RAPID - 2737 Anuncios

Viernes 23 agosto 2019

At present, railway construction, highway construction, mining, water conservancy and other industries are developing rapidly, and the development of these industries has led to an economic industrial chain, such as repairing highways, repairing railways, buildings, etc., using cement...

Viernes 16 agosto 2019

Cantidad : 10 SETS - Precio : 10000 CNY

Equipment Description of High Disposition Automotive mat welding machine Our company's production of high-frequency welding machines for sun visors of cars introduce advanced technology and major components, complete product range, stable quality. It can also be customized according...

Jueves 15 agosto 2019

The similarities FLASH and SPE are all column chromatography separation technology. FLASH is a fast separation mode for preparative chromatography, using optimized pre-packed low and medium pressure columns for chromatographic separation. The separation mechanism, stationary phase...

Miércoles 14 agosto 2019

After years of development, the QuEChERS pretreatme nt method has been continuously improved and broadened by researchers as a simple and rapid residual pretreatment technology. The application target also has been extended from the highest moisture content of vegetables and fruits...

Lunes 12 agosto 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Sábado 10 agosto 2019

Cantidad : Proofing b - Precio : 200-1500CNY

What is High Tg PCB When the temperature rises to a certain area, the substrate will change from "glass state" to "rubber state", and the temperature at this time is called the glass transition temperature (Tg) of the plate. That is, Tg is the highest temperature (°C) at which the...

Jueves 08 agosto 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...

Martes 06 agosto 2019

In recent years, the application of HPLC in inorganic analysis has developed rapidly, and the use of flash columns has been more and more widely because of a method that can rapidly determine heavy metal elements in environmental water samples. Matters needing the attention of flash columns 1...

Martes 06 agosto 2019

HPLC is more suitable for the separation and analysis of substances with the high boiling point, poor thermal stability, physiological activity, and relatively large molecular weight. Hawach HPLC columns are widely used in the analysis of nucleic acid, peptide, lactones, polycyclic...

Sábado 03 agosto 2019

In the application of membrane separation technology, the microporous membrane is the most widely used membrane variety. It is simple and fast to use and is widely used in many fields such as scientific research, food testing, chemical industry, nanotechnology, energy, and environmental...

Miércoles 31 julio 2019

With the rapid development of research and development technology and material technology, ball valve has gradually become the main valve and gradually replaced the plug valve, and the operating temperature range has been the same as other types of valves, and compared with other...

Martes 30 julio 2019

Since its birth, the QuEChERS method has been widely used in pesticide residue analysis due to its unique advantages and characteristics of fast, simple and cheap. Lehotay et al. established a method, which uses the QuEChERS method to treat samples and analyze 229 kinds of pesticides...

Martes 23 julio 2019

Description of high alumina cement High Alumina Cement (HAC, sometimes known as calcium aluminate cement (CAC) or aluminous cement) is composed of calcium aluminates, unlike Portland cement which is composed of calcium silicates. It is manufactured from limestone or chalk and bauxite...

Martes 23 julio 2019

What is CSA Cement CSA(Calcium Sulfoaluminate Cement) cement is a special cement used in many applications where early high strength and fast setting development are necessary. CSA cement is short for Calcium Sulfoaluminate Cement, also named rapid setting cement, high strength cement...

Martes 23 julio 2019

CSA Binder Introduction: Calcium Sulfoaluminate binder is pure CSA clinker that grinded without any gypsum. It is a hydraulic cementitious material blend high in C4A3S (Calcium Sulfoaluminate Crystals). CSA Binder characteristics Appearance: light grey powder Rapid strength development...

Martes 23 julio 2019

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Martes 23 julio 2019

What is CSA Cement CSA(Calcium Sulfoaluminate Cement) cement is a special cement used in many applications where early high strength and fast setting development are necessary. CSA cement is short for Calcium Sulfoaluminate Cement, also named rapid setting cement, high strength cement...

Lunes 15 julio 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...

Sábado 13 julio 2019

Lab Water Chiller SUNDI -60℃~300℃ A fully closed piping design, high efficiency plate heat exchanger used to reduce the demand for the thermal fluid utilization while providing the system to achieve the rapid ups and downs in temperature The whole system is a closed liquid circulation...

Viernes 12 julio 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...

Martes 09 julio 2019

Rapid chromatography Technology for the separation and purification of natural products and biological macromolecules. It has the advantages of easy operation, cheap price, and rapid analysis, and a few other technologies can match the rapid chromatography in the application of purifying...

Viernes 05 julio 2019

Overview The Single glass window consists of an aluminum frame and a single layer of tempered glass. Due to the transparent properties of glass, it is usually used as an observation window. Because there is only one layer of glass, the thermal insulation of the windows is not particularly good...

Viernes 05 julio 2019

Overview PIR core introduction: Polyisocyanurate foam refers to a foamed plastic containing an isocyanurate ring in its molecular structure. In addition, with the excellent thermal insulation properties of polyurethane rigid foam and the advantage of good strength at low density,...

Jueves 04 julio 2019

As an acronym for Quick, Easy, Cheap, Effective, Rugged and Safe, the method of QuEChERS achieves as a variety of sample preparation and clean-up techniques for the analysis of multiple pesticide residues in the field of agriculture. Originally designed for the analysis of fruits and vegetables...

Miércoles 03 julio 2019

What is CSA Cement CSA(Calcium Sulfoaluminate Cement) cement is a special cement used in many applications where early high strength and fast setting development are necessary. CSA China cement is short for Calcium Sulfoaluminate Cement, also named rapid setting cement, high strength cement...

Martes 02 julio 2019

The average sample addition recovery rate of QuEChERS method is higher than 85%, with fewer impurities interfering with the detection of the target substance, a small amount of solvent, simple and fast operation, which will be the preferred pretreatment method for routine detection...

Lunes 01 julio 2019

- High Performance Silicone Adhesive/heat resistant waterproof Sealant - 3334 - - FEATURES OF GOLOHO-3334 - Convenient: one-part, deoximation, rapid cure at room temperature Neutral, no corrosion to metal, anti-yellowing. Excellent adhesive to hard bonding materials without prime Use at...

Lunes 01 julio 2019

- Two-Part, 1 To 1 Mix Ratio Silicone Potting - 4313-AB - - FEATURES OF GOLOHO-4313-AB - Flammability,UL-94V0 certificationExcellent resistance to high and low temperature, weather, ultraviolet light and aging, excellent performance of insulation and thermal conductivityMix ratio 1...

Lunes 24 junio 2019

Precio : USD44,000 to USD17,0

The 36-meter concrete pump truck is an excellent medium and short arm pump truck, which is made after HBT towing pump, HBC on-board pump and HGY hydraulic concrete dispenser. It is a high-efficiency, integrating running, pumping and cloth. At present, some advanced manufacturers have...

Viernes 21 junio 2019

Flash chromatographic column, also called rapid chromatographic column(rapid column crossing, which means gradient elution, decompression or pressurization of the column), medium pressure chromatographic column（for example, rapid elution is achieved by pressurizing with nitrogen and...