FLASH - 4039 ads

Friday, August 09, 2019

Price : 1000-6000USD

Laser projectors use laser beams to transmit images. The optical components of the laser hologram projector are mainly composed of RGB light valve, X prism, projection lens and drive light valve. The laser beam passes through the corresponding optical elements and the beam expansion...

Thursday, August 08, 2019

Flash columns adopt high-capacity silica gel for precise filling, which has very excellent separation and purification performance. The specific surface area of high-capacity spherical silica gel is 40% higher than that of ordinary spherical silica gel, and the sample loading is twice...

Tuesday, August 06, 2019

Quantity : 1 million - Price : Small tablet: 1.9~30

One-click erasable drawing pad, keep your hands clean! Erase your image with the touch of a button and a friendly flash from the liquid crystal display - COOL! It's an accurate helper for study, for work, for drawing and writing. HOWEASY One-click Erasable touch writing pad is a reusable...

Tuesday, August 06, 2019

Quantity : 1 million - Price : Small tablet: 1.9~30

HOWEASY LCD handing writing notepads are the best tool for family/ party fun activities. Allow kids to always have a blank canvas to explore their creativity wherever they are. The magnetic drawing pen draws in different colors. Take the mess out of painting and unleash your child's...

Tuesday, August 06, 2019

In recent years, the application of HPLC in inorganic analysis has developed rapidly, and the use of flash columns has been more and more widely because of a method that can rapidly determine heavy metal elements in environmental water samples. Matters needing the attention of flash columns 1...

Friday, August 02, 2019

Flash column pressure has something to do with the form of silica gel, the mesh number, the synthesis condition of filler, the condition of column packing, the mobile phase, and the temperature when analyzing. Different manufacturers' new flash columns, their column pressures may...

Wednesday, July 31, 2019

- The Selection Principle of Silica Gel Column - Commonly, the maximum sample loading volume of a silica gel column is about 1/20 of the volume of the column's silica gel. However, as a practical matter, specific sample loading volume should be decided by each constituent's degree...

Friday, July 19, 2019

Bonded-phase chromatography is a liquid-liquid chromatography method in which a stationary phase is covalently bound to a carrier particle, which overcomes the mechanical shock in the distribution chromatography, the constant loss of the stationary phase and the gradual change of...

Monday, July 15, 2019

Laboratory data show that the optimum flow rate of silica gel flash columns is decided by the length and width of columns and the property of gel. To be more specific, longer and narrower columns will provide more theoretical plates which are able to affect the flow rate. When referring...

Thursday, July 11, 2019

The formation of a flash phenomenon The boiling point of water is higher than 100℃ when the water is heated under a certain pressure. The higher the pressure, the higher the boiling point of water and the higher the heat content. When the pressure decreases, some sensible heat is released...

Thursday, July 11, 2019

The formation of a flash phenomenon The boiling point of water is higher than 100℃ when the water is heated under a certain pressure. The higher the pressure, the higher the boiling point of water and the higher the heat content. When the pressure decreases, some sensible heat is released...

Thursday, July 11, 2019

Columns Ahead Statement Generally speaking, SPE/FLASH is mainly applied to the pretreatment of samples. People can easily perceive that SPE/FLASH columns separate salt and sugar, while HPLC ones can make glucose, maltose and sucrose apart from the sugar solution, which posses more...

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...

Monday, July 08, 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...

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...

Wednesday, July 03, 2019

Flash column chromatography is an efficient way to separate complex mixtures of compounds in the lab. we use compressed air to push the solvent through the column when we are running flash columns. It can help provide better separation and cut down the running time as while. Flash...

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...

Friday, June 21, 2019

Laser projectors use laser beams to transmit images. The optical components of the laser beam projector are mainly composed of RGB light valve, X prism, projection lens and drive light valve. The laser beam passes through the corresponding optical elements and the beam expansion of...

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...

Wednesday, June 19, 2019

The most important process of the whole purification is selecting the most suitable Flash column. And now we will talk about the key content of the column: stationary phase. Stationary phase, commonly known as filler, is the most central part of chromatography. When we choose the...

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...

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...

Thursday, June 06, 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...

Monday, June 03, 2019

Leveraging upon our experience, we have become a prominent Anti-Algae & Anti-Fouling Coatings (RTV-ZB) Manufacturer, Exporter and Supplier in China and rest of the world. Applicable for flash-over & algae prevention, our well-formulated anti algae coating and anti fouling...

Friday, May 31, 2019

Flash Columns Series Flash Columns produced by Hawachhas three series as follows. StarFlash Only silica gel columns are optional with another two types of standard and high-grade level which has higher purity degree and better quality than the former. PureFlash Corresponding to silica...

Monday, May 20, 2019

The plate evaporator equipment is developed based on the advantages of the plate heat exchanger to produce an energy-efficient plate evaporator. Compared to the traditional tube evaporator, it has higher efficiency and a more economical operation. Depending on the process, it is divided...

Thursday, February 21, 2019

Feed Scoop 1.Feed Scoop specification: 1-5000g.Material: Stainless steel.Accuracy: 1g,with a horizontal bubble meter to maintain accuracy. 2.Press the power button to turn the power on or off. Press the unit change button "U" to switch the continuous weighing (H-ON), then press the...

Thursday, January 31, 2019

We are the best manufacturer and suppliers of the following Commodities bellow. with speedy delivery services at an affordable price rate. 100%, PURE REFINED EDIBLE SUNFLOWER OIL FOR HUMAN Item: ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... .Value Flash...

Friday, January 25, 2019

One-click Erasable Writing Pad, keep your hands clean! Erase your image with the touch of a button and a friendly flash from the liquid crystal display - COOL! It's an accurate helper for study, for work, for drawing and writing. HOWEASY One-click Erasable Writing Pad is a reusable...

Thursday, January 17, 2019

Price : 4 500,00 €

- OnePrint SJ-1600 Series Eco Solvent Printer - Printhead : Epson DX5 / DX7 / XP600 / TX800 Print Width : 1600mm (64 in. ) Ink : Eco Solvent Ink Color : C M Y K / C M Y K LC LM Speed : 25 sqm / hour on 4 pass Model No. SJ-1601D SJ-1601X SJ-1601T Printhead DX5 / DX7 (1pc)...