WATERS - 17335 Annonces

Vendredi 20 septembre 2019

Hawach Scientific company specializes in the production of PES filter membrane, stable quality, products exported to Europe, North America, and other countries. We have more than 16 years of experience in the filtration industry. Pore size : 0.1um /0.22um/0.45um/0.65um/0.8um/1.2um Diamter ...

Vendredi 20 septembre 2019

Silica matrix HPLC columns are generally compatible, but organic polymer matrix columns may expand or contract in some solvent combinations, which will affect their chromatographic behavior. Wash each solvent system at least 20 volumes. Because some solvent systems are highly viscous...

Jeudi 19 septembre 2019

Nom du produit Produits de soins de santé avancés usage domestique nettoyage des dents polissage des dents maison Kit de blanchiment des dents logo privé dent tache gomme Matériel Mousse de mélamine avancée + poignée PP Application Nettoyage et blanchiment quotidiens des dents...

Jeudi 19 septembre 2019

Quantité : 1 - Prix : Product: 1-100 yuan

The SMC cable bracket is a combination consisting of a cable bracket, a post and a fixed pin. The material of the column and the pin is also made by the high temperature pultrusion of the FRP composite. The column can be arbitrarily cut length according to the needs, the height...

Jeudi 19 septembre 2019

Quantité : 1 - Prix : Product: 1-100 yuan

BMC/SMC Moulding Description: We mainly use SMC injection molding and pressure molding as the methods. When designing the flow channel and parting surface, we think that the cavity pressure should be as small as possible, especially some small ribs, as well as the smooth exhaust,...

Jeudi 19 septembre 2019

Quantité : 1 - Prix : Product: 1-100 yuan

BMC/SMC Motor Description BMC plastic edging motor replaces traditional iron and aluminum, reduces the process, seals more, and has higher safety factor. It mainly refers to white goods and public motors. High insulation, chemical resistance, high fire resistance, good water resistance...

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...

Mercredi 18 septembre 2019

Quantité : 20GP - Prix : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Mercredi 18 septembre 2019

Quantité : 20GP - Prix : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Mercredi 18 septembre 2019

Selection of scavengers The conventional QuEChERS method only uses PSA which is too simple single that can no longer meet the complex matrix samples examination experiments. GCB (graphitized carbon black) can effectively adsorb pigments, non-polar interferences such as sterol due...

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

Quantité : 1pcs - Prix : 10-100usd

What is LED e40 120w? Employ die-casting aluminum alloy lamp body, durable,anti-corrosion; anti-UV PC lens,high impact-resistance,uniform luminous surface; The private mode patented product, die-casting mold, can be flexibly spliced, high stability in continuous working; Designed...

Mardi 17 septembre 2019

Quantité : 1pcs - Prix : 10-100usd

Waterproof design, can be water immersed for short time, ingress protection up to IP65.3-state brightness control, max.power is 3W; Charge function, and can charge the mobile phone, IPAD or other USB electronic products; Intelligent charging identification function, and can automatically...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

The double plate China wafer check valve is used for the pure pipeline, industry, environmental protection, water treatment, high-rise building water supply, and drainage pipeline to prevent reverse flow of the medium. The disc check valve adopts wafer type, butterfly disc is two...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This underground gate valve is used as a two-way closed circuit device. Features 1. No need for sluice Wells, which reduces the amount of installation work; 2. Does not affect the traffic, and underground parts of the integration, effectively prevent theft; 3. Stem...

Mardi 17 septembre 2019

Quantité : US $1 - 3, - Prix : 1pc

Basic information This valve is installed at the outlet of the water pump. It can prevent the backflow of the medium, linked with the water pump, and can effectively prevent the water hammer phenomenon. Features 1. Slow closing effectively prevents water hammer. 2. Stop pump stable...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This sustaining valve is opened to prevent the pipeline and equipment from being damaged due to overpressure when the pressure in the water supply pipeline exceeds the set pressure of pressure relief. The valve closes automatically when pressure drops to the set value...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic Information of the no slam check valve This non slam valve prevents backflow of media and reduces water hammer to achieve the safe and quiet effect. Features 1. Small fluid resistance, large flow; 2. Automatic control using medium energy; 3. Prevent water hammer phenomenon; 4...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

What is China check valve? Basic information This valve can be installed at the water outlet of the pump or the water outlet pipe to prevent backflow of the medium. Features 1. Switch can be up to 100,000 times; 2. Full flow area, low flow resistance; 3. Less likely to accumulate debris; 4...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information This big dirt separator valve is used for water purification. Features 1. Easy to operate； 2. No water stop is required to clean the cavity body； 3. Dirt above 0.005 millimeters can be removed, and can absorb rust； 4. The large volume of waste collecting chamber...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

The concentric butterfly valve is characterized by the stem center, disc center and body center in the same position. Such structures are simple to make. The common wafer rubber lined butterfly valves are of this type. The drawback is that the disc and seat are always in the extrusion...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

Basic information Venturi flowmeter is adopted in the body of a balanced valve with threaded connections to make flow adjustment more accurate and flow monitoring more convenient. Accurately balance the flow of each branch or end of the system. Features of bronze balancing valve 1...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

ZECO is currently the only manufacturer in China with accurate KV data and support debugging services. We have our own dynamic water testing system, and all the differential pressure control valvesa and Balancing Valves used in the heating system and heating system are tested with accurate data...

Mardi 17 septembre 2019

Quantité : 1pc - Prix : US $1 - 3,000 / Set

The problem of contaminated water due to backflow is emerging, and the health hazards caused by contaminated water are also alarming to engineers and water equipment suppliers. The problem of backflow water may occur in every place where water is used. We can learn about the harm...

Mardi 17 septembre 2019

The bottle-top dispenser is intended to be used as a general lab tool mostly in the petrochemical and biological industry. Certain safety precautions have to be observed to prevent personal injury and property damage. Proper Operation Before using a bottle-top dispenser, it must be...

Mardi 17 septembre 2019

Quantité : 100000pcs/ - Prix : 1.5~4800 USD

What is the Dongjing storage battery 12v4ah? Dongjin MF Motorcycle battery is engineered to protect against seepage and corrosion, deliver high cranking power, even when the weather's dealing its worst. With the lead-calcium technology and the AGM used, our Maintenance-free VRLA type...

Mardi 17 septembre 2019

Quantité : 100000pcs/ - Prix : 1.5~4800 USD

Dongjin 2V series are valve-regulated, non-spillable types constructed with an absorbent glass mat (AGM ) with pasted flat lead-calcium alloy plates. They are designed to provide long, reliable service life without maintenance. The very large batteries are all of 2V voltage and the...

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...