MATTERS - 3335 Annonces

Mardi 03 septembre 2019

We can never live without books, thus we can never live without book printing. Book printing can be divided into three stages: 1. Before printing: refers to the pre-printing work, generally refers to photography, design, production, typesetting, the output of film proofing, etc...

Mardi 03 septembre 2019

Sample vial has gained significant progress in performance and variety in recent years. To meets the needs of customers at a higher level, our company has launched three kinds of sample vials, there is screw top sample vial, crimp top sample vial and snap top sample vial. All of them...

Mardi 03 septembre 2019

The mixed cellulose(MCE) membrane is made of refined nitrocellulose, added with the appropriate amount of cellulose acetate, acetone, n-butanol, ethanol, etc., which is hydrophilic, non-toxic and hygienic. The mixed cellulose membrane is a kind of porous membrane filtration material...

Vendredi 30 août 2019

Reduced.bore Threaded.ends: ANSI.B2.1.BS. 21,DIN259/2999.JIS.130202/130203 Internal.entry.blow-out.proof.stem Material: .CF8M.CF8.CF3M.WCB Pressure.rating: .2000PSI.WOG Pressure.test: .API.598 Lever.handle.with.locking.device Penglai Huande Steel Valve CO.,LTD can provide you with...

Jeudi 29 août 2019

Quantité : 1 - Prix : 0-50000

We are one of the professional air quality monitoring equipment suppliers, please always feel free to contact. The atmosphere is the basic condition for our survival. Air pollution has become a serious problem that affects human health and threatens human survival because of the persistent...

Vendredi 23 août 2019

Quantité : 1 - Prix : 0-50000

Overview According to the status and characteristics of construction sites and production industry generated pollution, applying more sophisticated network cloud platform technology, the company has developed the digital EQMS-3000 remote monitoring and management system. The continuous...

Samedi 17 août 2019

Quantité : 500kg

The Characteristics of silicone electrical insulation Product 1. Heat and Cold Resistance Since silicone rubber has high bond energy and good chemical stability, its heat resistance is better than that of organic polymers. Furthermore, since the intermolecular interaction force is weak...

Vendredi 16 août 2019

Quantité : 40HQ - Prix : 0.09-0.40USD/PC

polypropylene feed bags are made of PET/AL/PE or BOPP/AL/PE for unit capacity less than 5kgs, which is vacuum package and fully water proof named aluminum foil bags. But for 5kgs-100kgs packaging, polypropylene woven bags and BOPP bags would be superior choices. How to store your...

Vendredi 16 août 2019

Quantité : 80000Pcs - Prix : 3-50USD

- Specification of JH-158 BTE Style Ear Amplifier Cheap Hearing Aids - Max Sound Output 130 ± 5dB Voltage 1.5V Sound Gain ≥45dB/44 Battery size LR754 Total Harmonic ≤5% Battery capacity/Mah 68 Wave Distortion Operation ≤4mA Operation current/mA 4.5 Current Frequency...

Jeudi 15 août 2019

In the detection of air pollution, taking samples with glass fiber extraction thimble is a common method. And here we will focus on one reason having an influence on weighing the extraction thimbles, which is the air humidity. As we all know, the environment when analyzing is limited...

Mercredi 14 août 2019

Hawach MCE membrane filters belong to the terminal filtration membrane, fast flow rate and not easy to absorb. The surface is smooth, the texture is thin, the void ratio is high and the microporous structure is uniform. Application of MCE membrane filters Filtrating bacteria and particles...

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

With the continuous development of the sample vials, more and more types and functions of the sample vials appear in laboratory analysis. The capacity of sample vials is bigger and bigger. The sampling speed of the sample vials is faster and faster. The sampling accuracy is higher and higher...

Lundi 12 août 2019

The system of an HPLC column is composed of a liquid, a reservoir, a pump, a sampler, a column, a detector and a recorder. - The packing material of HPLC columns - The packing material has high carbon content, small surface polarity, very low chemical purity and high surface separation...

Samedi 10 août 2019

Quantité : 1000

Café vert robusta d'origine Côte d'Ivoire à vendre en spot : Quantité : 500 tonnes spot Origine : Côte d'ivoire Spécifications : robusta Qualité : grade 3 Humidité : 12 % Hors normes : 2 % Campagne : 2018 Emballage : sacs jute de 60 kg Prix FOB : 1.350 dollars Us / tonne E-mail :...

Vendredi 09 août 2019

Prix : 1000-6000USD

6100 lumens, 1920*1200 resolution, 0.79: 1 throw ratio laser projector DU610ST has 6100 lumens with 1920*1200 resolution. The throw ratio of DU610ST is 0.79: 1. DU610ST has the function of built-in edge blending function with the 17*17 geometric correction function. It is mainly used...

Vendredi 09 août 2019

As a matter of fact, the quartz fiber extraction cannot be accessible in China, so Hawach has to design the other two products—cellulose and glass fiber exaction thimbles whose relevant parameters are respectively introduced as follows. Cellulose Exaction Thimble It is composed of...

Vendredi 09 août 2019

Filter Paper is a tool commonly found in chemical laboratories for separation of two-phase, and usually round in shape. To filter two phases so as to separate and purify matter, most of the filter paper is made of cotton fiber and is made in different ways for different purposes....

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

Quantité : 100000 squ - Prix : 12.5 USD

Description du produit: La maille de la balustrade du câble de virole en acier inoxydable est un produit polyvalent impressionnant, son utilisation est multifonctionnelle et durable. Fabriqué à partir de câbles en acier inoxydable, ce treillis de traction peut être lié à une structure...

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...

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...

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...

Mardi 16 juillet 2019

Particle size measurement using static light scattering The particle size distribution as a parameter to specify a powder or dispersion plays a central role in many applications. Examples are construction material (sands, cements), pharmaceutical development, lime stones, ceramics...

Lundi 15 juillet 2019

String wound filter cartridges adopt the most advanced design of inner and outer density, which can increase the impurity and prolong the service life by 20 ~ 40% compared with the traditional life. The surface of string wound filter cartridges is treated with anti-wool treatment...

Mercredi 10 juillet 2019

Ta series Chocolate Brownie making machine-Yufeng No matter where you are from, we will solve the problem of this industrial cake making machine voltage for you, it can be 3ph, 380V, 50Hz or 3ph, 440V, 60Hz or others. Ta series had approved CE certification, most use stainless steel material...

Mardi 09 juillet 2019

Rapid chromatography Technology for the separation and purification of natural products and biological macromolecules. It has the advantages of easy operation, cheap price, and rapid analysis, and a few other technologies can match the rapid chromatography in the application of purifying...

Mardi 09 juillet 2019

Melt-blown filter cartridges are shaped filter cartridges, which made of non-toxic and odorless polypropylene particles after heating, melting, spinning, traction. Melt-blown filter cartridges are not only used in water purification, but also have excellent chemical compatibility...

Lundi 08 juillet 2019

Features of JH-158 BTE Style Ear Amplifier Cheap Hearing Aids 1. BTE external hearing aid with lightweight is comfortable wearing in either ear; 2. Simple operation for everyone, no matter young and old; 3. Corresponding uncomfortable threshold properly adjust the maximum output,...

Lundi 08 juillet 2019

The laboratory vacuum filter unit is designed for laboratory users to filter solid-liquid separation of liquid samples. Stai nless Steel Vacuum Filtrations operation steps: 1. Place the glass filter bottle on the stainless steel vacuum filtrations and insert the silicone plug of...