SURFACE - 18840 Annonces

Vendredi 09 août 2019

Reversed-phase chromatography (RPC) contains any chromatographic method using a non-polar stationary phase. The word “reverse” has a historical background. In the 1970s, most liquid chromatography was performed on unmodified silica or alumina. Their surface chemistry is hydrophilic...

Jeudi 08 août 2019

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 1. Good sealing, no , easy...

Jeudi 08 août 2019

Flash columns adopt high-capacity silica gel for precise filling, which has very excellent separation and purification performance. The specific surface area of high-capacity spherical silica gel is 40% higher than that of ordinary spherical silica gel, and the sample loading is twice...

Mercredi 07 août 2019

The principle of vacuum filtration is forming the negative pressure to drive the filtration at the outlet of the filtrate. This kind of filtration according to the forms of operation is divided into two types: batch operation and continuous operation. The vacuum filtration with batch...

Mercredi 07 août 2019

Hot sale Breathable Disposable Baby Diaper OEM Service is availiable! Good Breathing and Elasticity Size: XL, L, M, S Materials: Non-woven fabric, SAP, PE film,Fluff Pulp Features: 1.Super Thin Breathable Back Sheet Breathable back sheet used to shed wet air and allows fresh air to...

Mercredi 07 août 2019

- Description by Manufacturer - Sheet Size: 210mm x 297mm, International Size A4 Quality: Imported 100% Virgin Wood Pulp Whiteness = 102-104%,Natural White Capability: High Speed Copying100ppm, Laser Capable,Inkjet Capable, Fax Capable. Thickness: 103-110 um Surface roughness TS ml/min...

Mercredi 07 août 2019

We are suppliers of best quality A4 copy paper 80gsm75gsm,70gsm and looking for serious buyers in need of our papers contact with us for more details. Quality : Imported 100% Virgin Wood Pulp Whiteness : 102-104%, natural white, Capability : High speed copying 100ppm, laser capable...

Mardi 06 août 2019

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

LCD drawing tablet is a kind of electronic device that uses high tech flexible liquid crystal technology to display words, patterns and graphics by pressure. You can write or draw with gentle pressure. The writing pad is extremely low power consumption; it only uses power when you...

Mardi 06 août 2019

- PRODUCT FUNCTIONS & FEATURES Multifunction: 20 Inch Screen LCD Writing Tablet give you a larger creative space. It's suit for kids writing, drawing, office memo board, fridge message board and as a communication tool. Durable: ABS borders, shock resistance, low power consumption...

Mardi 06 août 2019

Quantité : 100000TM - Prix : 50USD

Uses of Diethanolamine Diethanolamine similar to triethanolamine (T775580) is used as a surfactant. It also has the potential to be a corrosion inhibitor by means of chemisorption. Definition of Diethanolamine ChEBI: A member of the class of ethanolamines that is ethanolamine having...

Mardi 06 août 2019

Quantité : 100000 squ - Prix : 26,80 €

Description du produit: Le treillis métallique en acier inoxydable a de nombreuses applications différentes, également nommées treillis métallique en acier inoxydable, filet tissé à la main en acier inoxydable, treillis de volière en acier inoxydable, treillis métallique pour balustrade...

Mardi 06 août 2019

Quantité : 100000 squ - Prix : 16,80 €

Description du produit: Les treillis métalliques sont des structures en treillis pliables et transparentes en acier inoxydable AISI 316, AISI 304 et en acier galvanisé. Ils sont multifonctionnels et durables, ils conviennent parfaitement aux balustrades ou aux cages d'escaliers....

Mardi 06 août 2019

Membrane syringe filters are used to clarify small-volume sample solutions generally. The housing is well-designed to spread the sample solution over the entire surface of the membrane so that maximum membrane capacity is used. And the construction without any glue or binders helps...

Mardi 06 août 2019

HPLC is more suitable for the separation and analysis of substances with the high boiling point, poor thermal stability, physiological activity, and relatively large molecular weight. Hawach HPLC columns are widely used in the analysis of nucleic acid, peptide, lactones, polycyclic...

Lundi 05 août 2019

super duplex stainless steel pipe/stai nless steel pipe 201/stainless steel pipe/tube malay tube Product good price super duplex stainless steel pipe/stainless steel pipe 201/stainless steel pipe/tube malay tube Size Thickness 3 mm – 25 mm Outer Diameter 25 mm – 1000 mm Length 3m...

