USE LABORATORY SAMPLE BOTTLES - 10342 Anuncios

Viernes 13 diciembre 2019

What is vacuum filtration? Vacuum filtration forms negative pressure in the filtrate outlet as the power of filtration. This kind of filtration machine is split into batch operation and continuous operation. Vacuum filtration equipment with batch operation can filter suspension liquid...

Viernes 13 diciembre 2019

In order to prolong the service life and obtain the best performance, there are some instructions to follow. It is better to spray the filter paper with water before using, because the dry filter paper has poor filtration effect and is easily been sucked away by the filter paper,...

Viernes 13 diciembre 2019

The bottle-top dispenser may sometimes be used with hazardous materials, operations, and equipment. It is beyond the scope of the following contents to address all of the potential safety risks associated with its use in such applications. To consult and establish appropriate safety...

Jueves 12 diciembre 2019

Cantidad : full conta - Precio : 9000--20000(subject

In a business, close relationship and cooperation between users and we can significantly reduce costs, improve product and program effectiveness, and achieve the competitiveness of both. With this thinking and many years' experience, we Ultraton can produce all types and sizes of...

Jueves 12 diciembre 2019

Cantidad : full conta - Precio : 9000--20000(subject

In addition to being widely used in terminal ports and transport containers, semi-trailers also have a series of models suitable for transporting dry goods, bulk cargo, timber, etc. on the road. What types of Bulk Cargo Semi Trailer does Ultraton have? With these years' rich manufacturing...

Jueves 12 diciembre 2019

QuEChERS is a streamlined technique that makes it easier and cheaper for analytical chemists to examine the pesticide residues in agricultural products. It is exploited by many professors of the American Ministry of Agriculture in 2003, especially Anastassiades. This technique shares...

Jueves 12 diciembre 2019

The electronic bottle-top dispenser is one of the most commonly used equipment in the laboratory. It is the most ideal tool to use titration and accurately transmit the volume of titrating solution. In general, we can use the electronic bottle-top dispenser to make potentiometric titration...

Jueves 12 diciembre 2019

Vacuum filtration manufactured in Hawach Scientific has better experience in laboratory tests due to the elimination of chemical and mechanical pretreatment, and the ratios of filtration areas are extraordinarily improved. It can ensure an accurate and professional test work under...

Jueves 12 diciembre 2019

Hawach sample vials are available with three types: screw top, crimp the top and snap top sample vials. Reducing the possibility of sample evaporation, crimp caps provide the tightest seal. Compared to crimp tops, snap top sample vials can be applied and removed by hand more easily...

Jueves 12 diciembre 2019

As a unique chromatography technique that pushes solvent through the column uses by compressed gas or a pump, flash column chromatography is highly appreciated as an advance technique because it makes flow rates of the solvent much faster than the gravity flow. Developed in the 1970's...

Jueves 12 diciembre 2019

Because the cotton fiber in the filter paper has a good affinity with water, it can absorb about 22 percent of the water, in the form of a hydrogen bond with cellulose water has 6 to 7 percent. In general, it is very difficult to remove. Compared with the affinity with water, the...

Jueves 12 diciembre 2019

Hawach bottle-top dispenser is an instrument for measuring liquid medicine. To ensure that your bottleneck dispenser has a long service life, some maintenance, and cleaning work can be done in the following situations: the pipette piston is not flexible; the dispensing of some restrictive...

Miércoles 11 diciembre 2019

The specific steps are as follows: 1. Clean the glass cylinder. 2. Empty and unscrew the separator from the bottle, and lift the separator upward until the drain pipe leaves the liquid level but is still in the bottle-top dispenser. 3. Touch the inner wall of the bottle carefully...

Miércoles 11 diciembre 2019

Bottle-top dispenser marketed by Hawach Scientific is characterized in good chemical tolerance, high-temperature disinfection and sterilization, and high-pressure resistance. The bottle is made of PTFE FEP BSG PP, which gives it maximum viscosity resistance. It is convenient to operate...

Miércoles 11 diciembre 2019

Syringe filters are used in a wide range of laboratories to provide fast and efficient water and organic solution filtration solutions. It is made from a variety of membrane filters containing polypropylene housings, and special injection molding processes increase burst pressure...

