PRINCIPLE - 4376 Annonces

Chine (Rép. pop) 211808 Pro / B2B
Ceramic Membrane

Jeudi 01 août 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...

Jiangsu Jiuwu Hi-tech Co., LTD

  • jiuwu
  • 211808 - nanjing
  • 025 58109595
  • +86 025 58109595
Chine (Rép. pop) 710077 Divers
The Selection and Sample Loading Mode of Flash Column

Mercredi 31 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
Bag Filter Housings

Mercredi 31 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 118009 Divers
Dynamic Light Scattering (DLS)

Mardi 16 juillet 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...

Dandong Bettersize Instruments Ltd.

  • 118009 - Dandong
  • +15 1 41 55 76 96
Chine (Rép. pop) 710077 Divers
What are the Advantages and Principles of the SPE Cartridges?

Lundi 15 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 214115 Biens d'équipement
Industrial Chiller System SUNDI -25℃~300℃

Samedi 13 juillet 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...

Chine (Rép. pop) 710077 Divers
Pretreatment for Pesticide Residue Detection – QuEChERS

Vendredi 12 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
Determination of Coliforms in Water by Filter Membrane Method

Jeudi 11 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
Features and Applications of Cellulose Extraction Thimbles

Mercredi 10 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
The Method Of Cleaning Sample Vial

Mardi 09 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
Determination of Coliforms in Water by Filter Membrane Method

Mardi 09 juillet 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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
A Brief Description of QuEChERS

Lundi 08 juillet 2019

QuEChERS is a pretreatment that has the characteristics of Quick、Easy、Cheap、Effective、Rugged and Safe, which is the reason why it is becoming more and more popular in the new testing methods. It was developed by Professor Anastassiades in 2003, which was used in agricultural testing at first...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 214115 Biens d'équipement
Cryogenic Refrigerator -65℃~-10℃

Dimanche 07 juillet 2019

Microcomputer control, cascade temperature controller, digital temperature display, the regulation of unit 0.1℃, inside the temperature range -20 ℃ ~ -125 ℃ adjustable. Multi-safety protection, more reliable operation. France TECUMSEH compressor, Germany DANFOSS compressor, EMERSON compressor...

Chine (Rép. pop) 200080 Biens d'équipement
Flanged Concentric Butterfly Valve

Jeudi 04 juillet 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...

ZhengFeng Valve Group

  • 200080 - shanghai
  • 86 21 39597277
Chine (Rép. pop) 200080 Biens d'équipement
Double Orifice Air Release Valve

Jeudi 04 juillet 2019

Prix : 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...

ZhengFeng Valve Group

  • 200080 - shanghai
  • 86 21 39597277
Chine (Rép. pop) 200080 Biens d'équipement
Bronze Adjustable Dynamic Flow Balancing Valve

Jeudi 04 juillet 2019

Prix : 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...

ZhengFeng Valve Group

  • 200080 - shanghai
  • 86 21 39597277
Chine (Rép. pop) 710077 Divers
Principles for Selecting SPE Cartridges Specifications

Lundi 01 juillet 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 201306 Informatique
Liquid Level Gauge XY-LGR

Lundi 24 juin 2019

Low-power Liquid Level Sensor With 3.3-5V Output Low power Liquid Level Gauge, it was design for internet of thing specially, its low power consumption is suitable to power by battery and Periodic supply,can be used to measure liquid level for fire protection water net, heating system...

Shanghai Xuyan Precision Technology Co., Ltd.

  • 201306 - shanghai
  • +86 215 9241315
Chine (Rép. pop) 201306 Informatique
Lightning Protection Liquid Level Sensor XY-LS200

Lundi 24 juin 2019

Lightning Protection Hydraulic Liquid Level Transmitter & Gauge Lightning protection liquid level Sensor,can be used to measure liquid level for Reservoirs, river, sewage treatment, urban water supply, water tank, ocean level and others field need liquid level measurement. Typical...

Shanghai Xuyan Precision Technology Co., Ltd.

  • 201306 - shanghai
  • +86 215 9241315
Chine (Rép. pop) 710077 Divers
Vacuum Filtrations

Lundi 24 juin 2019

Vacuum filtrations are based on the principle that oil and water vaporization temperature is different (water vaporization temperature is lower than oil vaporization temperature) under the same pressure. Vacuum filtrations are a kind of paper filter equipment with the features of...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 062150 Environnement / Ecologie
DMC Pulse Jet Single Bag Dust Collector

Dimanche 23 juin 2019

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...

Chine (Rép. pop) 062150 Environnement / Ecologie
PPC Air Box Pulse Bag Filter

Dimanche 23 juin 2019

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. Reverse air baghouse working principle...

Chine (Rép. pop) 062150 Environnement / Ecologie
Dust Collector Accessories

Dimanche 23 juin 2019

Dust collector accessory kit 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 Shaft...

Chine (Rép. pop) 710077 Divers
Introduction to Vacuum Filtration

Jeudi 20 juin 2019

Basic Knowledge of Vacuum Filtration Based on the principle that under the same pressure (vacuum degree), the vaporization temperature of the water is lower than that of oil, scientists make practical equipment which is called vacuum filter. In fact, vacuum filtration is the most...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
The Brief Introduction to SPE Cartridges

Mercredi 19 juin 2019

SPE cartridges, with a full name of Solid Phase extraction cartridges, is also called the SPE column( solid phase extraction column). The solid phase extraction column/cartridges is a pretreatment device for the sample being analyzed, which developed from the chromatographic column...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 710077 Divers
Hawach High-Performance Extraction Thimbles

Mardi 18 juin 2019

A more efficient way to extract compounds from solid materials—Soxhlet extraction (also known as sand extraction). In the laboratory, Soxhlet extractor uses solvent reflux and siphon principle, so that the solid substance is continuously extracted by pure solvent, which saves solvent...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 214115 Bâtiment
Thermal Shock Test Chamber

Mardi 18 juin 2019

High and low temperature impact thermal shock chamber for sale is a necessary test equipment of material such as metal, plastic, rubber, electronics and so on, used for testing material structure or composite material. It can figure out the tolerance degree in the instantaneous continuous...

Chine (Rép. pop) 523925 Biens d'équipement
Automatic Welding

Samedi 15 juin 2019

With the development automation technology, automatic welding technology is more advanced. Automatic welding machine plays an important role in the application of various industries, and its application is expanding rapidly. In the modern industrial production, the mechanization and...

DONGGUAN YIHEDA AUTOMATION CO.,LTD.

  • 523925 - dongguan
  • 769 82886777 676
Chine (Rép. pop) 710077 Divers
Get Familiar with Hawach High-Performance Extraction Thimbles

Jeudi 13 juin 2019

A. Cellulose Extraction Thimbles 1. 60% high purity grade polar fiber+40% refined cotton fiber no any binding agents which make it has stronger mechanical strength and stronger retention 2. 6 wall thickness optional to meet different retention and wet strength, dry strength increasing...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Chine (Rép. pop) 312400 Meubles
Standing Mats & Balance Boards

Mercredi 12 juin 2019

- STANDING MAT 1#: - Humans did not evolve on a completely flat surface. Our feet, like our bodies, are meant to move. Therefore, our company has developed a standing mat that conforms to the terrain, stand mat 1#. The unique peaks and troughs will make you more willing to move around...

Shaoxing Yunna trading Co,.ltd

  • 312400 - shaoxing
  • +86 13735208020
Nombre de résultats par page : 6 30 150

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