EFFICIENCY - 11839 ads

Six Major Operational Misunderstandings Using Pipettes

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
How To Choose Filter Paper?

Tuesday, August 13, 2019

Filtration is a kind of physical changes which separate solid impurities from the liquid through porous filter media, only fluid can pass by the porous filter media. So the degree of retention determines the separation efficiency. Hawach provides various options to satisfy every laboratory...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Material and Maintenance of HPLC Columns

Monday, August 12, 2019

The system of an HPLC column is composed of a liquid, a reservoir, a pump, a sampler, a column, a detector and a recorder. - The packing material of HPLC columns - The packing material has high carbon content, small surface polarity, very low chemical purity and high surface separation...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 45000 Equipment goods
photo not available

Sunday, August 11, 2019

From "removing and dismantling" to "construction", what can construction waste do when it is crushed? In recent years, with the acceleration of urbanization, projects such as road construction, building expansion, old city reconstruction, and infrastructure projects have been increasingly...

Henan Hongxing Mining Machinery Co., ltd.

  • 45000 - Zhengzhou
  • +18 1 03 71 26 16
China 201206 Equipment goods
Electric-reach-truck

Saturday, August 10, 2019

Quantity : At least o - Price : 50-150000 USD

1.5T AC ELECTRIC REACH TRUCK - STAND-UP TYPE 1.5T reach truck-stand-up type, flexible, compact in appearance,no emissions,low noise,working in narrow field, suitable for tobacco, textile, food, supermarket and other industries; Due to the stand-up driving, good vision, particularly...

ATTACK GLOBAL (HONGKONG) CO.,LTD

  • AttackGlobal
  • 201206 - Shanghai
  • +86 021 65457088
  • +86 13801916885
China 062150 Equipment goods
PPC Air Box Pulse Bag Filter

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...

China 062150 Equipment goods
Electrostatic Dust Collector

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...

OPzS and OPzV Tubular Battery

Friday, August 09, 2019

Dongjin OPzS Tubular Flooded and maintenance-free OPzV Tubular Gel batteries provide proven performance and reliability in the most demanding renewable, stationary and deep cycle telecom applications. The OPzS and OPzV batteries feature tubular grids and multi-tube gauntlets that...

Dongjin Power CO., LTD.

  • 518000 - Shenzhen
  • 86 755 8666 0729
Dongjin E-bike Battery

Friday, August 09, 2019

An Electric Bike is a fantastic way to reduce your carbon footprint and to be green. Dongjin group has been manufacturing suitably rated, reliable, affordable and safe E-Bike Batteries with long cycle service life, good high rate discharge performance and better float charging service...

Dongjin Power CO., LTD.

  • 518000 - Shenzhen
  • 86 755 8666 0729
Dongin AGM VRLA battery

Friday, August 09, 2019

Dongjin AGM VRLA batteries are Valve Regulated Lead Acid battery with Absorbent Glass Mat separators. With stable quality and affordable cost, our AGM UPS batteries are widely used in all ranged of UPS, energy storage and telecommunication systems. Advantages of AGM VRLA battery Long...

Dongjin Power CO., LTD.

  • 518000 - Shenzhen
  • 86 755 8666 0729
AGM Deep Cycle Battery for Energy Storage

Friday, August 09, 2019

Quantity : at least 1 - Price : 1.5~4800 USD

Dongjin AGM deep cycle battery is optimized for being discharged over a longer period of time. The specially designed plate formula increases cyclic life. With stable quality and affordable cost, our AGM deep cycle batteries are widely used in all ranged of energy storage. Advantages...

Dongjin Power CO., LTD.

  • 518000 - Shenzhen
  • 86 755 8666 0729
China 201108 B2B Services
7200 Lumens DLP Laser Projector for Multiple projection in Large Venues

Friday, August 09, 2019

Price : 1000-6000USD

DU7200 large venue laser projector has 7200 lumens brightness with the 1920*1200 resolution, and the throw ratio of DU7200 is 0.79. It can supply to the exhibition hall, company exhibition, the lecture hall of the university, the performance and others. Functions of Laser 1920x1200...

Shanghai DIDON Industrial Co., Ltd

  • 201108 - Shanghai
  • 02154800060
China 201108 B2B Services
Laser Light Source 7100 Lumens WUXGA Resolution Laser Projector DU710ST

Friday, August 09, 2019

Price : 1000-6000USD

7100 lumens brightness, 1920*1200(16: 10)WUXGA resolution, 0.79 short throw laser projector DU710ST large venue short throw projector has 7100 lumens brightness and it adopts DLP projection technology with 1920*1200 resolution. The throw ratio of DU710ST is 0.79: 1. It has the functions...

