VOLUME - 5603 Annonces

Vendredi 16 août 2019

- Category - In terms of the filler type, SPE column can be divided into four applications of silicone bonding matrix, polymer matrix, absorption matrix and specialized columns. Besides, the silicone bonding has four sorts—antiphase(C18 sealing end/uncapped/hydrophile, C8), positive...

Jeudi 15 août 2019

We need to check if the temperature of the pipette </ a>is different from the temperature difference between the pipette and the tip, which affects the accuracy of the pipette. In general, when the temperature of the removed liquid does not match the temperature of the tip and the pipette...

Mercredi 14 août 2019

Categories Sample vials, also glass vials, are divided into six different sorts according to various relevant aspects as the chart down below. Classification Details Bottle top type screw thread, snap, crimp (matched pliers are required while using) Color transparent, brown(to...)

Mercredi 14 août 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Mercredi 14 août 2019

The important technical parameters of Hawach SPE Columns are the key points of selection. Material The material selection of the SPE column is very important. The column material is in direct contact with the test object or analyte. The quality of material selection determines the...

Mardi 13 août 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Mardi 13 août 2019

Adjustable bottle-top dispensers are divided into two types: internally-mounted type and externally-mounted type. They use reciprocating motion of syringe and two single acting pistons to make liquid quantity, directional movement and liquid adding. Internally-Mounted Type Bottle-Top...

Lundi 12 août 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Lundi 12 août 2019

The filter capsules are ready-to-use units for the filtration of media containing particles. They are also used for removing biologicals in pharmaceutical and biotechnology applications. Other applications are like easy sample preparation, separation of cell debris, filtration of...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 200-1500CNY

PTFE Teflon PCB has excellent comprehensive performance: high temperature resistance (-192°C-260°C), corrosion resistance (strong acid, strong alkali, aqua regia, etc.), weather resistance, high insulation, high lubrication, no adhesion, Non-toxic and other excellent characteristics...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 500-1500CNY

Custom flex pcb china from PCBSKY, pcb manufacturer in china shenzhen, a TRUE PCB MANUFACTURER. Because of the advantages (for example, cost, space, and weight savings) that flexible and Rigid-Flex-circuit boards have for some projects, they are used ever more frequently. PCBSKY can...

Samedi 10 août 2019

Quantité : 10000 - Prix : 1-10000 USD

ZC Type Mechanical Rotary Blow Flat Bag Filter Introduction: The dust collector adopts a circular body structure with uniform force, good anti-knocking performance, compact structure, high-pressure blower and blower cleaning, and is not limited by the air source condition, and uses...

Samedi 10 août 2019

Quantité : 10000 - Prix : 1-10000 USD

Single-pulse bag filter is widely used in mining, electric furnace smelting, machinery manufacturing, chemical products, cement, building materials, grain processing and other industrial and mining enterprises warehouse top, bottom, belt transmission and local dust source dust. It...

Vendredi 09 août 2019

Prix : 1000-6000USD

Laser projectors use laser beams to transmit images. The optical components of the laser hologram projector are mainly composed of RGB light valve, X prism, projection lens and drive light valve. The laser beam passes through the corresponding optical elements and the beam expansion...

Jeudi 08 août 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...

Jeudi 08 août 2019

The membrane filter is widely used in today's life, including ultrafiltration membrane, microporous membrane, nanofiltration membrane, microfiltration membrane, mesopore fiber ultrafiltration membrane, etc. Role of the membrane filter 1. Treatment of solute separation and concentration...

Mercredi 07 août 2019

Prix : 20000USD

Nous sommes fabricant de GPL Bobtail, GPL Bobtails, GPL Bobtail et réservoirs de camion d'occasion, GPL Bobtail & réservoir de camion,GPL de stockage de gaz LPG, Semi-remorque GPL, Réservoir de transport de GPL, GPL Bobtail et camion-citerne usagés, GPL. Spécifications techniques...

Mercredi 07 août 2019

Prix : 20000USD

Nous sommes fabricant de GPL Bobtail, GPL Bobtails, GPL Bobtail et réservoirs de camion d'occasion, GPL Bobtail & réservoir de camion,GPL de stockage de gaz LPG, Semi-remorque GPL, Réservoir de transport de GPL, GPL Bobtail et camion-citerne usagés, GPL. Spécifications techniques...

Mercredi 07 août 2019

Prix : 20000USD

Nous sommes fabricant de GPL Bobtail, GPL Bobtails, GPL Bobtail et réservoirs de camion d'occasion, GPL Bobtail & réservoir de camion,GPL de stockage de gaz LPG, Semi-remorque GPL, Réservoir de transport de GPL, GPL Bobtail et camion-citerne usagés, GPL. Spécifications techniques...

Mercredi 07 août 2019

Prix : 25 000,00 €

Nos entreprises, nous sommes fabricant de réservoir de stockage de GPL utilisé et camion-citerne de route de GPL, réservoir de transport de GPL, réservoir de camion de transport de GPL, Bobtail de GPL utilisé, Bobtails de GPL, Bobtails de GPL usagés, avec la meilleure qualité selon...

Mercredi 07 août 2019

Pipe ttes are often used to remove a small amount of liquid in the laboratory. Micropipette first appeared in 1956, invented by Schnitger who is a scientist of the Institute of physiology and chemistry, Germany. Pipettes of different specifications are equipped with different sizes...

Mercredi 07 août 2019

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Mardi 06 août 2019

Membrane syringe filters are used to clarify small-volume sample solutions generally. The housing is well-designed to spread the sample solution over the entire surface of the membrane so that maximum membrane capacity is used. And the construction without any glue or binders helps...

Lundi 05 août 2019

Bottle-top dispenser, also known as a bottle-top distributor and bottle-top pipette, is an instrument for accurately measuring liquid chemicals. Hawach Bottle-top separator is suitable for general acid and alkali, low concentration strong acid and alkali and salts. The specific steps...

Vendredi 02 août 2019

Syringe filter is a kind of disposal filter cartridge, which is attached at the end of injector for using. It is optional to use syringe needles, if it is possible, it could be installed in the end. It is generally made of plastic shells and thin films which acts as filters. Due to...

Vendredi 02 août 2019

The vial is a relatively small glass tube or vial, usually with a vial cap. Bottle bottoms are generally flat, rather than having a spherical bottom like a test tube. When choosing a vial, customers should mainly choose from several aspects, such as material, color, volume, diameter...

Vendredi 02 août 2019

Usually, the sample contains something that is not of interest to the analyst. Salt, lipids, lipid-containing substances, humic acid, hydrophobic proteins, and other biological substances are some substances that may interact with the HPLC column in use. These substances have less...

Jeudi 01 août 2019

There are two different cases of retention time: retention time drift and retention time fluctuations. The former means that the retention time changes only in one direction, while the latter refers to the fluctuation of the retention time without a fixed law. It is often helpful...

Jeudi 01 août 2019

Hawach bottle-top dispensers help to simplify the routine liquid transfer operation and are widely used in all kinds of liquid reagents – buffer solution, medium, vitamin solution, acid, alkali, salt solution or a variety of polar solution. Bottle-top dispensers can meet the needs...

Mercredi 31 juillet 2019

- The Selection Principle of Silica Gel Column - Commonly, the maximum sample loading volume of a silica gel column is about 1/20 of the volume of the column's silica gel. However, as a practical matter, specific sample loading volume should be decided by each constituent's degree...