SAMPLES - 8638 Annonces

Mercredi 16 octobre 2019

Quantité : 3000 - Prix : 1-100usd

Description Application domain: orthopedics Material: Ultra-high anti-rust high-hardness stainless steel, general rust-proof ultra-high wear-resistant stainless steel, ceramic Type: Bone saws, Gums saws LZQ is an OEM factory for all kinds of dental implant wrenches, such as Bone Saw P250...

Mercredi 16 octobre 2019

What is the copper-bonded copperweld steel ground rod? Product Name: Copper coated copperweld steel ground rod Production process: electroplating / continuous electroforming Raw materials: Cold draw high quality mild steel Product type: one pointed, one flat, two threads (requires...)

Mercredi 16 octobre 2019

0.8 Series CCS Wire Origin of new material development 0.8mm series copper-clad coated ground wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Mercredi 16 octobre 2019

Nous nous sommes spécialisés dans la conception, la fabrication et la distribution de profilés en aluminium et d'accessoires de meubles connexes pour système de porte en aluminium, cadre d'armoire de cuisine, système intérieur, poignée de profilé, pieds de meuble, etc. Shanghai GrandHu...

Dimanche 13 octobre 2019

Solid phase extraction is a sample preparation method based on the chromatographic analysis. Solid phase extraction includes a solid phase (adsorbent with a certain functional group) and a liquid phase (sample and solvent). The liquid sample passes through a solid phase extraction...

Samedi 12 octobre 2019

Quantité : 10000 - Prix : 57,00 €

Product Description Product Name Orthodontic Adent Dental Damon Q Bracket for Teeth 0.022 Mbt Roth Self Ligating Bracket Series Mbt/ Roth Slot Size 0.022 Hook 3 hook / 345 hook Base Mes Base Certification CE / FDA /ISO Overview Lateral View Botton View Top View Product...

Samedi 12 octobre 2019

Quantité : 50000/mont - Prix : usd3-10

0.8 Series CCS wire Origin of new material development 0.8mm series copper-clad round wire is a new type of material developed by our Company to replace pure copper. Because it has the advantages of high strength, low price, high corrosion resistance and high conductivity of copper...

Samedi 12 octobre 2019

Donghong Craft specialized in customization of pins, medals, coins, keychains, challenge coin no minimum and many other metal souvenirs since 1984. We don't have in stock military coins for sale and products shown on our website are for demonstration only because we mainly offer custom...

Samedi 12 octobre 2019

1.Usage HAWACH syringe filter is used with syringes to filter chemical turbid solution samples, most commonly used in chemical HPLC-MS/GC-MS analysis of liquid and air dedusting, sterilization filtration, biological sample preparation, tissue culture media, microbial media, buffer solutions, etc...

Samedi 12 octobre 2019

It is well known that each laboratory has a large number of samples to be tested by liquid or gas chromatography. Consequently, there are lots of sample vials that need to be cleaned during the test even though it's time-consuming. Since the cleanliness of the vials may affect the test results...

Samedi 12 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Samedi 12 octobre 2019

The stationary phase, commonly known as the fillers, is the most central part of chromatography. People need to determine three aspects of stationary phase information in turn before determine how to select the kind of the stationary phase of the flash purification column. They are matrix type...

Vendredi 11 octobre 2019

Quantité : 200 sets - Prix : USD3300

Standard Closed sealer housing Intuitive operator guidance on the button/touch panel Integration of all identification systems Printed mark identification & measurement of bag lengths Use of different heat sealing and welding instruments Minimal time required when changing rolls...

Jeudi 10 octobre 2019

Laboratory vacuum filter is a common instrument in the laboratory, which can be used to separate particulate matter from liquid samples. The following points should be paid attention to in the daily use of vacuum filtration: 1. Suitable vacuum pump should be used to match the vacuum...

Jeudi 10 octobre 2019

QuEChERS firstly came out in 2003. The inventors of QuEChERS, Michelangelo Anastasiades and Steve Lehotay, were asked for the three biggest improvements in this method from development to now. They made the following statement. In the period of conceiving the method QuEChERS, we have...

