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Friday, September 27, 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...

Friday, September 27, 2019

1. To protect the life of the filter, use the same size filter paper or crepe cloth on the filter to prevent the filter from rupturing. 2. As the determination of the bubble point: the determination of the bubble point pressure can reflect the pore size of the sterilized microporous membrane...

Friday, September 20, 2019

What is Reverse Engineering? Reverse engineering is to obtain the point cloud data of the physical model by using the three-dimensional digital scanning of the existing physical model in the case that the design drawings are incomplete or even without the design drawings or CAD models...

Friday, September 20, 2019

Well DTH Drilling Rig ABT-IIA Type Truck Type Drilling Rig ANBIT-2000 Reverse Circulation Automobile Drill Rig Crawler Multi-Function Well Drilling Rig Mine Drilling Rig ZGYX-420 Mine Drill Rig ZGYX-430 Mine Drill Rig ZGYX-425 Mine Drill Rig ZGYX-415 Mine Drill Rig ZGYX-410 Mine Drill...

Friday, September 20, 2019

The water filter cartridge is generally divided into MF (microfiltration), UF (ultrafiltration), NF (nanofiltration) and RO (reverse osmosis) and SF (sodium-ion exchanger filtration) for different purposes. Materials 1.MF: PPF (5-25 micron); active carbon granule and bar (5 micron)...

Friday, September 20, 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...)

Wednesday, September 18, 2019

Hawach SPE Cartridges are made of medical grade PP and forming in one time. Frits are made of UHMW-PE. There is a variety of models to choose, such as Normal Phase Cartridge, Reversed Phase Cartridge, Ion Exchanges Cartridge, Mixed Mode Cartridges and so on. Here, We would like to...

Tuesday, September 17, 2019

Quantity : 1pc - Price : US $1 - 3,000 / Set

The double plate China wafer check valve is used for the pure pipeline, industry, environmental protection, water treatment, high-rise building water supply, and drainage pipeline to prevent reverse flow of the medium. The disc check valve adopts wafer type, butterfly disc is two...

Tuesday, September 17, 2019

- Forward liquid transfer type - Press the button with your thumb to the first stop point, then slowly release the button back to the origin. Then press the button to the first stop point to drain the liquid. After a short pause, continue to press the button until the second stop...

Saturday, September 14, 2019

LED advertising roadshow truck aim at the mobile advertising market as a display solution. It is an extension of LED advertising media, used for mobile outdoor advertising, stage background, information media, live matches. The flexibility to move the electric chassis can lift the screen...

Wednesday, September 11, 2019

Features Style: Laptop-Style Dock for USB-C mobile phone Name: Bridge Display: 14.0 inch 1920*1080 IPS Flash: 128MB SPI Nand Flash Speaker: Speaker*2, 3W 4Ω, with sound chamber seal I/O: USB C 3.1*1: Full Function USB3.1. Maximum Power output up to 60W Data transfer speed up to 10Gbps...

Tuesday, September 10, 2019

According to the separation mechanism of substances, Chromatography can be divided into adsorption chromatography, distribution chromatography, ion exchange chromatography and the like. The operation mode of the adsorption thin layer chromatography refers to that the adsorption capacity...

Friday, September 06, 2019

Quantity : 1kg - Price : $4

Characters Vibrant formula that uses advanced technology to synthesize a highly effective and broad-spectrum bactericide to control the growth of microorganisms in the entire reverse osmosis system. Not only effectively control the growth of microorganisms in cellulose acetate film...

Friday, August 30, 2019

Penglai Huande Steel Valve Co., Ltd exports swing check valves and the benefits of our swing check valves are as follows: 1. Our swing check valves protect pumps and compressor equipment from damage caused by backflow/reverse flow. 2. It reduces downtime and loss of production due...

Monday, August 26, 2019

Mini Articulating Loader Product features 1. Driven by four separated gerotor motors which can bring great gradeability and road adaptability. 2. The dimension of machine is small and flexible. Height is under 1950mm and width is under 980mm, ground clearance is 180mm. 3. Adopt forerunner...

Saturday, August 24, 2019

Quantity : 500KK/Mont - Price : USD 3.1 Above

SMD color consistency is good. The dispensing process adopts centrifugal technology to enhance the uniformity of the light spot and good heat dissipation. Product Advantages of Rgb Smd Led Chip All colors included customized wavelength. Red light: 620-630NM (R620), Green light: 520-530NM(G520)...

Thursday, August 22, 2019

Quantity : 100 - Price : USD44,000 to USD17,0

Zoomlion Concrete Machinery Brand Zoomlion/CIFA Chassis Brand Hino700 Model Hino700 Released date 2010 Fob price(Appreciated with customer proposal and negotiation price) USD25000 Drive mode 6*4 Cabin GreyFS2844, 3seats Engine Model Hino E13C WB Emissionstandard...

Saturday, August 17, 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...

Friday, August 16, 2019

Quantity : 40HQ - Price : 0.09-0.40USD/PC

Pp woven packaging bags are made of pp woven fabric which has been laminated with gravure printed BOPP film. PP Shopping bags are needed not only for the function of sheltering, but also for the role of brand promotion. Bopp Shopping Bags are taking the promotional products industry by storm...

Friday, August 16, 2019

Quantity : 40HQ - Price : 0.09-0.40USD/PC

We are professionally on manufacturing Multicolor Printed BOPP Laminated pp woven packaging bags which are precision produced by quality pp material that offers outstanding usage value. BOPP bags are new, advanced and attractive type of bulk packages from 5 kgs to 100 kgs. BOPP Bags...

Friday, August 16, 2019

NH2 HPLC columns refer to the chromatographic columns that use silica gel as matrix carrier to bond amino groups. They are usually used for the analysis of carbohydrate compounds, and the mobile phase is usually methanol, acetonitrile and buffers salt solution. - The cleaning method...

Tuesday, August 13, 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...

Saturday, August 10, 2019

Quantity : 10000 - Price : 1-10000 USD

PPC type airbag pulse bag filter is a new product introduced by the American Fule Company. This type of dust remover can be widely used in glass installation, warehouse roof, cooked cooling machine and mill dust collection system in cement plants. There are 33 kinds of specifications...

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...

Monday, August 05, 2019

How important it is to conduct your own experiments with a handy pipette! However, even the most perfect instrument needs proper operation and maintenance. When using a pip ette, we should pay attention to the following points: 1. Do not turn the button out of the range; otherwise...

Thursday, August 01, 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Wednesday, July 31, 2019

Membrane Filter Water Treatment Membrane filter water treatment is a solid-liquid separation technology. It filters water through membrane holes and retains impurities in water without chemical changes. However, due to the very small size of the membrane holes, there are some corresponding...

Wednesday, July 31, 2019

Solid phase extraction (SPE), developed in the 1970s, can replace the traditional liquid-liquid extraction in many fields and has been applied more and more widely in the laboratory. The common solvent of SPE Hexane, isooctane, tetrahalide carbon, trihalomethane, dihalomethane, tetrahydrofuran...

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...

Wednesday, July 10, 2019

donut filler with jelly hopper for sale -Yufeng INB-M This donut filler power base has LED readouts that provide clarity when looking at orders. The digital entry keypad makes it easy to enter the correct information. Reverse pull back rrevents dripping after you are done filling...