About Us

MINEVIK Machinery is a leading and pioneering enterprise with the most advanced international level in R&D, manufacturing and selling of large-scale crushing & screening plants and beneficiation plants.

large-scale crushing & screening plants and beneficiation plants.

All of our equipment have got ISO international quality system certification, European Union CE certification and Russian GOST certification.

  • In central China-Zhengzhou, covering 140 thousand square meters
  • Win-win cooperation and create more value to customers
  • Exported large quantities and high-end mobile crushing plant and milling equipments to Russia, Kazakhstan, Indonesia, Ecuador, South Africa, Nigeria, Turkey more than 100 countries .

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Our Products

AS a leading global manufacturer of crushing and milling equipment, we offer including quarry, aggregate, grinding production and complete stone crushing plant. We also supply individual crushers and mills as well as spare parts of them.

Services

Our goal is to guarantee the excellent operation equipment with high safety for our customers and minimize the downtime of the machine by predictive maintenance. Kefid service and original accessories can be 100% trusted at the time of maintenance.

SERVICE AND SUPPORT

Minevik service and original accessories can be 100% trusted at the time of maintenance.

ACCESSORIES CENTER

striving to enable customers to get the parts in the nearest place.

SALES MARKET

Our sales market is spread all over more than 100 countries and regions

nitrogen gas laboratory

Nitrogen Safety in the Lab peakscientific

If we contrast the amount of nitrogen that is contained in a cylinder of nitrogen (9000L) or the amount of gas that is produced from 1L of liquid nitrogen (700L), it quickly becomes apparent that a significant leak from a cylinder or spillage of liquid nitrogen poses a much larger risk to laboratory personnel, since this can cause an instantaneous change in levels of O2 in the lab atmosphere

Nitrogen Gas for Lab Equipment | Laboratory Nitrogen

26/07/2018· Why Use Laboratory Nitrogen Generators. Within these lab applications, a large amount of nitrogen gas is required. Since the nitrogen must be infused consistently, an on-site nitrogen generator is the clear option. At On Site Gas, our laboratory nitrogen generators are highly efficient, compact, and can produce high-purity nitrogen for both low

Laboratory nitrogen: keeping it simple

For decades laboratories have relied on deliveries of nitrogen cylinders to obtain nitrogen gas for their analytical instruments. However, there are a growing number of laboratory managers who are turning their attention to cost, workflow efficiency, safety and energy consumption in the lab with regard to their gas

Genius XE nitrogen generator Peak scientific new high

Our Genius XE nitrogen generator takes an already reliable and high performance laboratory nitrogen gas and delivers even greater performance. Our Genius XE nitrogen generator is designed from the ground up to deliver maximum performance, for labs that can’t afford to compromise.

Gas Generators | United Kingdom

Our nitrogen gas generators for industrial applications and analytical lab gas generators support laboratory equipment and instruments. All Parker gas generators provide simple “plug and play” installation, efficiently enabling a continuous or on-demand supply of consistently pure gas.

How to Test for Nitrogen Gas | Sciencing

24/04/2017· Nitrogen gas makes up a majority of Earth’s atmosphere. It has no color and no smell, so to test for its presence, you need to use a different method. Nitrogen gas can also combine with other elements to form compounds, for example, nitrate (NO3), nitrite (NO2) and ammonium (NH3).

Dangers of Nitrogen gas Industrial Plant Safety

This post describes the dangers of working with a supposedly "safe" and "inert" gas, Nitrogen. Increasing incidents of death and injury due to Nitrogen are being reported from industries, mostly due to treating Nitrogen as a "safe" gas, which it is actually not. It

Laboratory Applications for Nitrogen Gas | South-Tek

Nitrogen gas is used in laboratories primarily to control the atmosphere for highly sensitive equipment and procedures. N 2 gas is applied to control oxygen levels, humidity, and temperature in lab equipment including cell incubators, IVF incubators, dry boxes, glove boxes, and mass spectrometers.. Lab applications often require large amounts of nitrogen gas to maintain the correct atmosphere.

Laboratory Nitrogen Generators for Sale | Speck & Burke

Speck & Burke have a range of new laboratory nitrogen generators for sale.

Nitrogen Wikipedia

Nitrogen gas is an industrial gas produced by the fractional distillation of liquid air, or by mechanical means using gaseous air (pressurised reverse osmosis membrane or pressure swing adsorption). Nitrogen gas generators using membranes or pressure swing adsorption (PSA) are typically more cost and energy efficient than bulk delivered nitrogen.

