LIQUID - 5982 Annonces

Vendredi 20 septembre 2019

Solid phase extraction is essentially a liquid chromatographic separation. The main separation mode is the same as that of liquid chromatography. It can be divided into normal phase (the polarity of the adsorbent is greater than the polarity of the eluent), and the reverse phase (the...)

Jeudi 19 septembre 2019

The determination of 10 plant polyphenols in tobacco samples by solid phase extraction and high-performance liquid chromatography as below: Plant polyphenols are important substances in tobacco. The content of polyphenols in tobacco has an important influence on tobacco quality. Therefore...

Jeudi 19 septembre 2019

Basically, the pipette is an instrument for a trace amount of liquid transfer, while the bottle-top dispenser needs installing at the mouth of a solvent bottle to move larger liquid amounts. Categories In terms of automatization, the pipette can be divided into mechanical and electronic...

Jeudi 19 septembre 2019

Good usage habit can help the experimenters to prolong the service life of the vacuum filtration instruments. The experimenters should pay attention to the following items to keep the instruments in good conditions. 1. Please check that if the voltage marked by the nameplate on the...

Jeudi 19 septembre 2019

The filter paper used in the analytical laboratory performs a strong absorption effect for liquids, which can separate the solution from the solid. The filter paper produced domestically could be divided into three types, including qualitative filter paper, and quantitative filter paper...

Jeudi 19 septembre 2019

It is a liquid chromatography using a chemically bonded phase as a stationary phase, which is formed by chemically reacting an organic molecule to a surface of a carrier (silica gel) by a covalent bond to form a uniform, firm monolayer thin layer. The separation mechanism is both...

Mercredi 18 septembre 2019

The capsule filter is small in size and mainly used in purification and filtration of chemicals, pharmaceuticals, microelectronic reagents, etc. The filter medium is placed in the interior of the capsule filter in the form of folds, which enlarges the filtering area and ensures the...

Mercredi 18 septembre 2019

Hawach Scientific provide Glass fiber filter membrane, with a binder and without binder both available. Here we introduce the without binder type. Pore size : 0.7um /1.2um Diamter : 13/25/47/50/60/90/100/106/120/142/150/20 0/250mm. Glass fiber filter membrane is chemically inert, without binder...

Mardi 17 septembre 2019

- Forward liquid transfer type - Press the button with your thumb to the first stop point, then slowly release the button back to the origin. Then press the button to the first stop point to drain the liquid. After a short pause, continue to press the button until the second stop...

Mardi 17 septembre 2019

Application Description With the development of vacuum acquisition technology, its application has expanded to all aspects of industry and scientific researches. Generally speaking, the vacuum application means utilizing of the special physical environment of rarefied gas to accomplish...

Mardi 17 septembre 2019

Hawach Scientific product quality in strict accordance with ISO9001: 2000 quality system certification procedures, and from now on we have exported to more than 120 countries. Overview of qualitative filter paper, analysis laboratory commonly used filter paper as a filter medium,...

Mardi 17 septembre 2019

Composed of a filter medium encased in a plastic housing, the filter capsule is a kind of self-contained unit which can be connected in-line to a sample-delivery system, such as a submersible or peristaltic pump. The unit can generate sufficient positive or negative pressure to force...

Mardi 17 septembre 2019

Filtering water is not as simple as it seems to be, because the pores in a membrane often get clogged with the material, and it is hard to clean or replace them. Depended on the new filter design, you don't have to worry about it anymore. The liquid-gated membrane is tested a new...

Lundi 16 septembre 2019

Foundation cosmetic products are some of the most significant when it comes to makeup and beauty styling. And the boxes from us provide the best option to package them in a nature-friendly, beautiful, elegant and protective way. There are two types of boxes for liquid foundation,...

Lundi 16 septembre 2019

Reversed phase chromatography (RP) is the most widely used technique in high-performance liquid chromatography (HPLC) up to now, mainly because it is suitable for the analysis of most of them. Nonpolar substances and many ionizable and ionic compounds. Most stationary phases used...

Lundi 16 septembre 2019

The extraction is divided into liquid phase extraction (LLE) and solid phase extraction (SPE). SPE technology is a column chromatography separation process. The technology is a combination of liquid-solid extraction and column liquid chromatography. The combination of this technology...

