AFFECTING - 391 ads

Friday, July 17, 2020

Shrimp is a common food on the table. There are many varieties of shrimp. Each type of shrimp has its own characteristics. The freshwater shrimp and sea shrimp are rich in nutrients and taste slightly different. Nowadays, the scale and quantity of farmed shrimps are rising, and the...

Thursday, July 09, 2020

Quantity : 1000000 - Price : $35-$80 per sqm

The steel structure system has comprehensive advantages such as lightweight, easy installation, short construction period, good seismic performance and less environmental pollution. These advantages mostly come from the raw materials of the steel structure. The quality of the material...

Tuesday, June 30, 2020

Quantity : 1000 units - Price : 10 000,00 €

The MDB brake unit series uses advanced power control technology to develop high-performance brake products in combination with a new generation of IGBT power devices. The product can release the electric energy generated by the motor during the braking process through the power resistor...

Saturday, June 20, 2020

GKH1032D Ultrafine Ring Roller Mill is a developed kind of grinding mill with optimized design & structure. It is mainly used in deep processing non-metallic mineral stones, hardness below seven Moh's hardness and humidity below 6%, such as calcium carbonate, kaolin, talc, barite...

Saturday, June 20, 2020

The Application and Usage of Impact Crusher: Impact crusher is suitable for materials whose compressive strength is under 350Mpa, and particle size is less than 500mm. Impact crusher is widely used for sand and rock producing in the industries of roads, railways, reservoir, electricity...

Tuesday, June 16, 2020

Quantity : 10000 Piec - Price : 150-10000

Overview of Rock Reamer The Rock reamer produced by GREAT company is used to expand the diameter of the pilot hole and is mainly used for horizontal directional drilling of oil, natural gas, electric power, and other pipelines. The Rock reamer is designed for reaming a variety of...

Friday, May 29, 2020

Quantity : 1pcs - Price : 40-200usd

Hyperion Optics offers economical custom design collimating lenses that can effectively correct spherical and chromatic aberrations, including singlet and chromatic lenses. Many of our clients had experiences where off-the-shelf collimators they purchased for their system do not collimate...

Monday, April 13, 2020

Characteristic of QuEChERS Extraction Salts The QuEChERS method is fast, simple and economical, and Hawach makes the QuEChERS program easier. Specialized glassware is not required when you use Hawach QuEChERS to pick up bags and tubes. The freely flowing extracted salt and salt packs...

Thursday, March 19, 2020

One of the common making concrete sleepers is cement railway sleepers, which are made of C50 concrete. In order to ensure the quality, the raw materials used in train track sleepers should meet the requirements and the quality should be qualified. Moreover, the proportion of concrete...

Monday, December 09, 2019

The working principle of the pipette is that the piston moves through the telescopic movement of the spring to achieve aspiration and discharge. Under the push of the piston, part of the air is exhausted, and the liquid is sucked in at atmospheric pressure, and then the air is pushed...

Tuesday, November 26, 2019

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

Strainers, dirt separators and backflow preventers are designed to prevent impurities from entering the specified pipe section. Comparing these three types of products, we can analyze from the following points: first, flow resistance. Many manufacturers tend to ignore this point and...

Tuesday, November 26, 2019

Quantity : 30000 Unit - Price : 5000-50000USD

LPG tank semi trailer, also known as liquefied petroleum gas semi trailer, LPG transportation semi-trailer, etc. It is used to transport the propane isobutene and other liquid propylene ammonia liquefied gas such as methylamine acetaldehyde dedicated transport semi-trailer. We have...

Thursday, October 17, 2019

GKH1032D ultrafine grinder is a developed kind of grinding mill with optimized design & structure. It is mainly used in deep processing non-metallic mineral stones, hardness below seven Moh's hardness and humidity below 6%, such as calcium carbonate, kaolin, talc, barite, grammite...

Thursday, October 17, 2019

The Application and Usage of Impact Crusher: Impact crusher is suitable for materials whose compressive strength is under 350Mpa, and particle size is less than 500mm. Impact crusher is widely used for sand and rock producing in the industries of roads, railways, reservoir, electricity...

Tuesday, October 15, 2019

Quantity : 2500km/wee - Price : <200 USD

Introduction of ADSS Fiber Optical Cable ADSS cable, All-dielectric Self-supporting Optical Cable (also known as All-dielectric self-supporting fiber optic cable). All-dielectric fiber optic cable is made of all-dielectric materials. Self-supporting means that the reinforcing member...

Sunday, October 13, 2019

Quantity : 30000 Unit - Price : 5000-50000USD

LPG tank semi trailer, also known as liquefied petroleum gas semi trailer, LPG transportation semi-trailer, etc. It is used to transport the propane isobutene and other liquid propylene ammonia liquefied gas such as methylamine acetaldehyde dedicated transport semi-trailer. We have...

Monday, September 30, 2019

GKH1032D Ultrafine Ring Roller Mill is a developed kind of grinding mill with optimized design & structure. It is mainly used in deep processing non-metallic mineral stones, hardness below seven Moh's hardness and humidity below 6%, such as calcium carbonate, kaolin, talc, barite...

Friday, September 27, 2019

Quantity : 1 - Price : 2000USD

The common mill can be divided into the ball mill, column mill, bar mill, tube mill, self-grinding machine, rotary mortar roller mill, vertical mill, multi-layer vertical mill, vertical roller mill, disc mill, DMC mill and so on. For the mill has a small footprint, the finished particle...

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...

Thursday, September 26, 2019

There are 2 colors available for this style: beige and brown. And the only difference of the two colors is the clothes of the girl bears. For the beige girl the skirt is pink while it's plaid for the brown one. The suits are the same between two boy bears. For each color there are...

Wednesday, September 25, 2019

The pipette is a kind of accurate instrument for quantitative transferring and weighing liquid in biology and chemistry laboratories. The most relative element to keep the pipette accurate is tightness. There are several main factors affecting the tightness of the pipette. The first...

Wednesday, September 18, 2019

It is well known that a large number of high-tech industries are inseparable from dust-free purification workshops, such as CCL circuit substrate copper clad laminates, PCB printed circuit boards, photoelectric LCD panels and LEDs, power and 3C lithium batteries, and some pharmaceutical...

Wednesday, September 11, 2019

Quantity : 2500km/wee - Price : <$200

Introduction of ADSS Fiber Optical Cable ADSS cable, All-dielectric Self-supporting Optical Cable (also known as All-dielectric self-supporting fiber optic cable). All-dielectric fiber optic cable is made of all-dielectric materials. Self-supporting means that the reinforcing member...

Wednesday, August 14, 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Wednesday, August 14, 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...

Thursday, August 08, 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...

Wednesday, August 07, 2019

Pipe ttes are often used to remove a small amount of liquid in the laboratory. Micropipette first appeared in 1956, invented by Schnitger who is a scientist of the Institute of physiology and chemistry, Germany. Pipettes of different specifications are equipped with different sizes...

Monday, August 05, 2019

One of the main factors affecting the life of the liquid chromatographic column is the mobile phase. There are three aspects of the mobile phase factors. The pH value of the Mobile Phase The fillers of different substrates apply to different pH value range. Under normal temperature...

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...

Friday, July 12, 2019

Hawach ensures the accuracy of each sample vial and cap specification, from the initial design to the final photoelectric scanning inspection process, our strict tolerance control throughout the entire manufacturing process. Integrity, cleanliness, and uniformity of a sample vial...