SELECT - 1836 Annonces

Samedi 12 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Samedi 12 octobre 2019

The stationary phase, commonly known as the fillers, is the most central part of chromatography. People need to determine three aspects of stationary phase information in turn before determine how to select the kind of the stationary phase of the flash purification column. They are matrix type...

Mercredi 09 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Mercredi 09 octobre 2019

Flash column chromatography is an easy and fast method to separate the complex mixtures. It can not only make the separation effect better but also shorten the time. How to put the sample into the flash column is of high importance in the preparation process of flash column chromatography...

Mercredi 09 octobre 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Dimanche 29 septembre 2019

Hawach glass solvent filter is made of high-quality borosilicate glass, which can be used to filter various aqueous solutions, organic substances, and corrosive liquids. The glass Solvent filter is available in one liter and two liters and consists of a triangular liquid collection bottle...

Vendredi 27 septembre 2019

In order to meet the scientific requirements of scientific research institutes and enterprises in the early research and development of feed liquid amplification, and we specially design and develop small & pilot machine, which can easily avoid many uncertain factors in the transformation...

Vendredi 27 septembre 2019

Reliable flash columns play a decisive role in a good chromatographic separation method, which ensures complete separation of valuable compounds and specific impurities. Choosing the right flash column is the most critical part of the purification process. There are two aspects should...

Jeudi 26 septembre 2019

Quantité : 1-5000 uni

NOM DU PRODUIT: Détecteur de métaux portable Tension d'alimentation: Batterie standard 9V TENSION DE FONCTIONNEMENT: ÉTANCHE À L'EAU 7V-9V: IP31 EMBALLAGE: 25pcs / carton USAGE: Contrôle de sécurité TERMES D'ALARME: Alarme sonore (vibration) et lumineuse DIMENSION DE L'UNITÉ: 410...

Jeudi 26 septembre 2019

Quantité : 1 unit - Prix : 90usd

The Setting Steps of Wireless Modems (Wireless Cat) When the customer receives our industrial 3g usb modem (wireless cat), connect the power first, and connect a LAN port with the computer's net port with the net line, then the wireless router can be configured. How to set up an industrial...

Mercredi 25 septembre 2019

The extraction thimbles should be treated before doing the experiments of gravimetric monitoring for particulate matter, asphalt fume, and other matters. The fiber extraction thimbles contain a small number of flammable substances and Easy-to-dissolve ashing substances. The extraction...

Mardi 24 septembre 2019

There are many factors to select a product, but on the way back, the only two words lingering in my mind are “parameters” and “Quality assurance”. All that's left is the word “Quality assurance”, which is getting bigger and bigger and more distinct and lingering – or, to put it more simply...

Dimanche 22 septembre 2019

1. High precision and Intelligent manufacturing It adopts Germany imported Rietschle vacuum pump, ultimate vacuum to ensure complete defoaming; the inner tank selects 5mm thick stainless steel plate to effectively prevent rust and easy to clean; specially selects the aviation plug...

Samedi 21 septembre 2019

Quantité : 1000 - Prix : $3,500.00

Youtube: https://www.youtube.com/embed/g2QTF6N3Bhk Product Show Quick Details Brand Name: JENYEE Power(W): 1.5KW Weight: 800KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1080*780*1980mm Voltage: 380V Type: Hydraulic system...

Samedi 21 septembre 2019

Quantité : 1000 - Prix : $4,637.00

YouTube: https://www.youtube.com/embed/g2QTF6N3Bhk Quick Details Brand Name: JENYEE Dimension(L*W*H): 1080*780*1980mm Power(W): 1.5KW Voltage: 380V Weight: 800KG Type: Hydraulic system Application: Solo Attaching Machine Applicable: all kinds of shoes Production Capacity...

Samedi 21 septembre 2019

Quantité : 1000 - Prix : $6,350.00

YouTube: https://www.youtube.com/embed/sAj9wtYCSD0 Product Show Quick Details Brand Name: JENYEE Power(W): 2KW Weight: 1500KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1200*1280*1920mm Voltage: 380V Type: Hydraulic system...

Samedi 21 septembre 2019

Quantité : 1000 - Prix : $5,855.00

YOUTUBE: https://www.youtube.com/embed/doeEEViVu1s Product Show Quick Details Brand Name: JENYEE Power(W): 2.5KW Weight: 1500KG Application: Solo Attaching Machine Production Capacity: 2500pairs/8hr Dimension(L*W*H): 1200*1280*1920mm Voltage: 380V Type: Hydraulic...

Samedi 21 septembre 2019

Quantité : 5000 ton/p - Prix : 0.8usd

Product description Stainless Steel Capillary Tube Description: Whether you need to exchange device tubing as a section of your troubleshooting or want to minimize the dwell extent of your system as you pass to narrower columns, WENZHOU HUASHANG STEEL CO., LTD. has the first-rate...

Jeudi 19 septembre 2019

nous sommes une grande société spécialisé dans l'exportation de métaux ( Déchets - récupération, traitement : Métaux ferreux et non ferreux- récupération, traitement) Nos clients se trouvent partout dans le monde, ( Asie, les Pays du Golf, l'Europe, Royaume-Uni... etc) nous avons...

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...

Mercredi 11 septembre 2019

We are a professional manufacturer of Hard PVC placemat with genuine product guarantee, advanced technology, and considerate service. Because we have to keep up with the trend of design and excellent design team, so we occupy a leading position in the industry. If you want to get...

Vendredi 06 septembre 2019

Quantité : 1000 pcs - Prix : USD80-USD230

Brushless DC electric motor (BLDC motors, BL motors) also known as electronically commutated motors (ECMs, EC motors), or synchronous DC motors, are sensored brushless motor powered by DC electricity via an inverter or switching power supply which produces an AC electric current to...

Lundi 02 septembre 2019

To meet the needs of different customers, LOYAL has two kinds of cross-cutting machine can choose: HQ-600-1300 high-speed cross cutting machine and HQ-450 high-speed cross cutting machine. HQ-600-1300 high-speed ruian cross cut machinery is slitting and cross-cutting equipment, suitable...

Mercredi 14 août 2019

Syringe filters are available out-of-the-box, no need for membrane changes and cleaning, and allow easy purification or detoxification of various solutions, including cell and microbial media, reagents, and additives, protein solutions and buffers. - Maintenance of a syringe filter - 1...

Mardi 13 août 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Lundi 12 août 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Jeudi 08 août 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...

Mardi 06 août 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...

Samedi 03 août 2019

Since July, the demand for sand and gravel has continued to rise, and the price of sand and gravel has risen linearly. Many people are optimistic about the opportunity to build a mechanism sand plant. Take the river pebble as an example. How much profit does a ton of river pebble make...

Mercredi 31 juillet 2019

- Description of Trunnion Mounted Ball Valve: - ZECO trunnion mounted ball valve is suitable for natural gas, oil and gas, chemical industry, metallurgy and other industries, sealing structure is divided into pre-ball sealing structure, post-ball sealing structure and double sealing structure...