PRES - 5033 Anuncios

Jueves 10 octubre 2019

Filter paper plays an important role in the laboratory experiments. Glass fiber filter paper is almost immune to the moisture, and the time of the filtration is not very long. The glass fiber filter paper will be used to filter the solutions that block the filtration pores of the...

Miércoles 09 octubre 2019

Hawach Scientific co., LTD. is a professional technology company integrating analytical chemical product development, manufacturing, sales, and service, Since its establishment, the company has maintained a high speed and steady pace of development, along with scientific and technological...

Jueves 03 octubre 2019

Precio : 56 €/m²

Metálica modular de la construcción de todos los tamaños, temporales o permanentes. Edificios en kit extensible y totalmente desmontable. estructura metálica principal compuesto por perfiles tipo "C" o "SIGMA" estructura secundaria formada en frío y galvanizado en la cobertura y...

Jueves 03 octubre 2019

Cantidad : VANILLE DE - Precio : 320€/KILOS FOB OU FC

Buenos dias, Somos productores, empacadores y exportadores de bourbon vanilla de Madagascar. Estamos buscando clientes para comprar nuestros productos, los detalles son los siguientes: Longitud: 14 - 15 - 16 cm Nivel de vainillina: 1.5 a 2% Humedad: 30% Podemos proporcionarle hasta 2 toneladas...

Martes 01 octubre 2019

Cantidad : 10SETS - Precio : 1000CNY

Equipment Description of High Frequency PVC Door Curtain Welding Machine UNIFY's consistent superior quality has been upheld. The width of fully automatic magnetic curtain heat sealing equipment generally ranges from 150mm to 750mm, which can be adjusted and customized. The whole...

Lunes 30 septiembre 2019

GKLM series vertical grinding mill is one advanced powder making mill through our engineer research and experience and bringing in advanced technology of the world. It is ideal equipment for superfine milling industry which integrated with crushing, drying, grinding and collecting...

Lunes 30 septiembre 2019

Syringe filters are widely used in the laboratory. They do not need to change membranes and clean filters, thus eliminating complex and time-consuming preparations. It is mainly used for sample pre-filtration, clarification and bacterial filtration of particles, liquids and gases...

Lunes 30 septiembre 2019

The purifying agent holds an important position in the QuEChERS pre-treatment method. An appropriate selection and application of it would be necessary for the users to improve the efficiency of purification and accuracy of the sampling detection result. Selection of purifying agents...

Lunes 30 septiembre 2019

1. The pore size of the filter membrane must be accurately selected as needed before use. The material to be filtered must be larger than the pore size of the membrane. 2. It should be cleaned before use, that is, soaked in distilled water of about 70-80 degrees for 4 hours, or soaked...

Viernes 27 septiembre 2019

Microfiltration (commonly abbreviated to MF) is a type of physical filtration process where a contaminated fluid is passed through a special pore-sized membrane to separate microorganisms and suspended particles from process liquid. MF membrane is commonly used in conjunction with...

Viernes 27 septiembre 2019

The ceramic microfiltration membrane element ( MF membrane) is made from alumina and zirconia which is an asymmetric membrane structure with multi-channel tubular shape. The pore is on the channel. Driven by operation pressure, the liquid is running in the membrane. The part less...

Viernes 27 septiembre 2019

Ceramic Nanofiltration membrane is relatively recent membrane filtration system, with the purpose of softening and removal of disinfection by-product precursors such as natural organic matter and synthetic organic matter. More ultrafiltration membrane system details here! CHARACTERISTICS...

Viernes 27 septiembre 2019

Ultrafiltration (UF) is a variety of membrane filtration in which forces, such as pressure or concentration gradients, cause separation through the semi-permeable membrane. High molecular weight suspended solids and solutes remain in the so-called retentate while water and low molecular...

Viernes 27 septiembre 2019

Cantidad : 1 - Precio : 2000USD

Jiangsu Pengfei Group independently developed rotary industrial garbage incinerator system. In 2003, it was granted two patents for invention. In 2006, Pengfei Cement Rotary Kiln was awarded "China Building Material Machinery Industry Famous Brand", "Jiangsu Province Famous Brand"...

Miércoles 25 septiembre 2019

Cantidad : 7 tonnes

nous mettons en vente 7 tonnes de gomme arabique en forme cristalline à un prix très intéressant. si vous êtes intéressés, écrivez nous pour des précisions sur le prix et les caractéristiques du produit. Ubicación : 3734 Boulevard de l'Europe - Kouhounou, 01 BP 6315 Cotonou, Persona a contactar ...

Miércoles 25 septiembre 2019

β -Mannanase is a kind of hemicellulase that can hydrolyze β -1N 4 mannoside bond at random. The improved Pichia pastoris is refined by liquid-deep fermentation and post-treatment. β -mannanase can degrade mannan-a bifidobacterium growth factor. β -mannanase is widely used in food...