Lundi 05 août 2019

Quantité : 900 tons - Prix : 2300 usd/ton

304 stainless steel sheet specification: Item Name: Cold rolled/ Hot rolled stainless steel sheet Standard: ASTM,AISI,DIN,EN,GB,JIS Grade: 201, 304, 310S,316,316L,430,409 Thickness: 0.273mm-40.0mm,or customized Width: 1000mm,1219mm,1500mm,or customized Edge: Slit edge/Mill...

Lundi 05 août 2019

Quantité : 1000 tons - Prix : 720 usd/ton

HOT ROLLED SPRING STEEL FLAT BAR Glorysteelwork is the manufcture of hot rolled spring steel flat bar in china, we could offer different grades square bar with high quality. Spring steel refers to steel that is specifically used to make springs and elastic components due to the elasticity...

Lundi 05 août 2019

Cold drawn steel square bar SAE1045 Product name: cold drawn steel square bar. Raw Material: carbon steel. Surface treatment: smooth,bright. size: customized. Solid: yes. OEM: accept. Diameter: 6mm-100mm. Product Keywords: square bar brass, square bar 10mm, square bar 1045...

Lundi 05 août 2019

Col d drawn steel hexagon bar SAE1045 Product Name cold drawn hexagonal SAE1045 Raw material carbon steel Diameter 1-100mm Type Round bar,Angle bar,Channel bar,Square bar,Flat bar,I/H bar,Hexagonal bar and profiles Surface smooth,bright Material SAE1045 Application auto parts...

Lundi 05 août 2019

People called cold drawn bar as CDB. Cold drawn is a kind of processing that using machine to draw the hot rolled bar to the shape acc to the mould , the hardness will increased after processing, the surface will be bright . It can be used in machine parts making , bolts, structure ...

Lundi 05 août 2019

Quantité : 500 tons - Prix : 760 usd/ton

People called cold drawn bar as CDB. Cold drawn is a kind of processing that using machine to draw the hot rolled bar to the shape acc to the mould , the hardness will increased after processing, the surface will be bright . It can be used in machine parts making , bolts, structure ...

Samedi 03 août 2019

Introduction of aluminum foil specification application field more products Introduction to 1060 aluminum foil Manufacturer type: Aluminum foil raw material manufacturers (do not do late composite, printing, adhesive and other processing processes, only provide aluminum foil substrate)...

Vendredi 02 août 2019

Usually, the sample contains something that is not of interest to the analyst. Salt, lipids, lipid-containing substances, humic acid, hydrophobic proteins, and other biological substances are some substances that may interact with the HPLC column in use. These substances have less...

Jeudi 01 août 2019

Ceramic membranes (Porous Ceramic Membrane & tubular ceramic membrane) are available for microfiltration, ultrafiltration and nanofiltration as single-channel or multiple-channel elements with channel diameters between 2 and 16mm. Their main characteristics of porous tubular ceramic...

Jeudi 01 août 2019

Hawach standard diaphragm vacuum pump, with advanced design, high working efficiency, and long service life, is a new generation of high-tech integrated products. It is also used in medical and pharmaceutical products in addition to suitable applications for circulating water vacuum...

Jeudi 01 août 2019

Quantitative filter papers are widely used for quantitative and gravimetric analysis in the lab. To make them ash-less and achieve high purity, a special production process with acid is required in production, washing with HF or HCl acids, cleaning with demineralized water followed...

Mercredi 31 juillet 2019

Our metal bond mesh diamond combines both using life and working efficiency. Suitable for resin bond, vitrified bond, metal bond, and electroplated bond system. Application: glass, PCD/PCBN, dental tools, gemstone EA-M19 Medium toughness, Irregular shape, new cutting edges always...

Mercredi 31 juillet 2019

CVD diamond (Chemical Vapor Deposition diamond). The mixture of carbon-containing gas and oxygen is excited and decomposed at a high temperature and a pressure lower than the standard atmospheric pressure to form an active diamond carbon atom, and the deposit is alternately grown...

Mercredi 31 juillet 2019

CBN micron has unique characteristics in thermal stability, working efficiency, and sharpness. It can be used in resin, metal, and vitrified systems, for precise grinding, polishing and finishing workpiece surface, PCBN blank manufacturing. It works as free grinding particles and pastes as well...

Mercredi 31 juillet 2019

- Description of Trunnion Mounted Ball Valve: - ZECO trunnion mounted ball valve is suitable for natural gas, oil and gas, chemical industry, metallurgy and other industries, sealing structure is divided into pre-ball sealing structure, post-ball sealing structure and double sealing structure...