LIQUIDS - 5998 Annonces
Samedi 15 juin 2019
ETo obtain accurate separation of your sample, mobile phase, and other liquid, the perfect tool that you need is laboratory filters. An analysis of physical specifications and performance specifications is required when selecting filters. Physical specifications for laboratory filters...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Samedi 15 juin 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
Vendredi 14 juin 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
Vendredi 14 juin 2019
a. Application PP membrane filter is used to filter out bacteria and particles from the liquid in the pharmaceutical, electronic and biological manufacturing industry, brewing, clocks and watches, medical oil, lubricating oil, the fuel oil industry, and a scientific laboratory. Generally...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Vendredi 14 juin 2019
By revolutionizing liquid handling in the modern lab, the invention of electronic pipettes is one of the greatest advances in pipetting technology. First, for scientists who don't have plenty of time in the lab, any advantage that can save time on pipetting is welcomed. Divided into...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Jeudi 13 juin 2019
The bottle-top dispensers are a useful tool to dispense reagents, media, chemicals, and solutions from bottles, containers, and into other vessels. With components of filling tube, piston or pump, discharge valve, and discharge tube, the bottle-top dispenser is a popular chemical...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Jeudi 13 juin 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
Mercredi 12 juin 2019
Hawach introduces pipettes from the pipetting speed of the pipette and precautions during storage. First, the rate of liquid absorption. It is often seen in the laboratory that in order to “improve efficiency”, the user quickly releases the thumb during aspiration, which causes the...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 11 juin 2019
Cellulos e acetate (CA) syringe filters Features: Cellulose acetate (CA) syringe filter has good hydrophilicity, low protein adsorption, and no nitrate. Applications: (1) groundwater filtration; (2) biological and clinical liquid filtration. Mixed cellulose (MCE) syringe filters Features...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 11 juin 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
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Dimanche 09 juin 2019
Based on much experiences on providing quality, cost-effective and long lasting roll forming systems Metal steel sheet slitting machine main types: 1. Simple metal slitter 2. Liquid pressure semi-automatic working metal slitter 3. Fully automatic metal slitter Metal steel sheet slitting...
RISHBIN CO., LTD
- 214000 - Five Star Garden
- 0510 85853379
Vendredi 07 juin 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
Vendredi 07 juin 2019
Vacuum filtration is an operation of evacuating the air below the filter paper to maintain the pressure differential across the filter medium. It increases the rate of filtration through the force on the solution over gravity. When setting vacuum filtration, the first step is fitting...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Vendredi 07 juin 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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Vendredi 07 juin 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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Vendredi 07 juin 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
Vendredi 07 juin 2019
Syringe filters are one of the types of filters. The structure design of the syringe filter is precise and the liquid is filtered smoothly. Internal space design is reasonable, so the residue rate is very low. In addition, the syringe filter has the following characteristics. Characteristics...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Jeudi 06 juin 2019
The fast liquid chromatography column optimization function, or “GO” function, converts the linear gradient into a step gradient and optimizes the elution conditions near the confirmed elution peak. First, purify a small portion of the sample with a small column and wait until the...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Jeudi 06 juin 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
Jeudi 06 juin 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
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 05 juin 2019
Some customers will react to their own PCR experiments. During the experiment, a large amount of long-term pipetting work has caused a great burden on their hands and caused certain damage! In fact, this situation is not uncommon, but everyone has not noticed it. As early as the end...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 05 juin 2019
Some customers will react to their own PCR experiments. During the experiment, a large amount of long-term pipetting work has caused a great burden on their hands and caused certain damage! In fact, this situation is not uncommon, but everyone has not noticed it. As early as the end...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 05 juin 2019
A diaphragm vacuum pump is mainly used in the fields of medical and pharmaceutical product analysis, fine chemicals, biochemical pharmacy, food inspection, public security criminal investigation technology, etc. The advantages of a diaphragm vacuum pumps 1. Advanced design and technique...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 05 juin 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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 04 juin 2019
What should we consider when it comes to purchasing syringe filters of high cleanliness? When we talk about syringe filter cleanliness, we should consider particle contamination from filter, filter hardware, filter installation and the using process as each source may increase the...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 04 juin 2019
HPLC columns are manufactured and tested to exacting standards. If you use and maintain a liquid chromatography column with the following information, you will not only get better results but also extend the life of your HPLC column. Installation of HPLC columns: 1. First, check that...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33