Shanghai DIDON Industrial Co., Ltd

  • 201108 - Shanghai
  • 02154800060
Features of Flash Column and Factors Affecting the Life of Flash Column

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Performance and Maintenance of HPLC Columns

Thursday, August 08, 2019

Chromatography is a separation and analysis method and the separation is the core. Therefore, HPLC columns are the heart of the chromatographic system. The requirements for the column are high efficiency, good selectivity and fast analysis speed. Generally, the column length of about...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
SPE Cartridge Packaging And Application

Thursday, August 08, 2019

Most common SPE cartridges are injection syringes made of polyethylene, in which there are two plugs made of polypropylene or fiberglass, with a certain amount of chromatographic adsorbent (filler) between the two plugs. SPE cartridges without sieve plate 1. Avoid “non-specific adsorption” 2...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 450000 Stock lots
Semi-portable crusher

Wednesday, August 07, 2019

Quantity : 1 - Price : 10 000,00 €

- By means of rich industry experience and profound knowledge, Hongxing Machinery is committed to providing comprehensive semi-portable crushing (also known as tire mobile crusher) machine. The production description of semi-portable crusher has many titles, such as the wheeled crusher plant...

Hongxing Machinery

  • 450000 - Zhengzhou
  • +37 1 63 31 37 38
China 201206 Equipment goods
Rough Terrain and Articulated Forklift CPCY-30

Tuesday, August 06, 2019

Quantity : At least 1 - Price : At least 50 Dollars

Articulated Forklift Rough Terrain Product Features Rough Terrain and Articulated forklift has all-wheel drive, greatly increased the power of the forklift, it is a kind of safe and high efficiency construction machinery used for loading and stacking materials on muddy field,farm...

ATTACK GLOBAL (HONGKONG) CO.,LTD

  • AttackGlobal
  • 201206 - Shanghai
  • +86 021 65457088
  • +86 13801916885
What Are The Applications Of Ion-Exchange Solid Phase Extraction?

Tuesday, August 06, 2019

Ion-exchange solid phase extraction is widely used in biological samples and environmental monitoring. During the extraction process, the pH of the sample is adjusted so that the solute is easily ionized. The solute is exchanged from the resin by changing the pH or increasing the...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Advantages And Application Prospects Of QuEChERS

Monday, August 05, 2019

QuEChERS method has unique advantages in pesticide residue analysis. Due to the irrational use of pesticides and inadequate supervision of pesticide use, people may suffer from acute or chronic pesticide poisoning after eating pesticide-contaminated food, and even threaten human health...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Main Factor of Affecting the Life of the Liquid Chromatographic Column

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Reason for Increase of Column Pressure During Use

Friday, August 02, 2019

Flash column pressure has something to do with the form of silica gel, the mesh number, the synthesis condition of filler, the condition of column packing, the mobile phase, and the temperature when analyzing. Different manufacturers' new flash columns, their column pressures may...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 211808 B2B Services
Ceramic Membrane

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...

Jiangsu Jiuwu Hi-tech Co., LTD

  • jiuwu
  • 211808 - nanjing
  • 025 58109595
  • +86 025 58109595
Standard Diaphragm Vacuum Pumps

Thursday, August 01, 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 450000 Construction goods
Metal Bond Mesh Diamond

Wednesday, July 31, 2019

Our metal bond mesh diamond combines both using life and working efficiency. Suitable for resin bond, vitrified bond, metal bond, and electroplated bond system. Application: glass, PCD/PCBN, dental tools, gemstone EA-M19 Medium toughness, Irregular shape, new cutting edges always...

  • 450000 - zhengzhou
  • 0371 68616868
China 450000 Construction goods
CVD Diamond

Wednesday, July 31, 2019

CVD diamond (Chemical Vapor Deposition diamond). The mixture of carbon-containing gas and oxygen is excited and decomposed at a high temperature and a pressure lower than the standard atmospheric pressure to form an active diamond carbon atom, and the deposit is alternately grown...

  • 450000 - zhengzhou
  • 0371 68616868
China 450000 Construction goods
CBN Micron Powder

Wednesday, July 31, 2019

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

  • 450000 - zhengzhou
  • 0371 68616868
Bag Filter Housings

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
How to Prevent the HPLC Column Failure

Tuesday, July 30, 2019

The improper use of chromatographic columns will make the columns decrease or lose effectiveness. Generally speaking, the columns always have problems at the end of them. If we can install a short column with the same stationary phase as the analysis column in front of analysis column...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Residential Ceiling ERV/HRV With HEPA System-AG Series

Friday, July 26, 2019

Thenow residential ceiling mounted energy recovery ventilator-HEPA Series added HEPA filters after G3 or F7 filter which can prevent the fine particles high efficiently. We have a completely range of energy recovery ventilation systems offering different levels of air flows and filters...

Number of results per page : 6 30 150

Search EFFICIENCY