USE LABORATORY SAMPLE BOTTLES - 10340 Annonces

Mercredi 12 juin 2019

A few days ago, I wrote a summary of the filter membrane. Many customers said that no product had no truth. So what I wrote today is a product that needs to be used in combination with microporous filter membrane – the solvent filter device. Technical parameters The solvent filter...

Mardi 11 juin 2019

Quantité : HIGH - Prix : 12,00 €

Taizhou Huaxing Sanitary Ware Co., Ltd. Specializes in sanitary ware and fitting of “Huaxing” brand, it owned the abundant power of technology and manufacture, and integrated with R&D, manufacture,marking and after service. In order to agree with the rapid development of sanitary...

Mardi 11 juin 2019

Cellulos e acetate (CA) syringe filters Features: Cellulose acetate (CA) syringe filter has good hydrophilicity, low protein adsorption, and no nitrate. Applications: (1) groundwater filtration; (2) biological and clinical liquid filtration. Mixed cellulose (MCE) syringe filters Features...

Mardi 11 juin 2019

Overview To determine the physical and chemical parameters of natural water, laboratory workers always use polyethylene and borosilicate glass sample vials for common sampling. Furthermore, it is better to use chemically inert material. The frequently-used sample vialshave multiple...

Mardi 11 juin 2019

Developed in the 1970s, flash column chromatography is the method of isolating and purifying a component from a mixture by passing the sample through the flash column filled with a gel. The inventors of flash column chromatography were using medium pressure chromatography and short...

Mardi 11 juin 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Lundi 10 juin 2019

Athletic Series Insole Poron Foam Insoles ZG-332 - Improve step balance and foot strength. - Anti-skidding, shock-absorbing and depressurizing. - Reduce the damage to the foot due to vibration. - Applicable for all kinds of sport shoes, hiking shoes and working shoes. - Can help reduce...

Lundi 10 juin 2019

- Insole For Kids ZG-475 - 1. Anti-Microbial Top Fabric: Reduces heat and friction while performing strenuous activity, keeping your feet healthier and more comfortable. 2. An ideal orthotic for preventing and alleviating pain associated with plantar fasciitis and other common foot conditions...

Lundi 10 juin 2019

- Heel Pain, Heel Spur Insole ZG-312 - - Soft and Safe Material: heel grips, Recommended use for shoes larger than half a yard or less. - Adhesive Heel Cushions: Strong self-adhesive, Suitable for leather shoes, high heels, canvas shoes, casual shoes, etc. - Foot Pain Relief and Protection...

Vendredi 07 juin 2019

Pipettes are common and necessary laboratory equipment in the laboratory, and the experimenter must be very cautious about their daily use. However, many people will ignore the related maintenance and maintenance of the pipette after use. Precautions for maintenance: 1. Regularly...

Vendredi 07 juin 2019

If you want to dispense an aliquot of liquid from bottles, the bottle-top dispensers always provide the best results for your lab in the way of productively dispensing and no reagent wasting. Depending on what you need, the important factors of choosing the bottle-top dispenser include...

Vendredi 07 juin 2019

As mentioned before, Hawach Scientific is a dedicated manufacturer who focuses on R&D, manufacture, and marketing of micro-porous filtration and laboratory consumables products under ISO9001 quality management system. Today we'd like to introduce you how to purchase filter paper from Hawach...

Vendredi 07 juin 2019

Syringe filters are one of the types of filters. The structure design of the syringe filter is precise and the liquid is filtered smoothly. Internal space design is reasonable, so the residue rate is very low. In addition, the syringe filter has the following characteristics. Characteristics...

Jeudi 06 juin 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jeudi 06 juin 2019

The main function of the microporous filtration membrane and syringe filter is to trap and filtering of the particles, bacteria and other impurities from the gas phase or liquid phase for separation, purification and purification purposes. The following factors should be considered...

Jeudi 06 juin 2019

The fast liquid chromatography column optimization function, or “GO” function, converts the linear gradient into a step gradient and optimizes the elution conditions near the confirmed elution peak. First, purify a small portion of the sample with a small column and wait until the...

