PROBLEMS - 5790 Annonces

Lundi 19 août 2019

Define of 6 Section Boom Concrete Pump Truck The six section pump truck, as the name implies, is a product type of the pump truck. With the help of six steel arms, it creatively USES bionics technology to integrate the mechanism of human hand movement and insect foot movement into...

Lundi 19 août 2019

Let me introduce you zoomlion ZLJ5430THBB 52x-6rz concrete pump truck, a 52 meter concrete pump truck. Machine performance of 52 meter Concrete Pump Truck The concrete pump chassis of zoomlion ZLJ5430THBB 52x-6rz adopts noble German Benz chassis. Intelligent and safe distribution control...

Dimanche 18 août 2019

Quantité : 1

MD-T1 MEDITECH MD-T1 Fluid warmer is an ultra compact and lightweight heater for all IV fluids.helps to decrease the temperature difference between the animal and the IV liquid.The animal needs less energy for maintaining his body temperature. Similar to the VET HM heating mat, the...

Jeudi 15 août 2019

We need to check if the temperature of the pipette </ a>is different from the temperature difference between the pipette and the tip, which affects the accuracy of the pipette. In general, when the temperature of the removed liquid does not match the temperature of the tip and the pipette...

Mardi 13 août 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 200-1500CNY

Half hole pcb: The walls of the PTH holes on the PCB are plated with Half-hole formed by smooth and complete metal forming.The Half hole process on the edge of the board is already a mature process in PCBSKY PCB manufacturing processing. How to control the quality of the product after...

Vendredi 09 août 2019

A gel battery (also known as a "gel cell") is a VRLA battery with a gelified electrolyte; the sulfuric acid is mixed with fumed silica, which makes the resulting mass gel-like and immobile. Gel batteries reduce the electrolyte evaporation, spillage, subsequent corrosion problems and...

Vendredi 09 août 2019

First, we need to determine if there is a leak in the pipette. 1. Detection method: 1) Visual inspection: first pipette the liquid using the pipette to be tested, then let it stand vertically for 15 seconds to see if there is a slow flow of droplets. If there is a droplet flowing out slowly...

Jeudi 08 août 2019

More than 90% of gas chromatographic problems occur in the inlet, and it is necessary to see which problems may occur in the inlet. Problem No.1: Leak If there is a leak, the pressure on the inlet may not be maintained, and the instrument will alarm. If the problem cannot be solved in time...

Jeudi 08 août 2019

Chromatography is a separation and analysis method and the separation is the core. Therefore, HPLC columns are the heart of the chromatographic system. The requirements for the column are high efficiency, good selectivity and fast analysis speed. Generally, the column length of about...

Mercredi 07 août 2019

Pine Essential Oil is useful in treating various skin problems due to its strong cleansing capacities including psoriasis, acne, boils, eczema and itching while it also improves skin balances, smooths, renews and shines. The antioxidant properties of Pine essential oil helps to free...

Mardi 06 août 2019

Quantité : 1 million - Prix : Small tablet: 1.9~30

HOWEASY LCD handing writing notepads are the best tool for family/ party fun activities. Allow kids to always have a blank canvas to explore their creativity wherever they are. The magnetic drawing pen draws in different colors. Take the mess out of painting and unleash your child's...

Mardi 06 août 2019

Quantité : 15/ week - Prix : $150-$450/m

Introduction of Artificial Date Palm Tree We Beijing Palm International Group Ltd. supply artificial palm, both the trunk and leaves are able to stand the strong sunshine by the means of the latest modern technology. Each palm tree can be straight or bent, and the height can be customized...

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...

Vendredi 02 août 2019

Quantité : 10 - Prix : 20,00 €

ORGANICA GROUPE , le leader de l'exportation de l'huile d'argan et des cosmétiques naturels du Maroc. Nous sommes des fabricants et exportateurs de produits cosmétiques organiques naturels à base d'huile d'argan 100% pure CCPB et USDA. Nos nombreuses années d'expérience nous ont permis...

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

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...

Mercredi 31 juillet 2019

Membrane Filter Water Treatment Membrane filter water treatment is a solid-liquid separation technology. It filters water through membrane holes and retains impurities in water without chemical changes. However, due to the very small size of the membrane holes, there are some corresponding...

Mardi 30 juillet 2019

The improper use of chromatographic columns will make the columns decrease or lose effectiveness. Generally speaking, the columns always have problems at the end of them. If we can install a short column with the same stationary phase as the analysis column in front of analysis column...

Vendredi 26 juillet 2019

Nowadays, the standards of people's living are improving, not only to install air-conditioning, floor heating, and better-conditioned homes,but also to install ventilator, dehumidification and other equipment. A person with insights who is more environmentally conscious, and also...

Jeudi 25 juillet 2019

Quantité : 50 - Prix : $145

Original Hummingbird Rotary Tattoo Machines with Swiss motor Maxon or standard Swiss motor available for this machine We do not use any other motors for Hummingbird tattoo machines The Hummingbird series rotary tattoo machines are designed and made by our company. It's been tested...

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...

Samedi 13 juillet 2019

Use high temperature resistant low-temperature magnetic drive pump or a leak-free high and low-temperature shield-driven pump, reduce the risk of system leakage. At the same time, the screw water chiller system has the advantages of low noise and big traffic flow. Typical application...

Samedi 13 juillet 2019

It is important to choose the suitable heat conduction medium, to make sure that system works stably. To choose the suitable medium according to the working temperature of the system is essential. How to Determine Freezing Water Flow Rate? A lot of people will ask such a question...

Samedi 13 juillet 2019

Temperature control range：-85 ° C ~ 125 ° C Power range：3.5kW~10kW Temperature control accuracy：±0.2°C Semiconductor Temperature Control Applications: 1. Widely used in high and low temperature testing of semiconductor equipment. Electronic equipment high temperature and low temperature...

Vendredi 12 juillet 2019

Hawach Scientific mission is to work with our customers to make the world healthier, cleaner and safer. We help our customers accelerate research in the life sciences, solve complex problems and challenges in the analytical field, promote the development of medical diagnostics, accelerate...

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...

Lundi 08 juillet 2019

Description of Motorized TV Lift： We spent more than two years studying the TV lift system and then decided on our current model of the extendable lift made in CHINA. It is whispered quietly, smooth, durable and sturdy. It offers a 5-year full replacement warranty. Each elevator is...

Lundi 08 juillet 2019

People should face are a lot of problems when using SPE cartridges. As a consequence, we will talk about why the cartridge has a low recovery rate in the experiments. The first reason for the low recovery rate is that the target object does not remain sufficiently on the fillers....

Vendredi 05 juillet 2019

The equipment and equipment in the laboratory are as comprehensive as the natural world. They say that the sparrows are small and complete, but in the laboratory, the same small but indispensable instrument has a micropipette</ strong> for biochemistry. An essential tool for...