RECOVERY - 1328 Annonces

Jeudi 24 octobre 2019

The SS ceramic membrane module is designed by different applications. Stainless steel could be used as the material of module/housing, that is, ss membrane housing. JIUWU company could produce the extra large stainless steel membrane housing as customer demand, such as loading over...

Mercredi 23 octobre 2019

Quantité : 100000pcs/ - Prix : 0.8-3.7usd/pcs

In the past decade, the global cosmetic market has shown a tough and stable growth, and there was no stagnant or negative growth in one year. Even though the growth slowed down in the crisis year of 2008-2009, it quickly returned to the historical normal growth level in the recovery...

Vendredi 18 octobre 2019

Digital socks stretching instrument used for the determination of the value of performance testing on extending straight pantyhose, stockings, athletic, swimsuit, knitted pants and laterally extending value, also the dedicated instrument laterally and longitudinally extending all...

Samedi 12 octobre 2019

Quantité : 1set - Prix : 300000usd

With the development automation technology, automatic welding technology is more advanced. Automatic welding machine plays an important role in the application of various industries, and its application is expanding rapidly. In the modern industrial production, the mechanization and...

Jeudi 10 octobre 2019

QuEChERS firstly came out in 2003. The inventors of QuEChERS, Michelangelo Anastasiades and Steve Lehotay, were asked for the three biggest improvements in this method from development to now. They made the following statement. In the period of conceiving the method QuEChERS, we have...

Lundi 30 septembre 2019

The purifying agent holds an important position in the QuEChERS pre-treatment method. An appropriate selection and application of it would be necessary for the users to improve the efficiency of purification and accuracy of the sampling detection result. Selection of purifying agents...

Vendredi 27 septembre 2019

Ceramic Nanofiltration membrane is relatively recent membrane filtration system, with the purpose of softening and removal of disinfection by-product precursors such as natural organic matter and synthetic organic matter. More ultrafiltration membrane system details here! CHARACTERISTICS...

Vendredi 27 septembre 2019

Nanofiltration (NF) or nanofiltration membrane technology is a relatively recent membrane filtration process used most often with low total dissolved solids water such as surface water and fresh groundwater, with the purpose of softening (polyvalent cation removal) and removal of...

Vendredi 27 septembre 2019

The SS ceramic membrane module is designed by different applications. Stainless steel could be used as the material of module/housing, that is, ss membrane housing. JIUWU company could produce the extra large stainless steel membrane housing as customer demand, such as loading over...

Vendredi 27 septembre 2019

Ultrafiltration (UF) is a variety of membrane filtration in which forces, such as pressure or concentration gradients, cause separation through the semi-permeable membrane. High molecular weight suspended solids and solutes remain in the so-called retentate while water and low molecular...

Mercredi 25 septembre 2019

Knowledge of QuEChERS Quick, Easy, Cheap, Effective, Rugged, Safe are generally abbreviated to QuEChERS. It is a sample pretreatment method for agricultural product detection. It is used to absorb and remove impurity, and the operational principle is similar to high-performance liquid...

Mardi 24 septembre 2019

Syringe filter is suitable for the filtration of a small number of samples in the laboratory. The adsorbability of syringe filter to samples is weak, which ensures the large number of recovery of small or high-value samples. The outer shell of the filter is made of polypropylene and...

Mardi 24 septembre 2019

Suitable for a general flash chromatography method analysis, the flash column chromatography is the method of isolating a component from a mixture and purify it as well. Different from the old method: long column chromatography technology, flash column chromatography can separate...

Lundi 23 septembre 2019

The reason for the QuEChERS matrix effect in the liquid state is generally considered to be due to the non-volatile components in the matrix and the substance to be tested, which competes in the ionization process. The matrix effect in gas phase temperament is generally attributed...

Vendredi 20 septembre 2019

Hawach spherical C18 flash column is a typical column product used for the preparative separation, which has undergone rigorous mass determination before sales. The performance parameters of the flash column are carefully controlled and rigorously tested as well. Basic Information...

