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Miércoles 19 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 19 junio 2019

The most important process of the whole purification is selecting the most suitable Flash column. And now we will talk about the key content of the column: stationary phase. Stationary phase, commonly known as filler, is the most central part of chromatography. When we choose the...

Miércoles 19 junio 2019

Hawach scientific takes filtration technology as its core and manufactures high-quality filtration products. Our products after years of research and development, the use of advanced technology and first-class production equipment, to provide customers with all kinds of high-quality...

Martes 18 junio 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...

Domingo 16 junio 2019

OMS skid-mounted (Organic Membrane Filtration System) refers to a form of overall combination of equipment frame and whole equipment. It means that a group of equipment is fixed on the chassis and can be used after moving. It is not necessary to install valves and instruments in the middle...

Domingo 16 junio 2019

Ceramic membrane technology and organic membrane technology can be used in combination. Organic membrane can follow ceramic membrane. We have organic membranes with wide range of pore sizes to different applications, from removing salt to filtering large particulates. JIUWU company...

Domingo 16 junio 2019

Ceramic Nanofiltration membrane is relatively recent membrane filtration system, with the purpose of softening and removal of disinfection by-product precursors such as natural organic matter and synthetic organic matter. More ultrafiltration membrane system details here! CHARACTERISTICS...

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

Hawach introduced the properties and application range of HPLC column stationary phase in the silica gel matrix. Silica gel matrix: Silica gel, weakly acidic, has a strong memory, used to separate non-polar, weakly acidic compounds, oils, etc.; C18, a silica-based uncapped reversed-phase...

Jueves 13 junio 2019

Package 1 QuEChERS extracting pesticide residues from plants Extraction box: 50 ml centrifuge tube + AOAC/EN salt pack 2 kinds of buffer salts: General buffer salt for phase-separation and pH-adjustment; Anhydrous magnesium sulfate completely separates water in the matrix from the...

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...

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...

Domingo 09 junio 2019

Praharit Pigment is the leading manufacturers of Phthalocyanine Pigments & worldwide provider of high quality custom manufacturing services to the quality pigments for many industries. From process development to commercial manufacturing, we focus the right resources to provide...

Viernes 07 junio 2019

Pipettes are common and necessary laboratory equipment in the laboratory, and the experimenter must be very cautious about their daily use. However, many people will ignore the related maintenance and maintenance of the pipette after use. Precautions for maintenance: 1. Regularly...

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

Extraction thimbles are a kind of cylinders used for filtering gas medium or liquid medium, which are divided into three categories in accordance with the material: cellulose, glass fiber and quartz fiber. Cellulose exaction thimbles are mainly used for general Soxhlet extraction...

Viernes 07 junio 2019

If you want to dispense an aliquot of liquid from bottles, the bottle-top dispensers always provide the best results for your lab in the way of productively dispensing and no reagent wasting. Depending on what you need, the important factors of choosing the bottle-top dispenser include...

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

Activated carbon filter cartridge(CTO) is a new type of deep filter, it is made of high quality activated carbon as a raw material in the low hot melt adhesive composition of its structure, continuous extrusion molding. The carbon core has excellent adsorption performance of granular...

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

Extraction thimble sizes should be decided as per users' specific applications. Every single size represents the particular practice of displaying the internal diameter and general length of the thimble in millimeters. Thus the extra allowance for the thickness of the thimble wall...

Martes 04 junio 2019

What should we consider when it comes to purchasing syringe filters of high cleanliness? When we talk about syringe filter cleanliness, we should consider particle contamination from filter, filter hardware, filter installation and the using process as each source may increase the...

Lunes 03 junio 2019

We offer different kinds of composite silicone insulators for substation. Contact us get more details about composite insulator, such as TDS, Application Method, OEM etc. We can supply different type of composite silicone insulator, also customer required. Composite insulators are...

Miércoles 29 mayo 2019

1. When installing the intake tube and the drain tube, insert the bottle-top dispenser tubes straight into the valves, tighten the nut properly to protect the tubes. 2. Make sure bottle-top dispenser that the intake and drain valves and all valves are properly installed and tightened...

Martes 28 mayo 2019

Somos un distribuidor aprobado de granos de pimienta blanca y pimienta negra de acuerdo con los estándares internacionales de calidad. Fabricamos al por mayor y en detalle la pimienta blanca y la penja negra. nuestro pimiento se clasifica y luego se empaqueta según la conveniencia del cliente...

Viernes 24 mayo 2019

leaders dans la production et le conditionnement des huiles d'olive extra vierges en tunisie. notre processus est contrôlé de l'olivier à la bouteille. une grande intention a été portée à la qualité des produits. considéré parmi les précurseurs tunisien en matière de respect des bonnes...

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...