Miércoles 11 diciembre 2019

Flow Process of HPLC column First, the solvent in the storage bottle is pumped into the chromatographic system by pump and then output, and then introduced into the sampler after flow and pressure measurement. Second, object to be tested is injected by the sampler, passes through...

Martes 10 diciembre 2019

To purchase the most suitable bottle-top dispenser, it is necessary to compare one with another based on the unique and specific requirements of the customers. Several factors should be considered carefully during the purchasing selection. Performance The first and most important...

Martes 10 diciembre 2019

The protective HPLC columns influence the separation result. First of all, the protective column has a good positive effect on the experiments. Even if the stationary phase is chosen incorrectly, the protective column can also be effective for separation. The protective column is...

Martes 10 diciembre 2019

To select the appropriate SPE cartridge, we normally consider it from two aspects: the selection of adsorbent and specification of the cartridge. The use of appropriate adsorbent can achieve good separation between interfering substance and target component, and also meet the requirement...

Martes 10 diciembre 2019

Due to the variety of targets, large structural differences, and low target content, the detection of pesticide residue method requires being accurate, rapid, sensitive, simple and low cost. The QuEChERS method is more and more widely used in pesticide residue detection, as it is green and quick...

Lunes 09 diciembre 2019

During extraction, the sample to be tested is placed in the cellulose extraction thimble and put into the extraction tube. Petroleum ether was added into the extraction bottle, heated the extraction bottle, and petroleum ether was gasified. It rose into the condenser from the connecting tube...

Lunes 09 diciembre 2019

Hawach Scientific constantly commits to maintain the good performance of bottle-top dispenser, suggestions on management and maintenance are followed. The deviation occurred in the operation process can be overcome by regular calibration. Free on-line calibration is provided, and...

Lunes 09 diciembre 2019

Pipette tips supplied by Hawach Scientific fit for wide applications and sample handling with superior performance. It is made from non-sterile PP material in a fully automated and clean room facility, which can assure excellent clarity and flexibility for accurate analysis results...

Lunes 09 diciembre 2019

SPE cartridge A solid-phase extraction device is a physical extraction process involving a liquid phase and a solid phase. In the solid-phase extraction process, the adsorption of the solid relative analyte is greater than that of the sample mother liquor. When the sample passes through...

Lunes 09 diciembre 2019

The working principle of the pipette is that the piston moves through the telescopic movement of the spring to achieve aspiration and discharge. Under the push of the piston, part of the air is exhausted, and the liquid is sucked in at atmospheric pressure, and then the air is pushed...

Sábado 30 noviembre 2019

In a business, close relationship and cooperation between users and we can significantly reduce costs, improve product and program effectiveness,and achieve the competitiveness of both. with this thinking and many years' experience, we Utraton can produce all types and sizes of Fence Semi ...

Sábado 30 noviembre 2019

In addition to being widely used in terminal ports and transport containers, semi-trailers also have aseries of models suitable for transporting dry goods,bulk cargo, timber, etc. on the road. What types of Bulk Cargo Semi Trailer does Ultraton have? With these years' rich manufacturing...

Viernes 29 noviembre 2019

Cantidad : 100000pcs/ - Precio : 1.5-8.8usd

Product Features Resistance Bands are High-Quality Loop Bands Made Of 100% Natural Latex (Not Recommended for People With Latex Allergies nor Kids). We Strongly Believe In High Quality Of Our Bands and The Potential Results they will give you when used regularly. Resistance band training...

Viernes 29 noviembre 2019

Cantidad : 100000pcs/ - Precio : 1.5-8.8usd

STRENGTHENING & PAIN RELIEF: Improves muscle performance and tone by involving core, back, and leg muscles. DURABLE & SAFE: Made of high quality sturdy and durable rubber material. Spiky dimples on one side (for standing), small dimples on the reverse side (for sitting). Designed...

Jueves 28 noviembre 2019

Cantidad : 100000pcs/ - Precio : 0.8-3.7usd

Cosmetic High Quality Eco Friendly Paper Eyeshadow Packaging Box Product List Paper eyeshadow packaging is our typical product. Product name Eyeshadow Packaging Box Size L18*W8*H2cm Accept Customization Color Gray Shape Round Shape Industrial Use Cosmetic Box Usage StorageEyeshadow...