HAWACH–VACUUM - 4115 Annonces

Mercredi 01 avril 2020

The properties of the reversed-phase filler are determined by the matrix and the substrate. the particle shape, size, pore size and pore size distribution of the matrix, specific surface area, residual silicon hydroxyl concentration, and the content of impurity ions will all have...

Lundi 30 mars 2020

Filter cartridge is a useful tool that contains filter media to capture and retain particles infiltration system. We can find filters cartridge not only in various lengths and diameters, but being made of different construction materials as well. As the flow is from outside to inside...

Samedi 28 mars 2020

Quantité : 100 - Prix : 17 000,00 €

The comprehensive energy consumption of the pumping hydraulic system of the upgraded 56 meter concrete pump truck decreased by 4% year on year. Pumping control system efficiency increased by 5% ~ 8%. The vibration damping system of the arm frame reduces the vibration amplitude of...

Samedi 28 mars 2020

Quantité : 100 - Prix : 17 000,00 €

The equipt concrete is an excellent medium and short arm pump truck, which is made after HBT towing pump, HBC on-board pump and HGY hydraulic concrete dispenser. It is a high-efficiency, integrating running, pumping and cloth. At present, some advanced manufacturers have begun to...

Lundi 23 mars 2020

HAWACH manual pipette is home to three series, standard, advanced and advanced plus. The first two are semi-autoclave and last one is full-autoclave, which is more suitable for biology. Also, they can be divided into single channel adjustable volume pipettes, single channel fixed volume pipettes...

Lundi 23 mars 2020

Advantages of flash column FLASH chromatography is used for preparation and has the following advantages: 1. Fast speed, generally 1/8 of the separation time of open column chromatography, saving time, slow sample change and decomposition 2. Large preparation volume, at least as compared...

Vendredi 20 mars 2020

The vacuum filtration collects pollutants (mainly dust) sucked from the atmosphere to prevent system pollution, and is used between the suction cup and the vacuum generator (or vacuum valve). It is mainly suitable for vacuum filtration in the production process of chemical medicine...

Vendredi 20 mars 2020

The HAWACH bottle-top dispenser is made of Optical glass, Al2O3, ETFE, PFA, FEP, PTFE, platinum-iridium alloy, and PP (hard hat) and it can dispense nearly any laboratory chemical. The notable exceptions are: Sodium azide: Found in many biology labs, and used as a preservative for buffers...

Jeudi 19 mars 2020

What is the Vacuum Casting? The china vacuum casting technology which uses prototype (SLA laser rapid prototyping piece, CNC products) to make silicone mold under vacuum, and is poured under vacuum conditions, such as PU, ABS, etc. Vacuum casting is also used to clone the prototype...

Jeudi 19 mars 2020

What is China rapid prototyping? plastic prototype service is a kind of professional manufacturing technology that is used to produce high-quality entity models of three-dimensional designs. Prototypes are useful for design improvements and can be used as stepping stones for comprehensive...

Jeudi 19 mars 2020

What is a Mold? In industrial production, various types of presses and special tools mounted on the press are used to produce metal or non-metal materials into parts or articles of the desired shape by pressure. This special tool is collectively referred to as a mold, and the material...

Jeudi 19 mars 2020

Are you looking for rapid prototype service china? 3D printing technology is a collective term for a series of rapid prototyping technologies, the basic principle of which is laminated manufacturing. 3d printing service providers will use a computer-aided design model to produce a...

Mercredi 18 mars 2020

Flash column is usually used for the chromatography experiment to separate the complicated compounds by pressurizing air. The hot air enters the stirring, crushing and drying chamber from the bottom of the dryer at a suitable spraying speed from the inlet pipe, which produces strong...

Mercredi 18 mars 2020

Widely used to remove particles from a liquid sample and avoid damage to equipment at the same time, syringe filter is affordable tool in the labs, which the scientists can use for small-volume filtration. You can find two different types of filters, one is with which you can recover your sample...

Mardi 17 mars 2020

Cleaning and storage of HPLC column Have a good understanding of the sample made, and wash it with the mobile phase that has the strongest eluting capacity for the sample. For silica gel HPLC column, first wash away the polar impurities with methanol, then use dry dichloromethane...

