ANALYSIS - 2727 ads

Monday, August 12, 2019

The system of an HPLC column is composed of a liquid, a reservoir, a pump, a sampler, a column, a detector and a recorder. - The packing material of HPLC columns - The packing material has high carbon content, small surface polarity, very low chemical purity and high surface separation...

Friday, August 09, 2019

Filter Paper is a tool commonly found in chemical laboratories for separation of two-phase, and usually round in shape. To filter two phases so as to separate and purify matter, most of the filter paper is made of cotton fiber and is made in different ways for different purposes....

Friday, August 09, 2019

Reversed-phase chromatography (RPC) contains any chromatographic method using a non-polar stationary phase. The word “reverse” has a historical background. In the 1970s, most liquid chromatography was performed on unmodified silica or alumina. Their surface chemistry is hydrophilic...

Thursday, August 08, 2019

As a single-use filter cartridge, Syringe filters are utilized to remove particles from the sample prior to high-performance liquid chromatography (HPLC). The scientists like to attach them to the end of the syringes for general filtration, as syringe filters are affordable and convenient...

Thursday, August 08, 2019

Chromatography is a separation and analysis method and the separation is the core. Therefore, HPLC columns are the heart of the chromatographic system. The requirements for the column are high efficiency, good selectivity and fast analysis speed. Generally, the column length of about...

Wednesday, August 07, 2019

Food safety testing is a major issue related to people's livelihood. In recent years, the QuEChERS method has been widely used in the pretreatment of food safety detection samples. In addition, the method has been applied to trace analysis. QuEChERS Application The international application...

Tuesday, August 06, 2019

Quantity : 100000TM - Price : 50USD

CAS: 123-42-2 Uses of Diacetone (DAA) DAA is used as a raw material for high boiling point solvents, paint diluents, wood stains, rust removers, and dyes, etc. Diacetone boiling point is 166 °C (331 °F; 439 K). DAA is used as a dye raw material and resin solution. It can be used as...

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...

Tuesday, August 06, 2019

HPLC is more suitable for the separation and analysis of substances with the high boiling point, poor thermal stability, physiological activity, and relatively large molecular weight. Hawach HPLC columns are widely used in the analysis of nucleic acid, peptide, lactones, polycyclic...

Monday, August 05, 2019

ABS （American Bureau of Shipping） Steel plate are types of structural steel plate for Ocean project. ABS grade A is widely used in shipbuilding. ABS steel plate come many grades in ordinary-strength and two levels of higher-strength specifications. All of these steel plate have been...

Monday, August 05, 2019

Vacuum Filtration is a device for accelerating water filtration by negative pressure caused by air extraction. It's a filtering product that most lab customers will be used for suspension detection in water extraction filtration, microbial limit detection extraction filtration, chromatographic...

Monday, August 05, 2019

QuEChERS method has unique advantages in pesticide residue analysis. Due to the irrational use of pesticides and inadequate supervision of pesticide use, people may suffer from acute or chronic pesticide poisoning after eating pesticide-contaminated food, and even threaten human health...

Saturday, August 03, 2019

Quantity : 10000PCS/m - Price : 25 USD above

Overview We can provide professional IoT solutions for customized remote management systems for PV Power Plant/Solar systems. Up to now, many inverter manufacturers and PV enterprises have established cooperation relationship with us, and more than 100000 units of monitoring equipment...

Saturday, August 03, 2019

Quantity : 10000PCS/m - Price : 25 USD above

Product Introduction With this wireless power meter monitor, you can easily track your home's energy use, and lower your electricity bill with Iammeter. smart wireless energy monitoring system can help you monitor and analyze your energy consumption in real-time, and save your electricity bills...

Saturday, August 03, 2019

Quantity : 10000PCS/m - Price : 25 USD above

Overview Iammeter is a dedicated remote energy monitoring system developed by us, to which you can connect your own Modbus energy meter and then start to monitor the electricity usage for your household electricity system, or commercial electricity system, or industrial electricity...

Saturday, August 03, 2019

Quantity : 10000PCS/m - Price : 25 USD above

Overview WEM3080T is a Din rail, 3 phase energy monitoring devices/Wi-Fi Electricity Monitor. It can be easily installed and fit neatly inside your electricity panel, and provides insight into your energy consumption and analysis through our dedicated Online Energy Consumption Monitoring...

Friday, August 02, 2019

Syringe filter is a kind of disposal filter cartridge, which is attached at the end of injector for using. It is optional to use syringe needles, if it is possible, it could be installed in the end. It is generally made of plastic shells and thin films which acts as filters. Due to...

Thursday, August 01, 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Thursday, August 01, 2019

QuEChERs is a sample treatment and purification technology for the detection of multiple pesticide residues in high-water-content food. Because it simplifies the previously complex extraction procedures and expands the scope of the extracted pesticide residues, QuEChERs becomes an...

Thursday, August 01, 2019

Quantitative filter papers are widely used for quantitative and gravimetric analysis in the lab. To make them ash-less and achieve high purity, a special production process with acid is required in production, washing with HF or HCl acids, cleaning with demineralized water followed...

Thursday, August 01, 2019

It is important for the experimenters to use and maintain chromatographic columns correctly. They should focus on many some things so as to protect the columns in the using process. Here we talk about several attentions. Avoid changing pressure and temperature dramatically and any...

Tuesday, July 30, 2019

Increasing the rate of filtration through the force on the solution over gravity, vacuum filtration is an operation of evacuating the air below the filter paper to maintain the pressure differential across the filter medium. It is widely applied in the laboratory for various tests...

Tuesday, July 30, 2019

Since its birth, the QuEChERS method has been widely used in pesticide residue analysis due to its unique advantages and characteristics of fast, simple and cheap. Lehotay et al. established a method, which uses the QuEChERS method to treat samples and analyze 229 kinds of pesticides...

Tuesday, July 30, 2019

Quantitative filter paper or qualitative filter paper, it is a question. While at the very beginning, we can distinguish from the literal meaning between quantitative and qualitative. Quantitative refers to fixed quantity, more about physical properties. Qualitative refers to fixed quality...

Tuesday, July 30, 2019

The improper use of chromatographic columns will make the columns decrease or lose effectiveness. Generally speaking, the columns always have problems at the end of them. If we can install a short column with the same stationary phase as the analysis column in front of analysis column...

Friday, July 19, 2019

Automated Yeast Cell Counter Yeast Cell Counting Pitching Yeast Brewing Yeast Product Overview The Countstar® BioFerm Automatic Yeast Counter combines traditional Melanie or Methylene Violet staining with high-resolution imaging and intelligent image recognition for accurate and...

Tuesday, July 16, 2019

Image Particle Size and Particle Shape Analyzer BeVision S1 employs the latest software particle image processing technology for the traditional microscope imaging method, providing intuitive and accurate particle size distribution analysis. BeVision S1 is widely used in particle...

Tuesday, July 16, 2019

Particle size measurement using static light scattering The particle size distribution as a parameter to specify a powder or dispersion plays a central role in many applications. Examples are construction material (sands, cements), pharmaceutical development, lime stones, ceramics...

Monday, July 15, 2019

Laboratory workers use a membrane to filter two phases. Actually, the membrane is a kind of media. According to different aperture sizes, filter membranes can be divided into the microporous membrane, ultrafiltration membrane, nanofiltration membrane a nd reverse osmosis membranes...

Monday, July 15, 2019

All the technique cores of HPLC from Hawach Scientific are focused on the characteristics of the chromatogram column. Quality Recognition This is shown as the fact that terminal customers have published more than 500 papers on those journals at home and abroad. For famous oversea journals...