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Viernes 14 junio 2019

The boric oxide can make the glass resistant to extreme temperatures, improves its resistance to chemical corrosion, and assures the integrity of the content. As the very popular material in the manufacture of scientific instruments, borosilicate glass is a type of glass including...

Viernes 14 junio 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Viernes 14 junio 2019

Capsule filter, which is also called disposable filter, is composed of the outer shell and the filter. The outer shell is usually made of high temperature polypropylene material. This kind of polypropylene material on the surface of the capsule filter does not contain adhesives and...

Jueves 13 junio 2019

Introduction of Hawach scientific filtration manifold Multifilter is designed and manufactured for the simultaneous filtration of multiple samples. At present, when the laboratory carries on the filtration to the solution, generally USES the glass material sand core filtration device...

Jueves 13 junio 2019

In order to evaluate water quality, laboratory workers need to analyze the chemical constituents of water. At the same time, they have to consider the interactions between each constituent and the factor of photolysis when choosing the sample vial. It is better to shorten the sample's...

Miércoles 12 junio 2019

Hawach introduces pipettes from the pipetting speed of the pipette and precautions during storage. First, the rate of liquid absorption. It is often seen in the laboratory that in order to “improve efficiency”, the user quickly releases the thumb during aspiration, which causes the...

Martes 11 junio 2019

Overview To determine the physical and chemical parameters of natural water, laboratory workers always use polyethylene and borosilicate glass sample vials for common sampling. Furthermore, it is better to use chemically inert material. The frequently-used sample vialshave multiple...

Martes 11 junio 2019

Developed in the 1970s, flash column chromatography is the method of isolating and purifying a component from a mixture by passing the sample through the flash column filled with a gel. The inventors of flash column chromatography were using medium pressure chromatography and short...

Martes 11 junio 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Lunes 10 junio 2019

Athletic Series Insole Poron Foam Insoles ZG-332 - Improve step balance and foot strength. - Anti-skidding, shock-absorbing and depressurizing. - Reduce the damage to the foot due to vibration. - Applicable for all kinds of sport shoes, hiking shoes and working shoes. - Can help reduce...

Lunes 10 junio 2019

- Insole For Kids ZG-475 - 1. Anti-Microbial Top Fabric: Reduces heat and friction while performing strenuous activity, keeping your feet healthier and more comfortable. 2. An ideal orthotic for preventing and alleviating pain associated with plantar fasciitis and other common foot conditions...

Lunes 10 junio 2019

- Heel Pain, Heel Spur Insole ZG-312 - - Soft and Safe Material: heel grips, Recommended use for shoes larger than half a yard or less. - Adhesive Heel Cushions: Strong self-adhesive, Suitable for leather shoes, high heels, canvas shoes, casual shoes, etc. - Foot Pain Relief and Protection...

Viernes 07 junio 2019

QuEChERS method was originally applied to extract pesticides from fruits and vegetables. Whether under AOAC or EN stipulations, according to our products' Application and Test Report, we can see that the combination of salting out and d-SPE-purification in the initial liquid-liquid...

Viernes 07 junio 2019

Syringe filters are one of the types of filters. The structure design of the syringe filter is precise and the liquid is filtered smoothly. Internal space design is reasonable, so the residue rate is very low. In addition, the syringe filter has the following characteristics. Characteristics...

Jueves 06 junio 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jueves 06 junio 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jueves 06 junio 2019

The fast liquid chromatography column optimization function, or “GO” function, converts the linear gradient into a step gradient and optimizes the elution conditions near the confirmed elution peak. First, purify a small portion of the sample with a small column and wait until the...

Jueves 06 junio 2019

As one of the useful sample preparation technique, solid phase extraction can prevent many problems, such as incomplete phase separations, recoveries with poor quantity, waste of expensive fragile glassware, and extra disposal of organic solvents, which you may occur if you use the...

Miércoles 05 junio 2019

Hawach summarized the advantages of QuEChERS in eight aspects. 1. Recovery Rate QuEChERS technology has the advantage of high recovery rate. Experimental data show that the recovery rate of large quantities of polar and volatile pesticides by QuEChERS is above 85%. 2. Accuracy Laboratory...

Martes 04 junio 2019

HPLC columns are manufactured and tested to exacting standards. If you use and maintain a liquid chromatography column with the following information, you will not only get better results but also extend the life of your HPLC column. Installation of HPLC columns: 1. First, check that...

Viernes 31 mayo 2019

A sample vials cap (or gasket), made of paper, rubber, corkwood, metal, glass fiber or plastic polymer, is placed between the two planes to strengthen the seal and prevent fluid leakage. Machined surfaces cannot be perfect so use caps to fill in irregularities. Asbestos may be present...

Jueves 30 mayo 2019

- Spectrophotometer Color Tester XZB-C280 - - Spectral Colorimeter XZB-C280 - Spectral colorimeter is the colorimeter which adopts the theory of spectrophotometer. It is widely used for plastic, printing, paint, ink, textile, dyeing and other industries for color management. It...

Jueves 30 mayo 2019

- Spectrophotometer Colorimeter XZB-C580 - - Spectrophotometer XZB-C580 - - - - 1. Brief Introduction - - 1).Our device adopts internationally agreed observe condition D/8 - (Diffused lighting, 8 degrees observe angle) and SCI(specular reflection included)/SCE(specular reflection excluded)...

Jueves 30 mayo 2019

- Benchtop Spectrophotometer Colorimeter XZB-CS800​ - - Tabletop Spectrophotometer XZB-CS800 - XZB-CS800 is a highly performance spectrophotometer with top-port test caliber. The instrument adopts the geometric conditions of D/8 lighting and observation of CIE recommendations,...

Jueves 30 mayo 2019

Cantidad : 1 - Precio : 1,00 €

Solid-phase extraction (SPE) is a useful method of sample preparation. By sorting onto a disposable solid-phase cartridge, it can concentrate and purify analytes from solution. But sometimes, the results are unsatisfied with the poor and non-repeatable sample recovery. To avoid it...

Miércoles 22 mayo 2019

Cantidad : 1 - Precio : 8000-15000$

R9 cabinet atc cnc router Furniture Product Description Free Shipping! 12 Tool CNC Rotary Carousel 1325 1530 2030 2040 4*8ft 5*10ft Wood MDF Cabinet Making ATC CNC Router Machine Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables, chair...

Miércoles 22 mayo 2019

Cantidad : 1 - Precio : 8000-15000$

CNC Router Machine Price with ATC Tool Changer R4 Product Description German Siemens controller Siemens servo motor 4 tools top quality ATC cnc router for wood aluminum mdf plastic cutting milling Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture...

Miércoles 22 mayo 2019

Cantidad : 1 - Precio : 5000-10000$

Three spindle wood engraving machine Product Description German Siemens controller Siemens servo motor 3 tools top quality ATC cnc router for wood aluminum mdf plastic cutting milling Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables...

Miércoles 22 mayo 2019

Cantidad : 1 - Precio : 2500-4000$

wood engraving machine price 1325 Product Description router cnc 1325 low price machine cnc router carving machine for wood furniture Product Application: * Furniture: wooden doors, cabinets, plate, office and wood furniture, tables, chair, doors and windows. * The wood products: voice box...

Sábado 18 mayo 2019

0.22um Syringe Filters Features of Filtstar Series Activated Carbon Syringe Filters H ydrophobic Syringe Filter Inner diameter: 50 mm out diameter: 60 mm and pore size of 5 μm Luer Lock Inlet Tip Makes Secures Connections & avoid Blowoff Advantages of Filtstar Series Activated...