Jeudi 06 juin 2019

The glass fiber filter is chemically inert and contains no binder. It is made of 100% borosilicate glass fiber. It has a capillary structure, can absorb more water than the same cellulose filter paper, has the characteristics of fast flow rate, high-temperature resistance and strong...

Jeudi 06 juin 2019

As one of the useful sample preparation technique, solid phase extraction can prevent many problems, such as incomplete phase separations, recoveries with poor quantity, waste of expensive fragile glassware, and extra disposal of organic solvents, which you may occur if you use the...

Mercredi 05 juin 2019

Hawach summarized the advantages of QuEChERS in eight aspects. 1. Recovery Rate QuEChERS technology has the advantage of high recovery rate. Experimental data show that the recovery rate of large quantities of polar and volatile pesticides by QuEChERS is above 85%. 2. Accuracy Laboratory...

Mercredi 05 juin 2019

Hawach has two types of the bottle-top dispenser, the electronic one and the mechanical one. They are made of excellent chemical resistance and the components are made of PTFE, FEP, BSG, PP. It is available for fully autoclavable at 121℃. The electronic bottle-top dispensers, the...

Mardi 04 juin 2019

Quantité : minimum 3

votre fournisseur de boisson en gros direct d'espagne uniquement pour les professionnels - Jus de fruits, vins, cavas, lait de soja, boissons lactées Prix exwork Catalogne pour Europe ou port de Valencia Espagne pour Afrique Produits avec DLUO +11 mois sorti usine Palette 64 boites...

Mardi 04 juin 2019

The laboratory vacuum pump is a basic instrument that can be used with a variety of instruments and equipment. It is very versatile. With the continuous upgrading of laboratory equipment, the requirements for vacuum pumps as auxiliary instruments are also increasing. Standard diaphragm...

Vendredi 31 mai 2019

A sample vials cap (or gasket), made of paper, rubber, corkwood, metal, glass fiber or plastic polymer, is placed between the two planes to strengthen the seal and prevent fluid leakage. Machined surfaces cannot be perfect so use caps to fill in irregularities. Asbestos may be present...

Jeudi 30 mai 2019

- Spectrophotometer Color Tester XZB-C280 - - Spectral Colorimeter XZB-C280 - Spectral colorimeter is the colorimeter which adopts the theory of spectrophotometer. It is widely used for plastic, printing, paint, ink, textile, dyeing and other industries for color management. It...

Jeudi 30 mai 2019

- Spectrophotometer Colorimeter XZB-C580 - - Spectrophotometer XZB-C580 - - - - 1. Brief Introduction - - 1).Our device adopts internationally agreed observe condition D/8 - (Diffused lighting, 8 degrees observe angle) and SCI(specular reflection included)/SCE(specular reflection excluded)...

Jeudi 30 mai 2019

- Benchtop Spectrophotometer Colorimeter XZB-CS800​ - - Tabletop Spectrophotometer XZB-CS800 - XZB-CS800 is a highly performance spectrophotometer with top-port test caliber. The instrument adopts the geometric conditions of D/8 lighting and observation of CIE recommendations,...

Jeudi 30 mai 2019

Quantité : 1 - Prix : 1,00 €

Solid-phase extraction (SPE) is a useful method of sample preparation. By sorting onto a disposable solid-phase cartridge, it can concentrate and purify analytes from solution. But sometimes, the results are unsatisfied with the poor and non-repeatable sample recovery. To avoid it...

Mercredi 29 mai 2019

1. When installing the intake tube and the drain tube, insert the bottle-top dispenser tubes straight into the valves, tighten the nut properly to protect the tubes. 2. Make sure bottle-top dispenser that the intake and drain valves and all valves are properly installed and tightened...

Samedi 25 mai 2019

Hawach's name by Chinese means “the Cambrian”, also the Cambrian explosion. Here means we will keep on the way to become century enterprises and do better solutions for our clients, we also take responsibility for protecting reputation of the goods “made in China” For customer, we...

Vendredi 24 mai 2019

leaders dans la production et le conditionnement des huiles d'olive extra vierges en tunisie. notre processus est contrôlé de l'olivier à la bouteille. une grande intention a été portée à la qualité des produits. considéré parmi les précurseurs tunisien en matière de respect des bonnes...