Divers - Import Export

Mercredi 07 août 2019

Each analyst needs filter paper, which is a product with high consumption in the laboratory. Filter paper is commonly used in analytical laboratories as a filter medium to separate the solution from the solid. Basic introduction The paper is loose and has strong absorption performance to liquid...

Mercredi 07 août 2019

Hot sale Breathable Disposable Baby Diaper OEM Service is availiable! Good Breathing and Elasticity Size: XL, L, M, S Materials: Non-woven fabric, SAP, PE film,Fluff Pulp Features: 1.Super Thin Breathable Back Sheet Breathable back sheet used to shed wet air and allows fresh air to...

Mercredi 07 août 2019

- Description by Manufacturer - Sheet Size: 210mm x 297mm, International Size A4 Quality: Imported 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min...

Mercredi 07 août 2019

We are suppliers of best quality A4 copy paper 80gsm75gsm,70gsm and looking for serious buyers in need of our papers contact with us for more details. Quality : Imported 100% Virgin Wood Pulp Whiteness : 102-104%, natural white, Capability : High speed copying 100ppm, laser capable...

Mercredi 07 août 2019

we are specialists in sourcing and exportation of high quality and affordable products to your market. Our quest is to provide high quality products, excellent service at competitive price and timely delivery to our customers. Find our offers below. Packaging & Shipping Product Type...

Mercredi 07 août 2019

Carabao Energy Drink 250 ml, Wholesales Carabao Energy Drink Best Price - Ingredients: Taurine 1g, Inositol 50mg, Nicotinamide 33g, D-Panthenol 8mg, Vitamin B6 8mg, Vitamin B12 8mcg, Sugar, Caffeine, Citric Acid, Sodium Benzoate, Artificial Flavors and Colors - Shelf life: 24 months...

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...

Mardi 06 août 2019

Sample Vials are an essential tool in the lab. These general purposes of glass vials are to provide exceptional resistance to heat shock and chemical leaching. Our sample vials are always used in the field of a biological agent, cosmetics, high-value chemistry. And we have high-quality...

Mardi 06 août 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...

Mardi 06 août 2019

A filter housing should have some advantages, such as high filtering accuracy, high speed, small absorbing amount, no media falling, no dead angle, no leakage, acid and alkali resistance, corrosion resistance, easy to clean and recoil function. Different kinds of filter housing: ...

Mardi 06 août 2019

The hydrophilic polyvinylidene fluoride membrane filter is commonly used for the purification and filtration such as tissue culture media, additives, and other sterilization filtration solvents, chemical raw materials, aseptic processing of reagents, and for filtration of high-temperature liquid...

Mardi 06 août 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...

Mardi 06 août 2019

Ion-exchange solid phase extraction is widely used in biological samples and environmental monitoring. During the extraction process, the pH of the sample is adjusted so that the solute is easily ionized. The solute is exchanged from the resin by changing the pH or increasing the...

Lundi 05 août 2019

How important it is to conduct your own experiments with a handy pipette! However, even the most perfect instrument needs proper operation and maintenance. When using a pip ette, we should pay attention to the following points: 1. Do not turn the button out of the range; otherwise...

Lundi 05 août 2019

Vacuum Filtration is a device for accelerating water filtration by negative pressure caused by air extraction. It's a filtering product that most lab customers will be used for suspension detection in water extraction filtration, microbial limit detection extraction filtration, chromatographic...

Lundi 05 août 2019

QuEChERS method has unique advantages in pesticide residue analysis. Due to the irrational use of pesticides and inadequate supervision of pesticide use, people may suffer from acute or chronic pesticide poisoning after eating pesticide-contaminated food, and even threaten human health...

Lundi 05 août 2019

Category of extraction thimbles In terms of the material, extraction thimbles series in Hawach are divided into three main types – cellulose and glass fiber extraction thimble. However, the quartz one can not be manufactured in China, so the other two are currently occupying all thimbles...

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...

Lundi 05 août 2019

Hawach filter paper is used for removing contaminated particles from liquids and gases. The design of a filter paper must try its best to strike a balance among various indexes so as to effectively protect the system to be filtered. Production of a filter paper It is that a variety...

Lundi 05 août 2019

One of the main factors affecting the life of the liquid chromatographic column is the mobile phase. There are three aspects of the mobile phase factors. The pH value of the Mobile Phase The fillers of different substrates apply to different pH value range. Under normal temperature...

Samedi 03 août 2019

An air filter housing is a kind of air filtration device, as one of pneumatic three pieces, which are generally used to prevent dust for workshops, plants, operating rooms, laboratories or electronic mechanical communication equipment. - Filtration precision - The key to affect the...

Samedi 03 août 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...

Samedi 03 août 2019

SPE cartridge can be divided into three classes on the markets: silica-based cartridges, polymer-based cartridges, and adsorption-based cartridges. And here we talk about the three types of silica-based cartridges. The first type is the C18 cartridges. This kind of cartridges bond...

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

Flash column pressure has something to do with the form of silica gel, the mesh number, the synthesis condition of filler, the condition of column packing, the mobile phase, and the temperature when analyzing. Different manufacturers' new flash columns, their column pressures may...

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 standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Jeudi 01 août 2019

QuEChERs is a sample treatment and purification technology for the detection of multiple pesticide residues in high-water-content food. Because it simplifies the previously complex extraction procedures and expands the scope of the extracted pesticide residues, QuEChERs becomes an...