Lundi 16 mars 2020

Our products are the things used in the QuEChERS method, including two major categories: extraction boxes and purification boxes; extraction boxes include salt bags and 50ml centrifuge tubes, but due to the high shipping costs of 50ml centrifuge tubes and common in customer laboratories...

Lundi 16 mars 2020

1.Syringe filter HAWACH syringe filter features high cleanliness, easy operation, and high precision, with various specifications. Filter housing material uses sanitary polypropylene material. The precise design guarantees smooth filtering rationalized internal space, and very low residual rate...

Samedi 14 mars 2020

- Welcome to Hawach Scientific Co., Ltd! - Preparing to launch a new project or enter a new market? With Hawach's custom synthesis services, you are not alone. As one of the chemical manufacturing companies, we specialize in implementing your exclusive project. From chemical design...

Vendredi 13 mars 2020

Generally, vacuum filtration can be used for collecting a desired solid too. Do not use vacuum filtration to filter a solid from a liquid if it is the liquid that you want for your applications. If the liquid is a low boiling, vacuum filtration is not a good choice either, because...

Vendredi 13 mars 2020

Cellulose Extraction Thimble Hawach cellulose extraction thimble is made of cotton linters and noble cellulose fibers , and completely free from impurities. By adopting the most efficient and innovative technology, Hawach obtain a mold made of a single completely homogeneous piece...

Vendredi 13 mars 2020

HAWACH bottle-top dispenser Take the bottle-top dispenser as an example. It features trouble-free and reliable liquid separation and wide range of fittings for most common bottle sizes. All models are equipped with anti-drip safety valves and fine adjustment mechanisms to ensure repeatability...

Mercredi 11 mars 2020

Hawach membrane filter is a poly-nuclear membrane composed of tens of thousands of micropores. Through membrane filter, particles larger than the aperture are filtered onto the surface. It is used to filter various solutions, remove bacteria and impurities. Also, the membrane filter...

Mardi 10 mars 2020

Types of HAWACH HPLC Column There are 2 kinds of HAWACH HPLC columns: Xcheoma series: with many types of fixed phase; with complete varieties and high quality. C18-Aqueous; C18-universal;C18-low pH; C18-Alkaline; C8-universal; C8-Low pH; C8-Fluorine; C4; C30; C1;Phenyl; PAH; etc Echroma series...

Lundi 09 mars 2020

Vacuum filtration is highly appreciated by scientists as the ideal technique. Suction is applied to a mixture of liquid and solid to get the fast and efficient results when we need to separate and keep the precipitate safe from a solution. On the one hand, vacuum filtration has lots...

Lundi 09 mars 2020

Hawach cellulose extraction thimble is of the advanced design team with excellent workmanship. Meanwhile, it features in a lightweight, high-temperature resistance, good heat insulation, acid and alkali resistance, non-toxic, with high tensile strength and toughness. Moreover, Hawach...

Mercredi 22 janvier 2020

The sealing property of the headspace vial is better than that of the threaded vial, and the rubber or silica gel has good re-sealing after the puncture, so it is ideal to preserve the reagents. If some of the organic solvents in use will corrode the silicone or rubber bottle pad...

Mardi 21 janvier 2020

Syringe filter is separation equipment which can be combined with a injector to filter out the impurities from the sample of chemically turbid solution. Syringe filter generally consists of a plastic housing and a membrane. The body of syringe filter (plastic housing) is usually made...

Dimanche 19 janvier 2020

The QuEChERS method is a sample preparation technology based on solid-phase extraction and matrix solid-phase dispersion technology. It is suitable for the treatment of low-fat samples and can achieve ideal results for samples containing less than 15% fat. Because of its simple operation...

Vendredi 17 janvier 2020

Vacuum filtration system is a kind of vacuum filtration device, which ingeniously combines all the components needed for Vacuum filtration on one body, saving space and simple operation. It is widely used in laboratories, including various microbial tests in food, medicine, beverage...

Vendredi 17 janvier 2020

HAWACH cellulose extraction thimbles Cellulose extraction thimbles is a Soxhlet extraction sample cell for quality control, scientific research and/or analysis; it can easily and safely perform solid and semi-solid solvent extraction; the thimble is suitable for Soxhlet extraction...