POLYMERS - 2260 Annonces

Wednesday 25 September 2019

Quantité : 1-200ton - Prix : 10usd

The silicone rubber insulation coating is made from special silicone rubber, high-performance material and other polymers by polymer blending technology. Its basic structural unit is silicon - oxygen chain while its side chain is connected by silicone with another organic radical group...

Monday 23 September 2019

The reason for the QuEChERS matrix effect in the liquid state is generally considered to be due to the non-volatile components in the matrix and the substance to be tested, which competes in the ionization process. The matrix effect in gas phase temperament is generally attributed...

Friday 20 September 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...

Friday 20 September 2019

Prix : 30-210 USD

Custom low cost metal pcb from professional pcb manufacturer china shenzhen, PCBSKY provides best service metal core pcb prototype. MCPCB, Metal aluminium Core PCB, thermal PCB - whichever name you prefer, they are all boards which use a base metal material as the heat spreader portion...

Wednesday 11 September 2019

The structure of the SPE cartridge is mainly divided into four parts: column tube, sieve plate, adsorbent and supporting device. The characteristics of each part are briefly introduced below. Column tube: A carrier for the adsorbent, made from serum grade polypropylene. Commonly used...

Wednesday 28 August 2019

150ul Insert with mandrel interior and polymer feet, 29*5mm; suits for ND8 Vials Localisation : huayuan road, 324000 quzhou, Personne à contacter : Angela Angela zhu, +18 9 57 00 85 30

Wednesday 28 August 2019

250ul Insert with mandrel interior and polymer feet, 29*5.7mm; suits for ND9 Vials Localisation : huayuan road, 324000 quzhou, Personne à contacter : Angela Angela zhu, +18 9 57 00 85 30

Sunday 18 August 2019

Quantité : 1

FOS2 PRO MEDITECH FOs2pro Meditech handheld pulse oximeter, color monitor with SPO2 wave and pulse histogram display. Alarm sets to detect low voltage and abnormal SPO2 and Pulse Rate. Interference resistance capacity ensures a good stable operation.It is integrated with rechargeable Li battery...

Saturday 17 August 2019

Quantité : 500kg

We offer different kinds of Station Post Insulator for Substation, such as Circuit Breaker (CB), Post Insulator, Disconnector, Potential Transformer (PT), Surge Arrester, etc. Contact us get more details about Station Post Insulator, such as TDS, Application Method, OEM etc. We can...

Saturday 17 August 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...

Saturday 17 August 2019

Quantité : 500kg

In recent years, with the improvement of people's living standard, the living conditions of the requirements is also rising, which highlights the growing importance of waterproof family. The new concept of "health for Verizon waterproof, care homes", is committed to the comprehensive...

Saturday 17 August 2019

Quantité : 500kg

The silicone rubber insulation coating is made from special silicone rubber, high-performance material and other polymers by polymer blending technology. Its basic structural unit is silicon - oxygen chain while its side chain is connected by silicone with another organic radical group...

Saturday 17 August 2019

Quantité : 500kg

We offer different kinds of composite insulator for substation. Contact us get more details about composite insulator, such as TDS, Application Method, OEM etc. We can supply different type of composite silicone insulator, also customer required. Composite insulator composite polymer...

Friday 16 August 2019

- Category - In terms of the filler type, SPE column can be divided into four applications of silicone bonding matrix, polymer matrix, absorption matrix and specialized columns. Besides, the silicone bonding has four sorts—antiphase(C18 sealing end/uncapped/hydrophile, C8), positive...

Wednesday 14 August 2019

The important technical parameters of Hawach SPE Columns are the key points of selection. Material The material selection of the SPE column is very important. The column material is in direct contact with the test object or analyte. The quality of material selection determines the...

Monday 12 August 2019

Solid phase extraction principle Solid phase extraction is a separation technique that combines selective retention, selective elution, and the like. When a complex sample solution passes through the sorbent, the sorbent selectively retains the aimed compound and a small number of...

