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Flash Column Chromatography

Wednesday, August 14, 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Importance Of Flash Columns In Chromatography

Monday, August 12, 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 518103 Equipment goods
HDI PCB

Saturday, August 10, 2019

Quantity : Proofing b - Price : 200-1500CNY

HDI PCBs, one of the fastest growing technologies in PCBs, are now available at PCBSky. HDI PCBs contain blind and/or buried vias and often contain microvias of .006 or less in diameter. They have a higher circuitry density than traditional circuit boards. There are 6 different types of HDI PCBs...

Shenzhen Huhe Circuits Co.,Ltd.

  • 518103 - Fuyong Street
  • +15 9 76 88 36 32
The Basic Knowledge About Vacuum Filtration

Wednesday, August 07, 2019

The principle of vacuum filtration is forming the negative pressure to drive the filtration at the outlet of the filtrate. This kind of filtration according to the forms of operation is divided into two types: batch operation and continuous operation. The vacuum filtration with batch...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
How to Choose the Appropriate Membrane Syringe Filter?

Tuesday, August 06, 2019

Membrane syringe filters are used to clarify small-volume sample solutions generally. The housing is well-designed to spread the sample solution over the entire surface of the membrane so that maximum membrane capacity is used. And the construction without any glue or binders helps...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 450000 Construction goods
CVD Diamond

Wednesday, July 31, 2019

CVD diamond (Chemical Vapor Deposition diamond). The mixture of carbon-containing gas and oxygen is excited and decomposed at a high temperature and a pressure lower than the standard atmospheric pressure to form an active diamond carbon atom, and the deposit is alternately grown...

  • 450000 - zhengzhou
  • 0371 68616868
Ventilating Dehumidifier-GS Series

Friday, July 26, 2019

Indoor humidity produced by human activity(showering, cooking, perspiring, and even breathing) can build up to very high level, it does more than make us uncomfortable. This can encourage the growth of organisms harmful to our health, and over time, it`s bad for the structure and furnishings...

Energy Recovery Ventilator Heat Pump

Friday, July 26, 2019

Nowadays, the standards of people's living are improving, not only to install air-conditioning, floor heating, and better-conditioned homes,but also to install ventilator, dehumidification and other equipment. A person with insights who is more environmentally conscious, and also...

Method of Cleaning The Solution Of The Sample Vial

Monday, July 15, 2019

The sample vials were cleaned according to different contamination levels. Generally, the cleaning method is selected according to the degree of pollution. If the cost is adequate, it is best to use a new one every time. Solution method of cleaning sample vials: 1. Rinse with running...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Choice, Use, and Maintenance of HPLC Column

Thursday, July 11, 2019

With the development of society and technology, chromatographic analysis theory has also been developing rapidly. HPLC column has now been widely applied in every field of laboratory analysis. HPLC column gathers function of both detection and separation. With the right choice, use...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Choice, Use, and Maintenance of HPLC Column

Thursday, July 11, 2019

With the development of society and technology, chromatographic analysis theory has also been developing rapidly. HPLC column has now been widely applied in every field of laboratory analysis. HPLC column gathers function of both detection and separation. With the right choice, use...

Hawach Scientific Co.,Ltd.

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

Thursday, July 11, 2019

SPE column or SPE cartridges are based on liquid-solid phase chromatography theory, it is a kind of extraction, separation, concentrated sample preparation unit. Mainly used in sample pretreatment of various foods, agricultural and livestock products, environmental samples and target...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Method Of Cleaning Sample Vial

Tuesday, July 09, 2019

The cleaning of sample vial is very important. Usually, according to the principle of glass instrument washing and the degree of pollution to choose cleaning methods, there is no fixed mode. The specific methods are as follows: Method one: 1. Dry the sample in the sample vial. 2...

Hawach Scientific Co.,Ltd.

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

Tuesday, July 09, 2019

Rapid chromatography Technology for the separation and purification of natural products and biological macromolecules. It has the advantages of easy operation, cheap price, and rapid analysis, and a few other technologies can match the rapid chromatography in the application of purifying...

Hawach Scientific Co.,Ltd.

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

Thursday, July 04, 2019

Flash column chromatography method is to separate the constituents from the mixture and thus purify it. In a word, flash column chromatography makes the samples go through the column which is filled with gel to achieve separation. In the beginning, the founder of flash column chromatography, Mr...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Cleaning Methods Of Sample Vials

Wednesday, July 03, 2019

Chromatographic analysis technology has been widely used nowadays. It is quite important to clean the chromatographic sample vials carefully. When the number of samples is enormous, a large number of chromatographic sample vials need to be cleaned during the experiments. If the sample...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 213000 B2B Services
Addition Silicone Rubber

Monday, July 01, 2019

- Addition Silicone Rubber - GOLOHO Addition Silicone Rubber produces no by-products rtv grease in the curing process, allowing their use in deep section and complete confinement.GOLOHO Addition Silicone Rubber has two types, one is one-part silicone rubber, the other is two-part...