Miércoles 25 septiembre 2019

High temperature resistant phytase is prepared by liquid deep fermentation and post treatment. Phytase is a special kind of phosphomonophosphate hydrolysis enzyme, which catalyzes the hydrolysis of phytic acid into lower inositol phosphate derivations and inorganic phosphate. Phytase...

Miércoles 25 septiembre 2019

Cantidad : 1-200ton - Precio : 10usd

Instructions of Epoxy Zinc-Rich Primer It is two components epoxy zinc-rich primer heavy corrosion by a zinc primer, epoxy resin and other components. On steel surface treated to form a hard, wear-resistant, durable film, and provide long-lasting cathode protection. Property of Zinc...

Martes 24 septiembre 2019

Cantidad : 100platfor - Precio : USD18000-280000

Longkou City Hongrun Packing Machinery Co., Ltd developed the egg tray production line depending on the needs of high-end pulp molded packaging. The egg cartons are popular in the supermarket, after labeling or printing on the egg cartons, it can be used as a kind of high-grade packaging...

Lunes 23 septiembre 2019

Extraction thimble is a device, which is often applied to the analysis of air and exhaust gas, used to absorb solid and semi-solid materials, or available in extracting a medium substance by adding different extractant. It is made of high alpha cellulose which ensures excellent quality、high...

Sábado 21 septiembre 2019

Cantidad : 100 - Precio : 9 850,00 €

Topcon KR-1W 5-in-1 wavefront analyzer (with printer) With original viewer PC with SW and orig. electric ophthalmic table HT-PC-100 KR-1W Wavefront Analyzer The 5-in-1 KR-1W Wavefront Analyzer boasts the combined technologies of wavefront aberration, corneal topography and auto-refraction...

Viernes 20 septiembre 2019

Cantidad : 1 - Precio : 10,00 €

Realce Los auriculares BT inalámbricos más baratos BT V5.0 TWS auriculares de alta calidad Stereo IPX7 Airoha airbuds impermeables con función táctil Descripción del producto 1. Chipset: Airoha AB1532D ； 2. Versión de Blutooth: Blutooth V5.0 ； 3. Banda de Blutooth: 2.4GHz Clase 2 ； 4...

Viernes 20 septiembre 2019

Cantidad : 1 - Precio : 10,00 €

Realce Android 5.1 quad-core pulsera inteligente 3G WCDMA pulsera inteligente pulsera inteligente con GPS IP67 400 * 400 píxeles Descripción del producto 1.CPU: MediaTek MT6580 quad-core Cortex-A7 1.2GHz; 2. Sistema de funcionamiento: Android 5.1; 3. Pantalla y pantalla táctil: pantalla...

Viernes 20 septiembre 2019

Cantidad : 1 - Precio : 100,00 €

Destacar Cheapest Factory android 8.1Medical computadora portátil 400nits android Controlador de casa inteligente with IP68 Enlace de video del producto https://youtu.be/lsMhqNRdqtI https://youtu.be/eEZb3lWtLIA Descripción del producto 1.CPU: MediaTek MTK6753 Octa-core 1.5GHz; 2...

Viernes 20 septiembre 2019

Cantidad : 1 - Precio : 100,00 €

Realce La fábrica más barata de 4 pulgadas de octa-core Android robusto teléfono DMR IP68 resistente teléfono walkie-talkie con NFC teléfono resistente Descripción del producto 1.CPU: Mediatek MT6753 Octa-core 1.5GHz; 2.Sistema de operación: Android 5.1, 3.Pantalla: pantalla multitáctil...

Viernes 20 septiembre 2019

Cantidad : 1 - Precio : 0,10 €

Realce La etiqueta de precio digital de supermercado más barata 4.2 pulgadas ESL etiqueta electrónica Descripción del producto 1. Tamaño de pantalla: 4.2 pulgadas; 2. Banda de comunicación: 2.4Ghz; 3. Tipo de pantalla: papel electrónico de matriz de puntos EPD, blanco y negro, blanco...

Jueves 19 septiembre 2019

nous sommes une grande société spécialisé dans l'exportation de métaux ( Déchets - récupération, traitement : Métaux ferreux et non ferreux- récupération, traitement) Nos clients se trouvent partout dans le monde, ( Asie, les Pays du Golf, l'Europe, Royaume-Uni... etc) nous avons...

Jueves 19 septiembre 2019

Cantidad : 1 - Precio : 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,...

Jueves 19 septiembre 2019

The determination of 10 plant polyphenols in tobacco samples by solid phase extraction and high-performance liquid chromatography as below: Plant polyphenols are important substances in tobacco. The content of polyphenols in tobacco has an important influence on tobacco quality. Therefore...

Miércoles 18 septiembre 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...