Dimanche 15 septembre 2019

Nose Spray Bottles Description: Specially designed for patients with rhinitis nasal spray empty bottle, elongated caps drugs can be directly sent to the depths of the nose, to achieve better efficacy, classic cylindrical bottle modeling, plus the transparent bottle cover effectively...

Dimanche 15 septembre 2019

PET Plastic Spray Bottles Description: Made of food grade PEt, the pet plastic spray bottles have excellent optical performance and weatherability, as well as excellent abrasion resistance, dimensional stability, and electrical insulation. The bottle made of PET is of great strength...

Samedi 14 septembre 2019

A fire truck (also called fire water truck, fire water foam truck, firefighter, firefighting truck, fire apparatus, fire engine, or fire appliance), Which is a vehicle designed primarily for firefighting operations. In addition, many fire departments often employ their vehicles for...

Samedi 14 septembre 2019

- What is fecal suction truck - The fecal suction truck which is mainly used for cleaning special vehicles in septic tanks and sewers. It mainly consists of a chassis, a tank body, and a suction device. The composition of the suction truck is oil water separator, water gas separator...

Samedi 14 septembre 2019

Food Transport Truck is mostly designed for food reselling or different kinds of food material transportation, which including Mobile Food Truck/Trailer, Refrigerated Truck/Trailer, Milk Tank Truck/Trailer, milk transport trucks for sale. - Food transport trucks by functions - Mobile...

Samedi 14 septembre 2019

What is LPG transport truck LPG transport truck also known as LPG transport vehicles, LPG tank truck, LPG transporting tanker. It is used to transport propane, propylene, dimethyl ether, liquid ammonia, methyl amine, acetaldehyde and other liquefied gases of the special automobile...

Jeudi 12 septembre 2019

Since Hunan Teila Heavy Industry Machinery Service Co., Ltd. was established, Teila is always committed to concrete pumps. Our main products include truck mounted pumps, trailer pumps, line pumps, mixer trucks and so on. The brands involved are well-known top brands both in domestic and overseas...

Jeudi 12 septembre 2019

Quantité : 300pcs/MOQ - Prix : 1.5-10usd

Categories of Commercial Carpets Nylon carpet is a new type carpet use nylon as raw material and processed by machine. Nylon printed carpet is outstanding in aesthetic, decorative, wear resistance and quick resilience after compression. Its high quality especially reflected in which...

Jeudi 12 septembre 2019

Filtration is a process in a chemical experiment, separating solids from liquids or gases through a filter medium. Only the fluid or the gas is allowed to pass, not the solid. And the key words of filtration terms can help you understand how the filter works. Hydrophilic, called “water-loving”...

Jeudi 12 septembre 2019

Vacuum filtration is a chemistry technique that can allow for a greater rate of filtration in the lab. In normal filtration, the gravity can provide the force drawing the liquid through the filter paper, but a pressure gradient performs this function in vacuum filtration, offering...

Jeudi 12 septembre 2019

Cellulose extraction thimbles are highly recommended as the high-quality sample reservoirs for quality control, research, and analytical applications especially when solvent extraction of solids and semi-solids need to be carried out. And the use of a Soxhlet extractor loads the safe...

Jeudi 12 septembre 2019

The bottle-top dispenser produced by our company is very ingenious and practical. It occurs a few breakdowns and is easy to maintain because of their simple mechanical structure. Besides, it has a durable and easy-to-clean surface. Points for Attention in Operation Firstly, the bottle-top...

Jeudi 12 septembre 2019

As an important branch of chromatography, high-performance liquid chromatography (HPLC) has become an important application of separation and analysis technology in the fields of chemistry, medicine, industry, agriculture, commodity inspection, and law inspection. Features of high-performance...

Mercredi 11 septembre 2019

Quantité : 12 - Prix : 1 200,00 €

- Spout pouch - Spout Pouch Manufacturers Spouted pouches are suitable for many fields including beverages, household barrier film chemicals and liquid products, etc. And they provide more space and energy efficiency compared to rigid plastic and glass packaging. * cost-effective...