Jeudi 10 octobre 2019

Filter paper plays an important role in the laboratory experiments. Glass fiber filter paper is almost immune to the moisture, and the time of the filtration is not very long. The glass fiber filter paper will be used to filter the solutions that block the filtration pores of the...

Mercredi 09 octobre 2019

Currently, syringe filter is designed for sterilizing and clarifying, and suitable for both medical and laboratory applications. Syringe filter offered by Hawach Scientific is manufactured in a controlled environment with an automated process, which ensures the quality and use value...

Mercredi 09 octobre 2019

Simply speaking, the top space analysis is to analyze the gas in the sample bottle. Laboratory bottles for top spatial analysis are called top-empty bottles. The top spatial gas analysis in the experiments usually need the sample vials. Therefore, choosing suitable sample vials is more important...

Mercredi 09 octobre 2019

Flash column chromatography is an easy and fast method to separate the complex mixtures. It can not only make the separation effect better but also shorten the time. How to put the sample into the flash column is of high importance in the preparation process of flash column chromatography...

Mercredi 09 octobre 2019

Hawach Scientific co., LTD. is a professional technology company integrating analytical chemical product development, manufacturing, sales, and service, Since its establishment, the company has maintained a high speed and steady pace of development, along with scientific and technological...

Mercredi 09 octobre 2019

Solid phase extraction (SPE) is used to reduce sample matrix interference and improve detection sensitivity. The separation selectivity of the solid phase depends on the retention strength of the components that can be retained, so the selection of the solid phase will depend on the...

Mardi 08 octobre 2019

There are two types of glass vacuum filtration that are particularly popular in the market – single-branch and multiple-branch vacuum filtration. Compared with the single-branch vacuum filtration, the multiple-branch vacuum filtration is more frequently used for laboratory sample...

Mardi 08 octobre 2019

It is not difficult to find the early application of QuEChERS in pesticide residue detection in China, mainly for single pesticide detection, and most of the extraction and purification targets are carbamate, organophosphorus and pyrethroid. With the development of technology, the...

Lundi 30 septembre 2019

Syringe filters are widely used in the laboratory. They do not need to change membranes and clean filters, thus eliminating complex and time-consuming preparations. It is mainly used for sample pre-filtration, clarification and bacterial filtration of particles, liquids and gases...

Lundi 30 septembre 2019

Features of Sample Vial Sample vial supplied by Hawach has its special merits, concretely speaking, our company always has a keen sense of smell to the market, keep continuously improve our product quality and production efficiency. Whole sample vials are featured in good quality control...

Lundi 30 septembre 2019

The purifying agent holds an important position in the QuEChERS pre-treatment method. An appropriate selection and application of it would be necessary for the users to improve the efficiency of purification and accuracy of the sampling detection result. Selection of purifying agents...

Lundi 30 septembre 2019

HPLC columns are widely used in many fields, whose column efficiency, capacity, permeability characteristics, and service life are very important. After using for a period of time, there will be changes such as column pressure increase, column efficiency decrease, etc. If no measures are taken...

Lundi 30 septembre 2019

SPE is a kind of sample production technology which is more and more useful in which many problems related to liquid and liquid extraction could be avoided, such as the incomplete separation, non-quantitative recycle, the use of expensive and fragile glass vessels, massive organic...

Dimanche 29 septembre 2019

Hawach glass solvent filter is made of high-quality borosilicate glass, which can be used to filter various aqueous solutions, organic substances, and corrosive liquids. The glass Solvent filter is available in one liter and two liters and consists of a triangular liquid collection bottle...

Dimanche 29 septembre 2019

The cellulose extraction thimble is made of cotton fiber with high cellulose content, good mechanical strength and excellent retention. Particularly suitable for the reaction mixture, food, natural materials, paint, paint extraction of organic matter; paint pigment binder; gas powder and tar...