  • 213000 - changzhou
  • 0519 85108032
The aim of flash column chromatography is to separate components from the mixture and...

Monday, July 01, 2019

The aim of flash column chromatography is to separate components from the mixture and purify it. Briefly, flash column chromatography allows samples to be separated through columns filled with gels. Flash column chromatography has been widely used in organic chemistry since its inception...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 201505 Equipment goods
Energy Recovery Ventilator Heat Pump

Sunday, June 23, 2019

Nowadays, the standards of people's living are improving, not only to install air-conditioning, floor heating, and better-conditioned homes,but also to install ventilator, dehumidification and other equipment. A person with insights who is more environmentally conscious, and also...

The Brief Introduction to Flash Column

Friday, June 21, 2019

Flash chromatographic column, also called rapid chromatographic column(rapid column crossing, which means gradient elution, decompression or pressurization of the column), medium pressure chromatographic column(for example, rapid elution is achieved by pressurizing with nitrogen and...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Introduction of Sampling System for Cationic Chromatographic Columns

Friday, June 21, 2019

The cation chromatography column is a kind of high-performance liquid chromatography, which is a liquid chromatography method for analyzing anions and cations. The method has the advantages of good selectivity, sensitivity, rapidity, and simplicity, and can simultaneously measure...

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
Introduction to the Structure of Standard Diaphragm Vacuum Pumps

Tuesday, June 04, 2019

The laboratory vacuum pump is a basic instrument that can be used with a variety of instruments and equipment. It is very versatile. With the continuous upgrading of laboratory equipment, the requirements for vacuum pumps as auxiliary instruments are also increasing. Standard diaphragm...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 528437 For the individual
Shampoo and Conditioner Bottles

Friday, April 12, 2019

- Shampoo And Conditioner Bottles - Product Name: Shampoo and Conditioner Bottles Material: PET Materials; PE materials Capacity: 30ml-750ml Slogan: Fully customized service to meet your needs - Introduction: - This series of shampoo and plastic decorative shampoo bottles are made...

ZHONGSHAN XINRUN PLASTIC PRODUCTS CO.,LTD

  • 528437 - Zhongshan
  • +86 0760 87923596
China 310012 Equipment goods
Single Cartridge Seals

Friday, March 29, 2019

Cartridge mechanical seal is assembled by the rotary ring, stationary ring, spring, secondary seal( o rings, PTFE), gland and other mechanical seal parts together as a collection, known as the cartridge seal, sometimes also called the cartridge mechanical seal. - Features of Single...

Hangzhou Sealcon Fluid Machinery Co., Ltd

  • 310012 - Xixi
  • +86 571 86958675
  • +8613858096753
China 310000 Equipment goods
PETROL HAMMER DRILL

Sunday, February 17, 2019

Petrol hammer breaker drill for sale driven by gasoline engine is a broken tool practical for drilling, crushing and breaking. In some countries, it is also named rotary hammer but be started by petrol, a hand-held power tool, is perform for heavy duty tasks for drilling and breaking...

Hangzhou Bycon Industry Co., Ltd.

  • 310000 - Hangzhou
  • 0571 82563775
Ice Boots

Saturday, January 12, 2019

Ice Boots 1.Ice Boots For Horses,can be filled with crushed ice, which will slowly permeate through to the horse's leg providing ice cold treatment. These ice boots come up high over the knee/hock for maximum coverage and cooling. 2.Six or Nine pockets on the inside surface hold crushed ice...

Hubei Devoling Livestock Instruments Co.,Ltd

  • 430300 - Hubei
  • 86 27 85715936
China 321000 Construction goods
Fireproof Aluminum Composite Panel

Friday, December 14, 2018

- Fireproof Aluminum Composite Panel - Fireproof aluminium composite panel refers to a new type of decorative materials which has a series of excellent performance. It has been widely applied in curtain wall, indoor and outdoor decoration and other fields since it's created opening...

ZHEJIANG JINXIANG PANEL INDUSTRY CO.,LTD.

  • 321000 - Jinhua
  • +86 0579 15257918256
  • +86 0579 82228865
China 241000 B2B Services
Foam Type Rubber Fender

Thursday, December 06, 2018

Foam filled boat fenders applicable for docks with large tidal range and small docks is one of the most commonly used fenders. It has a strong adaptability to the environment. Its installation is very simple and consists of flying, ring, end, plate, reinforced, pipe, bore, foam, rubber...

DPN RUBBER CO., LTD.

  • 238300 - wuhu
  • 0086 0553 3843838
China 467100 Equipment goods
photo not available

Wednesday, October 17, 2018

Quantity : 10 - Price : negotiated

high voltage 200kva transformer 1, Core type The cores are constructed with prime corematerial of interleaved grade non-aging, low loss, high permeability, grain oriented and cold rolled silicon steel laminations. 2, Wingdings The design, construction and treatment of winding give...

Henan Diteli Electric Co.,Ltd

  • 467000 - Pingdingshan city
  • 008619937510278
  • 008615837579769
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