PLATE|PRESSURE - 19713 Anuncios

Tuesday 13 August 2019

Laboratory vacuum filtration equipment is specially designed for laboratory workers to maintain solid-liquid separation of liquid samples. Operation Procedures of Diaphragm Vacuum Pump 1. Put the glass filter flask on the stainless steel workbench, and insert the silica gel plug of...

Monday 12 August 2019

With the continuous development of the sample vials, more and more types and functions of the sample vials appear in laboratory analysis. The capacity of sample vials is bigger and bigger. The sampling speed of the sample vials is faster and faster. The sampling accuracy is higher and higher...

Monday 12 August 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Sunday 11 August 2019

From "removing and dismantling" to "construction", what can construction waste do when it is crushed? In recent years, with the acceleration of urbanization, projects such as road construction, building expansion, old city reconstruction, and infrastructure projects have been increasingly...

Saturday 10 August 2019

Cantidad : Proofing b - Precio : 200-1500CNY

What is High Tg PCB When the temperature rises to a certain area, the substrate will change from "glass state" to "rubber state", and the temperature at this time is called the glass transition temperature (Tg) of the plate. That is, Tg is the highest temperature (°C) at which the...

Saturday 10 August 2019

Cantidad : Proofing b - Precio : 200-1500CNY

Custom high frequency pcb from professional high frequency pcb company china shenzhen with factory price in low cost. The high frequency of electronic equipment is a development trend, especially in the development of wireless networks and satellite communications, the high-speed...

Saturday 10 August 2019

Cantidad : Proofing b - Precio : 200-1500CNY

Hard Gold PCB, immersion gold pcb, is to immerse the board in the plating tank and apply current to form a nickel-gold coating on the copper foil surface of the board. The electro-nickel gold is characterized by high hardness, wear resistance and oxidation resistance. Widely used in applications...

Saturday 10 August 2019

Cantidad : Proofing b - Precio : 200-1500CNY

In order to make electronic communication technology have a higher speed development. High-quality high-speed transmission, many of today's communication equipment have begun to use high-frequency multi-layer PCB. The material of multi-layer high-frequency circuit boards has excellent...

Saturday 10 August 2019

Cantidad : Proofing b - Precio : 200-1500CNY

Custom blind and buried vias fabrication from professional and experienced pcb board supplier at low cost. First of all, we start with traditional multi-layer boards. The structure of a standard multi-layer circuit board is a process including an inner layer line and an outer layer line...

Saturday 10 August 2019

Cantidad : 10000 - Precio : 1-10000 USD

Dust collector baghouse accessories include cloth bag for bag filter, skeleton (bag cage), electromagnetic pulse valve, pulse controller, star-type unloading valve, etc., anode plate for electrostatic Dust collector, barbed wire, cathode and anode rapping, porcelain bottle, porcelain...

Saturday 10 August 2019

Cantidad : 10000 - Precio : 1-10000 USD

ZC Type Mechanical Rotary Blow Flat Bag Filter Introduction: The dust collector adopts a circular body structure with uniform force, good anti-knocking performance, compact structure, high-pressure blower and blower cleaning, and is not limited by the air source condition, and uses...

Friday 09 August 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...

Friday 09 August 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...

Friday 09 August 2019

An automotive battery is a rechargeable battery that supplies electrical current to a motor vehicle. Its main purpose is to feed the starter, which starts the engine. Dongjin maintenance-free QW series are specially designed as the starting batteries for cars, with the advanced plate...

Friday 09 August 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...

Friday 09 August 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...

Friday 09 August 2019

Precio : 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...

Friday 09 August 2019

First, we need to determine if there is a leak in the pipette. 1. Detection method: 1) Visual inspection: first pipette the liquid using the pipette to be tested, then let it stand vertically for 15 seconds to see if there is a slow flow of droplets. If there is a droplet flowing out slowly...

Friday 09 August 2019

Vacuum pump use precautions The function of the vacuum pump is to remove gas molecules from the vacuum chamber and reduce the gas pressure in the vacuum chamber to achieve the required vacuum. In general, there is a large range from atmospheric to very high vacuum, and so far no vacuum...

Friday 09 August 2019

What is the bottle-top dispenser? During a scientific experiment, a bottle-top dispenser can indicate its excellent precision and high-repetition of separating operation without wasting solvents. While handling with some corrosive liquids or solvents, it provides safety assurance...

Thursday 08 August 2019

Basic information Venturi flowmeter is adopted in the body of a balanced valve with threaded connections to make flow adjustment more accurate and flow monitoring more convenient. Accurately balance the flow of each branch or end of the system. Features 1. Good sealing, no , easy...

Thursday 08 August 2019

Basic information This valve can strictly prevent the occurrence of backflow pollution, is a safe device to ensure the hygiene of drinking water. Features 1. More superior streamline design, energy - saving effect； 2. Discharge control device and outlet are designed without obstacles...

Thursday 08 August 2019

Basic Information This float controlled water valve the level of the water in the water tower or sink. Features 1. Stable and reliable work, large flow; 2. Disc fast open and slowly closed, no water hammer impact; 3. Good sealing effect and long service life; 4. Install at any location...

Thursday 08 August 2019

Basic information This double flapper check valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium. Features 1. Switch can be up to 100,000 times; 2. Full flow area, low flow resistance; 3. Less likely to accumulate debris; 4...

Thursday 08 August 2019

Cantidad : 15/ week - Precio : $150-$450/m

Introduction Of Outdoor Artificial Washington Palm Tree Material Leaves: UV-protected Plastic Leaves Trunk: Outside: UV-protected Fiberglass And Plastic Trunk Inside: Strong Steel Pipe Bottom: Square Steel Plate Total height 5 m-15 m (16 ft-50 ft) Diameter of the crown 3...

Thursday 08 August 2019

More than 90% of gas chromatographic problems occur in the inlet, and it is necessary to see which problems may occur in the inlet. Problem No.1: Leak If there is a leak, the pressure on the inlet may not be maintained, and the instrument will alarm. If the problem cannot be solved in time...

Thursday 08 August 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 08 August 2019

Considering the comparative simplicity and maturity of the glass vial, customers rarely complain about its quality. However, the applicability of the autosamplers is actually essential to big manufacturing companies. Severely in terms of International Standard, vials of Hawach are...

Thursday 08 August 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...

Thursday 08 August 2019

The membrane filter is widely used in today's life, including ultrafiltration membrane, microporous membrane, nanofiltration membrane, microfiltration membrane, mesopore fiber ultrafiltration membrane, etc. Role of the membrane filter 1. Treatment of solute separation and concentration...