Friday, July 05, 2019

When the polarity of the stationary phase is greater than the polarity of the mobile phase, it can be called normal phase partition chromatography or simply normal phase chromatography. If the polarity of the stationary phase is less than the polarity of the mobile phase, it can be...

Friday, July 05, 2019

The equipment and equipment in the laboratory are as comprehensive as the natural world. They say that the sparrows are small and complete, but in the laboratory, the same small but indispensable instrument has a micropipette</ strong> for biochemistry. An essential tool for...

Thursday, July 04, 2019

Dinesh Industries is a supplier of vast range of ASTM A860 Gr WPHY 65 Coupling, WPHY 65 Material in various sizes and dimensions. We are largest stockist and exporter of A860 WPHY 65 Pipe Fittings at best price as we are one of the largest supplier & trader of ASTM A860 WPHY 65...

Thursday, July 04, 2019

- Basic information - - Flanged concentric butterfly valve is used in various service and drain lines as truncation and regulating equipment. - - Features - - 1. Bidirectional sealing, no flow direction of the medium; 2. Valve body vulcanized EPDM, reliable sealing; 3. A dial...

Thursday, July 04, 2019

Price : 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...

Thursday, July 04, 2019

Price : US $1 - 3,000 / Set

The bronze balancing valve is required to maintain the flow of these or end equipment at all times within the working differential pressure range. As the system pressure fluctuates, the valve will automatically move up and down to change the opening, thus keeping the pipeline flow constant...

Thursday, July 04, 2019

Price : US $1 - 3,000 / Set

A pest control company contaminated the water supply when it used the insecticide to kill termites. The company USES water from garden to mix chlordane and heptachlor in tanker trucks. The end of the hose is immersed in the chemicals, while water in the area are draining. When the...

Thursday, July 04, 2019

Queen Scaffolding Australia Podger Hammer is designed for use with Cuplock, Wedgelock and Ringlock scaffolding systems to allow quicker assembly and de-assembly. These hammers are chrome plated for long life and meet specifications for all kinds of scaffolding. Manufactured from a...

Thursday, July 04, 2019

Queen Aluminum Thin Flat Handle Spanner 7/16＂ - Bi-Hex Boxes have a unique swiveling design around the box enables it to swing over freely without tangle or obstruction. Have unique rivetless fixing, improves longevity. High-quality Aluminum material Bi-Hex socket with large hardness...

Thursday, July 04, 2019

Queen FullTitanium Flat Handle Spanner 7/16＂ - Bi-Hex Boxes have a unique swiveling design around the box enables it to swing over freely without tangle or obstruction. Have unique rivetless fixing, improves longevity. High-quality Titanium material Bi-Hex socket with large hardness...

Thursday, July 04, 2019

Queen Steel Poka Handle Spanner 7/16-Bi-Hex Boxes have a unique swiveling design around the box enables it to swing over freely without tangle or obstruction. Have unique rivetless fixing, improves longevity. High quality steel material Bi-Hex socket with large hardness. Traditional poka handle...

Thursday, July 04, 2019

Queen Titanium Poka Handle Spanner 7/16 Bi-Hex Boxes have a unique swiveling design around the box enables it to swing over freely without tangle or obstruction. Have unique rivetless fixing, improves longevity. High-quality Titanium material Bi-Hex socket with large hardness. Traditional...

Thursday, July 04, 2019

Quantity : 48000 pcs - Price : Debut de 135 euro

We, as BOYUT Steel Security Door Co.Ltd... Operate in Kayseri Industrial Zone in Turkey and produce all kinds of steel security doors with our 22 years of experience. Wtih our 48000pcs annual capacity and without compromising trust, Sincerity, Quality, Elegance, Innovation and Best Service...

Thursday, July 04, 2019

C8 HPLC columns are used to isolate many organic compounds, which are one of the reversed phase silica gel columns. The maintenance of C8 HPLC columns requires organic solvents. Chromatographic grade methanol is recommended and different brands of chromatographic columns should be...