Gas Generators | LabTech

The gas generators line is one of the largest of LabTech array. Continuous and consistent source of high purity nitrogen, hydrogen, zero air for GC is paramount in every high-quality test lab. Complete solutions for carrier gas, make up gas, reference gas, sample preparation and as flame support or fuel gases are available. Modern and efficient

Nitrogen generators | Asynt Laboratory Equipment |

The LABGAS+ range is the latest in laboratory nitrogen gas generators and are controlled by an HMI touchscreen which features flow rate, pressures, trend graph, auto-start/stop, with the

CALYPSO Nitrogen Gas Generator for LCMS | F-DGSi

INCREASED LABORATORY EFFICIENCY. A constant, uninterrupted gas supply of guaranteed purity eliminates interruptions of analyses to change cylinders and reduces the amount of instrument re-calibrations required. IMPROVED ECONOMY. Pure nitrogen gas produced as

Nitrogen Gas Generators

Nitrogen. A range of high quality, reliable and proven PSA nitrogen gas generators for use in the laboratory. Designed for ease of use to replace conventional high pressure cylinders to give years of uninterrupted supply of pure nitrogen gas at the touch of a button.

Nitrogen Gas & Cryogenic Generators

Our range of laboratory gas, industrial gas and cryogenic liquid nitrogen generators are unrivalled in performance and efficiency, being the only European PSA gas generator company that manufacturers both gas and cryogenic liquid nitrogen generators at our UK Head Office. Below are some of the products we manufacture and supply to every

Notes on Nitrogen | Grade 9 > Science > Some Gases

Nitrogen gas is prepared in the laboratory by heating the mixture of ammonium chloride and sodium nitrite in the ratio of 1:1. Nitrogen combines with hydrogen in 1:3 ratio to form ammonia gas. Nitrogen is neither combustible nor a supporter of combustion. Nitrogen gas is used to manufacture explosive..

Apex, Laboratory Gas Generation, Laboratory Gas

Are Nitrogen Generators useful? Nitrogen gas has a variety of diverse uses for a wide range of manufacturers and analytical laboratories. Coupled with the ability to provide compressed air, on-site nitrogen generation can become a major cost saving exercise, mentioning nothing of the other efficiency benefits for consumers who shift from a delivered nitrogen service to our nitrogen generators.

Nitrogen Generators IATT Onsite Laboratory Gas

IATT AiroGen® Lab Nitrogen Generators use Pressure Swing Adsorption technology (PSA) to produce pure nitrogen gas from atmospheric air supplied by an external or internal air compressor. PSA produces nitrogen purity of better than 99.5% up to 99.9999%.

Nitrogen Evaporators | Labcompare

Nitrogen evaporators are used to prepare samples for analysis. Used in many industries, such as food, biotechnology, analytical chemistry, petroleum, and environmental sciences, nitrogen evaporators dry and concentrate samples so that tests like mass spectrometry, gas chromatography, and high performance liquid chromatography (HPLC) can be performed on them.

Nitrogen Generators in the Lab South-Tek Systems

In order to maintain the value, functionality and safety of the equipment, the surrounding atmosphere must be controlled. Nitrogen allows for more control in a laboratory environment, since it is clean, dry and inert. Nitrogen gas is applied to control the levels of oxygen, humidity, and temperature for a wide range of lab equipment.

How To Make Gases ThoughtCo

You can use common chemistry lab chemicals and equipment to prepare several gases. Please make sure you are familiar with the use and functioning of the laboratory equipment you use, are aware of the characteristics of the substances (toxicity, flammability, explosivity, etc.), and

Inert gas asphyxiation Wikipedia

Inert gas asphyxiation is a form of asphyxiation which results from breathing a physiologically inert gas in the absence of oxygen, or a low amount of oxygen, rather than atmospheric air (which is largely composed of nitrogen and oxygen). Examples of physiologically inert gases, which have caused accidental or deliberate death by this mechanism, are argon, helium, nitrogen and methane.

Laboratory Gases CEU 210 ASPE

Gas Gases in any quantity that are potentially harmful to the system or process requirements should be reduced to zero or to a point that will cause no harm, depending on practi-cal considerations. Condensable hydrocarbons should be removed as completely as practical. Gases such as carbon dioxide, sulfur dioxide, and nitrogen compounds react with

Compressed Gas Cylinders | Lab Manager

Using compressed gases in the laboratory can be dangerous if they are not handled properly. Many gases can be explosive, flammable, corrosive, and toxic. Because the gases are under high pressure in tanks and cylinders, any release of gas can spread quickly and endanger lab personnel—including the

Leakage calculations Intranet for staff & students, The

Gas leakage and effect on oxygen concentration: It is important to consider the consequences of a gas leakage from a pressurised gas cylinder as part of the risk assessment exercise. Leakage could reduce the concentration of oxygen to levels capable of causing asphyxiation (e.g. release of carbon dioxide or nitrogen). Equally, a release of

nitrogen | Facts, Definition, Uses, Properties

Various laboratory reactions that yield nitrogen include heating ammonium nitrite (NH 4 NO 2) solutions, oxidation of ammonia by bromine water, and oxidation of ammonia by hot cupric oxide. Elemental nitrogen can be used as an inert atmosphere for reactions requiring

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