cartridges during Extraction

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
India 393 110 B2B Services
Phthalocyanine Pigments manufacturer in india

Sunday, June 09, 2019

Praharit Pigment is the leading manufacturers of Phthalocyanine Pigments & worldwide provider of high quality custom manufacturing services to the quality pigments for many industries. From process development to commercial manufacturing, we focus the right resources to provide...

praharit pigments

  • 393110 - Jhagadia
  • 6351675047
  • 9898989898
Pipette Maintenance Rules

Friday, June 07, 2019

Pipettes are common and necessary laboratory equipment in the laboratory, and the experimenter must be very cautious about their daily use. However, many people will ignore the related maintenance and maintenance of the pipette after use. Precautions for maintenance: 1. Regularly...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Why do We Recommend Bottle-Top Dispensers?

Friday, June 07, 2019

If you want to dispense an aliquot of liquid from bottles, the bottle-top dispensers always provide the best results for your lab in the way of productively dispensing and no reagent wasting. Depending on what you need, the important factors of choosing the bottle-top dispenser include...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
What Factors Should be Considered When Choosing Syringe Filter?

Thursday, June 06, 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
What Factors Should be Considered When Choosing Syringe Filter?

Thursday, June 06, 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Activated Carbon Filter Cartridge

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Glass Fiber Membrane Filters

Thursday, June 06, 2019

The glass fiber filter is chemically inert and contains no binder. It is made of 100% borosilicate glass fiber. It has a capillary structure, can absorb more water than the same cellulose filter paper, has the characteristics of fast flow rate, high-temperature resistance and strong...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Structure of HPLC Columns

Thursday, June 06, 2019

The empty column is assembled from column joints, column tubes, and filters. The HPLC columns joints are constructed with a low dead volume. The column joints are threaded assemblies at both ends, with 7/16-inch external threads on one end and 3/16-inch internal threads on the other...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
SPE and the SPE Cartridges

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Advantages of QuEChERS

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
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