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Miércoles 14 agosto 2019

Physical properties of the chromatographic column could affect the performance of C18 HPLC columns. - Performance factors of C18 HPLC columns: - Silica gel purity Class A silica gel has high residual silica hydroxyl with a negative charge and high metal content on the acidic surface...

Sábado 10 agosto 2019

Cantidad : 10000 - Precio : 1-10000 USD

The working principle of the electrostatic dust collector is to use the high voltage electric field to ionize the flue gas. The dust charge in the air flow is separated from the air flow under the action of the electric field. The negative electrode is made of metal wires with different...

Viernes 09 agosto 2019

Dongjin OPzS Tubular Flooded and maintenance-free OPzV Tubular Gel batteries provide proven performance and reliability in the most demanding renewable, stationary and deep cycle telecom applications. The OPzS and OPzV batteries feature tubular grids and multi-tube gauntlets that...

Viernes 09 agosto 2019

An Electric Bike is a fantastic way to reduce your carbon footprint and to be green. Dongjin group has been manufacturing suitably rated, reliable, affordable and safe E-Bike Batteries with long cycle service life, good high rate discharge performance and better float charging service...

Viernes 09 agosto 2019

Dongjin AGM VRLA batteries are Valve Regulated Lead Acid battery with Absorbent Glass Mat separators. With stable quality and affordable cost, our AGM UPS batteries are widely used in all ranged of UPS, energy storage and telecommunication systems. Advantages of AGM VRLA battery Long...

Viernes 09 agosto 2019

Cantidad : at least 1 - Precio : 1.5~4800 USD

Dongjin AGM deep cycle battery is optimized for being discharged over a longer period of time. The specially designed plate formula increases cyclic life. With stable quality and affordable cost, our AGM deep cycle batteries are widely used in all ranged of energy storage. Advantages...

Miércoles 07 agosto 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...

Miércoles 07 agosto 2019

We are wholesale suppliers and distributors of Various Dairy products worldwide. Dairy products or milk products are a type of food produced from or containing the milk of mammals, primarily cattle, water buffaloes, goats, sheep, camels, and humans. Dairy products include food items...

Martes 06 agosto 2019

The hydrophilic polyvinylidene fluoride membrane filter is commonly used for the purification and filtration such as tissue culture media, additives, and other sterilization filtration solvents, chemical raw materials, aseptic processing of reagents, and for filtration of high-temperature liquid...

Lunes 05 agosto 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...

Viernes 02 agosto 2019

Usually, the sample contains something that is not of interest to the analyst. Salt, lipids, lipid-containing substances, humic acid, hydrophobic proteins, and other biological substances are some substances that may interact with the HPLC column in use. These substances have less...

Viernes 26 julio 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...

Jueves 25 julio 2019

Cantidad : 50 - Precio : $145

Original Hummingbird Rotary Tattoo Machines with Swiss motor Maxon or standard Swiss motor available for this machine We do not use any other motors for Hummingbird tattoo machines The Hummingbird series rotary tattoo machines are designed and made by our company. It's been tested...

Viernes 12 julio 2019

Hawach vacuum filtration device is a kind of equipment which uses vacuum negative pressure as a driving force to realize solid-liquid separation. In structure, the filter section extends along the horizontal length direction and can complete filtering, washing, drying, and regeneration...

Jueves 11 julio 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

Martes 09 julio 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

Jueves 04 julio 2019

Precio : US $1 - 3,000 / Set

Basic information The double orifice air release valve is a pipeline will be matched equipment, apply to the temperature does not exceed 100 water, hot water pipe on the pipe from the air. Features 1. Body is provided with a shock-proof inner tube to protect the float 2. Lower...

Jueves 04 julio 2019

Hawach Three-Branches Vacuum Filtrations system is an important branch of the vacuum filtration unit. Unlike a typical suction unit, each set can only filter one set of samples. The biggest feature is that at the same time, rely on a set of equipment and a suction pump. Three sets...

Martes 02 julio 2019

Stainless Steel Filtration System Product Introduction Hawach stainles s steel filtration system is widely used in research units, inspection and quarantine institutions, quality monitoring institutions, natural mineral water industry, drinking water industry, the pharmaceutical industry...

Viernes 21 junio 2019

1. Capacity setting For the adjustable pipette, it is usually operated in the range of 10% to 100%. The optimal pipetting capacity is in the range of 35% to 100%. At this time, it is less affected by the operation technique and can better protect the pipetting. Accuracy and precision...

Viernes 21 junio 2019

Normally SPE cartridge has two basic adsorption modes: target compound adsorption mode, impurity adsorption mode; 5 operation modes: gravity operation, manual positive pressure, centrifuge, negative pressure and positive pressure mode. Now let's review the whole process step by step...

Jueves 13 junio 2019

NH2 HPLC columns can be used in the positive phase or in the negative phase, but it should be noted that the positive phase solvent and the negative phase solvent are usually not mutually soluble. New NH2 HPLC columns are preserved in the positive phase environment under normal circumstances...

Viernes 07 junio 2019

- Vertical Grinding Mills - GKLM series vertical grinding mill is one advanced powder making mill through our engineer research and experience and bringing in advanced technology of the world. It is ideal equipment for superfine milling industry which integrated with crushing, drying...

Viernes 07 junio 2019

Cantidad : 1 - Precio : undetermined

- Raymond Mill - As national powder R&D center, GUIKUANG has made much efforts and contributions for the development of powder industry more than 40 years. Raymond mill has been through decades of history in China. As one of earliest Raymond mill manufacturers, GUIKUANG keeps...

Sábado 01 junio 2019

The theory of high frequency welding equipment: Under the effect of the high frequency electric field, the positive and negative charges of the substance to be heated displace to form electric pole polarons. The polarons polarize repeatedly to cause the molecules to produce the intense...

Miércoles 22 mayo 2019

Basic information This double orifice air release valve is a pipeline will be matched equipment, apply to the temperature does not exceed 100 water, hot water pipe on the pipe from the air. Features 1. Body is provided with a shock-proof inner tube to protect the float; 2. Lower water...

Lunes 06 mayo 2019

Milk tank truck, also known as transportation truck, is used for transport the fresh milk and other liquid medium etc. Besides, the milk tanker truck is equipped food type 304-2B stainless material. The vent valve is set at the top of the pot to enable automatic adjustment to reduce...

Viernes 03 mayo 2019

Description of Sit Stand Desk Converter： Sit stand adjustable computer desk converter can turn your desk into a healthy workstation in a few minutes. Independent sit-up workstation supports single, double, three, or four panel displays and function button height adjustment. This Workstation-...

Martes 02 abril 2019

- Sunchi DC Inverter Heat Pump Hot Water Heater Inverter - DC inverter home using hot water heat pump boiler, 5kW with 200L tank produce 55℃ hot water, max 60 hot water, 220V ~50Hz/60Hz power supply. - DC Inverter Heat Pump Water Heater Overview - This inverter heat pump water heater...

Sábado 30 marzo 2019

Wire Straightening and Cutting Machine GT3-7(automatic steel wire cutting machine) fast in straightening and cutting: Our product could reach a highest straightening and cutting speed of 100m min, 3-4 times that of domestic similar products. Servo motor cutting technology being used...