Thursday, July 04, 2019

The filler of polymeric HLB SPE cartridges produced by a special copolymerization technology contains a certain proportion of the hydrophilic group and the hydrophobic group. Hydrophobic divinyl benzene structures retain nonpolar compounds and hydrophilic n-vinyl pyrrolidone structures...

Thursday, July 04, 2019

Quantity : 1Set - Price : USD $13800

Specifications: 30HP Drez central air conditioner Model DZ-GAC/30HP Function Mode Cooling Power Supply 220V~480V / 3N / 50HZ/60HZ Input Power 34kw Cooling Capacity 87kw(28ton, 336000btr/hr) Cooling Area 240-360㎡ Air volume 1,5000m³(8,820CFM) Running Current 68A ...

Thursday, July 04, 2019

As a single-use, membrane-based device, syringe filter is used for the removing particulate impurities from small (less than 100 mL) liquid samples in the lab. For different applications, the syr inge filter are used in for fast and efficient filtration, material purification, and sterilization...

Thursday, July 04, 2019

As a single-use, membrane-based device, syringe filter is used for the removing particulate impurities from small (less than 100 mL) liquid samples in the lab. For different applications, the syr inge filter are used in for fast and efficient filtration, material purification, and sterilization...

Thursday, July 04, 2019

The silicon hydroxyl group with strongly polar on the surface of glass sample vials will adsorb the samples. Based on such reasons, people produce hydrophobic glass surface through silylating the sample vials in order to eliminate the adsorption of the sample vials, which is widely...

Thursday, July 04, 2019

Flash column chromatography method is to separate the constituents from the mixture and thus purify it. In a word, flash column chromatography makes the samples go through the column which is filled with gel to achieve separation. In the beginning, the founder of flash column chromatography, Mr...

Thursday, July 04, 2019

Brief introduction of the capsule filter The bag filter is also called abandoned filter. Its shell is made of high-temperature polypropylene material. The inner filter core is made of folded filter core welded together by hot fusion. It is suitable for filtering small doses of liquid...

Thursday, July 04, 2019

A microporous membrane filter is a membrane separation technology, the shape of the cylindrical structure, made of 304 or 316L stainless steel, which can filter 0.1μm or more particles and bacteria in liquid and gas. Features A microporous membrane filter has the advantages of high...

Thursday, July 04, 2019

(1) When loading and unloading or replacing the HPLC columns, the action should be light and the joint should be tightened properly. Strong mechanical vibration must be prevented to avoid voids in the bed. (2) If the instrument is used for routine analysis, the sample type is limited...

Thursday, July 04, 2019

Activation, also known as solvation, add a suitable solvent to expand the functional groups on the adsorbent and remove possible interferences on the adsorbent. Equilibrium, remove the activated solvent to create a suitable solvent environment for sampling. Usually, use the same solvent...

Thursday, July 04, 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...

Thursday, July 04, 2019

As an acronym for Quick, Easy, Cheap, Effective, Rugged and Safe, the method of QuEChERS achieves as a variety of sample preparation and clean-up techniques for the analysis of multiple pesticide residues in the field of agriculture. Originally designed for the analysis of fruits and vegetables...

Thursday, July 04, 2019

The glass fiber extraction thimble is made of ultra-fine glass fiber and is used for various applications. It's a high-efficiency filter device for collecting harmful substances such as soot, acid mist, and beryllium substitute. It has the advantages of high-temperature resistance...

Thursday, July 04, 2019

The bottle-top dispenser, also known as the bottle-top pipette, is an instrument for accurately measuring liquid medicine. It is widely used in the biological and chemical fields, as well as in clinical medicine, industrial and commercial laboratories. Bottle-top dispenser material Generally...

Thursday, July 04, 2019

Manufactured from the same raw materials as the ashless grades, the qualitative filter paper is suited for ordinary filtration when we need to determine materials by using qualitative analytical techniques in the lab, with the features of fast flow rate due to their structure. Qualitative...

Thursday, July 04, 2019

Hawach Scientific have Qualitative filter paper and Quantitative filter paper, Wet-strengthened filter paper and Asphalt filter paper, right now we also have filter paper for Extraction. Just as mention before, we are a professional manufacturer for filter paper, we have the regular...