Vendredi 20 septembre 2019

Solid phase extraction is essentially a liquid chromatographic separation. The main separation mode is the same as that of liquid chromatography. It can be divided into normal phase (the polarity of the adsorbent is greater than the polarity of the eluent), and the reverse phase (the...)

Mercredi 18 septembre 2019

Flash column from Hawach Scientific features in high compatibility, safety, and flexibility, most of them can be used for separation of different compounds with good flow distribution. Customized packing and clean package make the super clean environment and better shipping cost,...

Mardi 17 septembre 2019

Quantité : 100000pcs/ - Prix : 1.5~4800 USD

Dongjin 2V series are valve-regulated, non-spillable types constructed with an absorbent glass mat (AGM ) with pasted flat lead-calcium alloy plates. They are designed to provide long, reliable service life without maintenance. The very large batteries are all of 2V voltage and the...

Lundi 16 septembre 2019

The extraction is divided into liquid phase extraction (LLE) and solid phase extraction (SPE). SPE technology is a column chromatography separation process. The technology is a combination of liquid-solid extraction and column liquid chromatography. The combination of this technology...

Vendredi 13 septembre 2019

Some samples (such as avocado, peanuts, olive oil, etc.) contain more fat. Due to the limited solubility of fat in acetonitrile, the recovery rate of some fat-soluble pesticides (such as HCB, DDT, etc.) is reduced. How to overcome the low experimental results caused by fat? You can...

Jeudi 12 septembre 2019

Quantité : 300pcs/MOQ - Prix : 1.5-10usd

As your baby begins rolling over and starts their trip on learning how to crawl, ,you want a protected and smooth area for them. Learning how to crawl on hardwood floors or ordinary rugs is not ideal; your baby would possibly get a rash or harm themselves. As they are no longer fully...

Mardi 10 septembre 2019

1. Advantages and disadvantages of commonly used extraction solvents Acetonitrile: easy to salt out; compatible with LC/MS; difficult to concentrate Acetone: not easy to salt out; easy to volatilize, concentrate Ethyl acetate: immiscible with water; less extraction of impurities;...

Lundi 09 septembre 2019

A commercial deck oven is a crucial piece of baking equipment when seeking to attain a beautiful, crusty loaf of bread. Having a quality deck oven is just as necessary for a bread bakery as heavy duty spiral mixer. While these ovens tend to take up more real estate in a bakery and...

Lundi 09 septembre 2019

A commercial deck oven is a crucial piece of baking equipment when seeking to attain a beautiful, crusty loaf of bread. Having a quality deck oven is just as necessary for a bread bakery as heavy duty spiral mixer. While these ovens tend to take up more real estate in a bakery and...

Mercredi 04 septembre 2019

In the past decade, the global cosmetic market has shown a tough and stable growth, and there was no stagnant or negative growth in one year. Even though the growth slowed down in the crisis year of 2008-2009, it quickly returned to the historical normal growth level in the recovery...

Mercredi 04 septembre 2019

In the past decade, the global cosmetic market has shown a tough and stable growth, and there was no stagnant or negative growth in one year. Even though the growth slowed down in the crisis year of 2008-2009, it quickly returned to the historical normal growth level in the recovery...

Mercredi 04 septembre 2019

In the past decade, the global cosmetic market has shown a tough and stable growth, and there was no stagnant or negative growth in one year. Even though the growth slowed down in the crisis year of 2008-2009, it quickly returned to the historical normal growth level in the recovery...

Mercredi 04 septembre 2019

In the past decade, the global cosmetic market has shown a tough and stable growth, and there was no stagnant or negative growth in one year. Even though the growth slowed down in the crisis year of 2008-2009, it quickly returned to the historical normal growth level in the recovery...

Samedi 17 août 2019

Liquid filter housings, as a kind of indispensable device for conveying medium pipeline, can make the contaminated liquid to achieve a certain degree of cleanliness requiring by production and living. - Features of liquid filter housings: - 1. Easy installation and connection, simplified...

Vendredi 16 août 2019

The membrane filters of different materials have different characteristics. Here are as follows: - Nylon (NY) Material - Features: hydrophilic, resistant to some organic materials, not strong acid, protein binding capacity is high, so it is not suitable for protein recovery. Application...