HAWACH–VACUUM - 4115 Anuncios

Lunes 01 julio 2019

This is a useful weapon for experimental analysts to filter micro-samples quickly and effectively, such as sample pre-filtration, clarification, and filtration of particles, liquids, and gases sterilizing, etc. The structure of Hawach syringe filter The structure of Hawach syringe...

Lunes 01 julio 2019

Usually, there are two essential properties that end users are the most—extractability of the impurities and advantages of microporous polymer membranes. Extractability of The Impurities Scientific laboratories mostly apply the membrane product to filter samples, mobile phase, and...

Lunes 24 junio 2019

Precio : USD44,000 to USD17,0

The 36-meter concrete pump truck 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...

Lunes 24 junio 2019

When selecting the customer, it is recommended to first confirm the vacuum and pumping speed required for the experiment, or you can choose according to the application. The main uses of Standard Diaphragm Vacuum Pumps include the following: 1. Vacuum drying oven: It is suitable...

Lunes 24 junio 2019

Vacuum filtrations are based on the principle that oil and water vaporization temperature is different (water vaporization temperature is lower than oil vaporization temperature) under the same pressure. Vacuum filtrations are a kind of paper filter equipment with the features of...

Viernes 21 junio 2019

We can always hear such a conversation between those researchers. “Hey, buddy, what is your purity degree of the end products today?” “Damn it. Such a low degree that I cannot even use for the next step. Any better methods for clarifying raw materials?” Then there comes Hawach syringe filter...

Viernes 21 junio 2019

With different range of material manufacturing and capacity options, sample vials are usually used for collecting, storing, and transporting samples in the lab. You can find non-sterile or sterile vials in the color of amber or clear transparencies for a better view. Hawach glass...

Viernes 21 junio 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...

Jueves 20 junio 2019

Basic Knowledge of Vacuum Filtration Based on the principle that under the same pressure (vacuum degree), the vaporization temperature of the water is lower than that of oil, scientists make practical equipment which is called vacuum filter. In fact, vacuum filtration is the most...

Jueves 20 junio 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...

Jueves 20 junio 2019

A filter paper is an effective filter medium and has been widely used in various fields. The technical indicators of a filter papers can be divided into two aspects: one is the filter characteristics and the other is the physical characteristics. Filtration characteristics include permeability...

Miércoles 19 junio 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...

Miércoles 19 junio 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...

Miércoles 19 junio 2019

Hawach Scientific sorts HPLC out of two series which are Xchroma and Echroma. Xchroma columns possess many and complete types of stationary phase(23 in total) with reliable qualities, while another one is cheaper among lower prices. Essential Technical Parameters Naming Rule It consists...

Martes 18 junio 2019

In laboratories where the pipe ttes are used frequently, it is often heard that the sound of tapping the tips is one after another, adding a bit of music to the boring laboratory life. When you look into it, the user is afraid that the tip can't be tightened. After the tip is attached...

Martes 18 junio 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...

Martes 18 junio 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...

Martes 18 junio 2019

Qualitative filter papers usually apply to filter at atmospheric pressure, which uses the ability of the material to remove particles to separate the liquid and solid of the sample. It covers most of the laboratory applications, is used commonly for liquid clarification and, sometimes...

Martes 18 junio 2019

The primary feature of the vacuum filtration that it uses the classical oil-free pump with sand core filter bottle combination, which is suitable for most Laboratory filtration needs of universal filtering products. The characteristics of this product will be described in detail below...

Sábado 15 junio 2019

Nowadays, automated assembly technology is gradually replacing the manual assembly, since it can reduce labor costs and improve production efficiency and product stability. Yiheda has wealth of experience in developing automated assembly machine for many industries, such as automotive...

Sábado 15 junio 2019

Precio : USD44,000 to USD17,0

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...

Viernes 14 junio 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...

Viernes 14 junio 2019

Hawach introduced the properties and application range of HPLC column stationary phase in the silica gel matrix. Silica gel matrix: Silica gel, weakly acidic, has a strong memory, used to separate non-polar, weakly acidic compounds, oils, etc.; C18, a silica-based uncapped reversed-phase...

Jueves 13 junio 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...

Jueves 13 junio 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...

Jueves 13 junio 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...

Jueves 13 junio 2019

Hawach Scientific work for filter paper for more than 16 years, we are happy to see our products exported to the United States, UK, Germany, Dubai, Thailand, South Korea, and other countries. We are not satisfied with our present achievement, this year our R&D department have good news...

Jueves 13 junio 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...

Miércoles 12 junio 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...

Miércoles 12 junio 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...