PRINCIPLES - 4391 ads

Wednesday, August 14, 2019

Quantity : 1 - Price : 15,88 €

Aluminium Sheet Specificaiton: 1)Alloy: 1100,1050,1060,1070,1200, 2014,2024,3003, 3004, 3005,3105, 5005,5052,5754,5083, 6061,7075,8011etc 2)Temper : O,H12,H14,H16,H18,H19,H22,H24,H26,H32,H3 21,T5,T6,T351,T651, 3)Thickness: 0.15---400mm 4)Width: 900mm-4000mm Dimensions can be produced...

Wednesday, August 14, 2019

Quantity : 1 - Price : 16,89 €

Specification Alloy Temper Thickness Diameter Type Surface Usage 1100/1050/1060 HO H12 H14 H16 H18 H24 H32 H36 0.4mm | 10.0mm 60mm | 1200mm CC&DC Mill finished & Non-Stick Coated Kitchen Utensils Stock pot Rice Cooker Lighting Lamp Traffice Sign...

Wednesday, August 14, 2019

Categories Sample vials, also glass vials, are divided into six different sorts according to various relevant aspects as the chart down below. Classification Details Bottle top type screw thread, snap, crimp (matched pliers are required while using) Color transparent, brown(to...)

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...

Monday, August 12, 2019

Solid phase extraction principle Solid phase extraction is a separation technique that combines selective retention, selective elution, and the like. When a complex sample solution passes through the sorbent, the sorbent selectively retains the aimed compound and a small number of...

Saturday, August 10, 2019

Quantity : 10000 - Price : 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, 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...

Saturday, August 10, 2019

Quantity : 10000 - Price : 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...

Saturday, August 10, 2019

Quantity : 10000 - Price : 1-10000 USD

Single-pulse bag filter is widely used in mining, electric furnace smelting, machinery manufacturing, chemical products, cement, building materials, grain processing and other industrial and mining enterprises warehouse top, bottom, belt transmission and local dust source dust. It...

Friday, August 09, 2019

Quantity : 25kg - Price : FOB Qingdao 2.4-2.9$

Preventing re-deposition of dirt effect Adding sodium carboxymethyl cellulose in detergent has the function of preventing the re-deposition of dirt. The working principle is that negatively charged dirt granule and charged sodium carboxymethyl cellulose molecular absorbing on fabrics...

Thursday, August 08, 2019

Basic information This valve can be used to cut off, switch on and adjust the medium in the pipeline. Features 1. Disc and stem are connected without the pin, and the connection is reliable; 2. Concentric sealing design with light torque and good sealing performance; 3. Disc is vulcanized...

Thursday, August 08, 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, August 08, 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, August 08, 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, August 08, 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...

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...

Wednesday, August 07, 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...

Wednesday, August 07, 2019

Each analyst needs filter paper, which is a product with high consumption in the laboratory. Filter paper is commonly used in analytical laboratories as a filter medium to separate the solution from the solid. Basic introduction The paper is loose and has strong absorption performance to liquid...

Monday, August 05, 2019

Category of extraction thimbles In terms of the material, extraction thimbles series in Hawach are divided into three main types – cellulose and glass fiber extraction thimble. However, the quartz one can not be manufactured in China, so the other two are currently occupying all thimbles...

Thursday, August 01, 2019

Ceramic membranes (Porous Ceramic Membrane & tubular ceramic membrane) are available for microfiltration, ultrafiltration and nanofiltration as single-channel or multiple-channel elements with channel diameters between 2 and 16mm. Their main characteristics of porous tubular ceramic...

Wednesday, July 31, 2019

- The Selection Principle of Silica Gel Column - Commonly, the maximum sample loading volume of a silica gel column is about 1/20 of the volume of the column's silica gel. However, as a practical matter, specific sample loading volume should be decided by each constituent's degree...

Wednesday, July 31, 2019

Bag filter housings are multi-purpose filter equipment with the features of novel structure, small size, simple and flexible operation, energy saving, high efficiency, airtight work and strong adaptability. Otherwise, they are very convenient to replace the filter bags and there is...

Tuesday, July 16, 2019

Dynamic light scattering (DLS), also known as photon correlation spectroscopy (PCS), is a commonly used characterization method for nanoparticles. DLS particle size analyzer has the advantages of accuracy, rapidity, and good repeatability With the update of the instrument and the...

Monday, July 15, 2019

The solid phase extraction cartridges (SPE column, or Solid Phase Extraction Cartridges, or SPE cartridges for short) is a sample pretreatment device for extraction, separation and concentration developed from a chromatography column. Mainly used in sample pretreatment of various foods...

Saturday, July 13, 2019

Use high temperature resistant low-temperature magnetic drive pump or a leak-free high and low-temperature shield-driven pump, reduce the risk of system leakage. At the same time, the screw water chiller system has the advantages of low noise and big traffic flow. Typical application...

Friday, July 12, 2019

Today, Hawach want to talk about the pre-treatment process for pesticide residue detection from the perspective of food safety – QuEChERS, and also tell you how to pre-treat pesticide residue food. Introduction The present analytical methods and determining techniques, pre-treatment...

Thursday, July 11, 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...

Wednesday, July 10, 2019

Cellulose extraction thimbles are widely used in Soxhlet extractors. Soxhlet extraction is a widely used technology to analyze lipids or pesticides in food and soil materials and others. Soxhlet extraction is the continuous extraction of the required components in the solid mixture...

Tuesday, July 09, 2019

The cleaning of sample vial is very important. Usually, according to the principle of glass instrument washing and the degree of pollution to choose cleaning methods, there is no fixed mode. The specific methods are as follows: Method one: 1. Dry the sample in the sample vial. 2...

Tuesday, July 09, 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...