Saturday 10 August 2019

Quantité : Proofing b - Prix : 200-1500CNY

Custom low cost metal core pcb from professional pcb manufacturer china shenzhen, PCBSKY provides best service metal core pcb prototype. MCPCB, Metal Core PCB, thermal PCB - whichever name you prefer, they are all boards which use a base metal material as the heat spreader portion...

Saturday 10 August 2019

Quantité : 1 20ft con - Prix : 15USD/m2

Co extrusion composite decking is also called "capped" or "cover" decking using the latest technology co-extrusion. Before Co-extrusion decking, the composite decking were uncapped, but Co-extrusion WPC has a "cover" that provides added protection against the elements and everyday...

Friday 09 August 2019

Quantité : 25kg - Prix : FOB Qingdao 2.4-2.9$

Description of cmc oil drilling grade cmc oil cmc drilling cmc hv & PAC CMC & polyanionic cellulose pac polyanionic cellulose can be used as fluid loss reducer or viscosifier in drilling fluids. The function of CMC is to reduce the fluid loss as much as possible through forming...

Thursday 08 August 2019

Most common SPE cartridges are injection syringes made of polyethylene, in which there are two plugs made of polypropylene or fiberglass, with a certain amount of chromatographic adsorbent (filler) between the two plugs. SPE cartridges without sieve plate 1. Avoid “non-specific adsorption” 2...

Tuesday 06 August 2019

Quantité : 100000TM - Prix : 50USD

Application of Cyclohexanone It is the raw material for the production of caprolactam and adipic acid; used as the solvents and diluent agents of paints, inks, synthetic resins and synthetic rubber; also used as the leather degreasing agent. Used as the organic cyclohexanone solvent...

Tuesday 06 August 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...

Tuesday 06 August 2019

Quantité : 100,000 MT - Prix : 50USD

CAS number: 103-11-7 1. 2-Ethylhexyl acrylate is used in the manufacture of coatings, adhesives, fiber and fabric modification, processing aids, leather processing aids, etc. It is also used as a polymerizable monomer, soft polymer, and a plasticizer in copolymers. It is applied as a solvent...

Saturday 03 August 2019

Quantité : 100,000 MT - Prix : 50USD

CAS NO.: 868-77-9 - 2-Hydroxyl Ethyl Methacrylate (HEMA) is mainly used for the modification of resins and coatings. Its copolymerization of other acrylic monomers can produce acrylic resins with active hydroxyl groups in the side chains, perform esterification reaction and cross-linking...

Saturday 03 August 2019

SPE cartridge can be divided into three classes on the markets: silica-based cartridges, polymer-based cartridges, and adsorption-based cartridges. And here we talk about the three types of silica-based cartridges. The first type is the C18 cartridges. This kind of cartridges bond...

Friday 19 July 2019

Bonded-phase chromatography is a liquid-liquid chromatography method in which a stationary phase is covalently bound to a carrier particle, which overcomes the mechanical shock in the distribution chromatography, the constant loss of the stationary phase and the gradual change of...

Thursday 11 July 2019

SPE column or SPE cartridges are based on liquid-solid phase chromatography theory, it is a kind of extraction, separation, concentrated sample preparation unit. Mainly used in sample pretreatment of various foods, agricultural and livestock products, environmental samples and target...

Monday 01 July 2019

- Heat Resistant Silicone Adhesive/Sealant - 3912R - - FEATURES OF GOLOHO-3912R - ·UL certificated product(E254532)·One-part RTV silicone rubber· Exposure to humid air can be cured at room temperature· Flowing · Form rubber elastomer · Use at: -50~200℃· Excellent insulating and...

Monday 01 July 2019

- High Performance Silicone Adhesive/heat resistant waterproof Sealant - 3334 - - FEATURES OF GOLOHO-3334 - Convenient: one-part, deoximation, rapid cure at room temperature Neutral, no corrosion to metal, anti-yellowing. Excellent adhesive to hard bonding materials without prime Use at...

Monday 01 July 2019

- Thermally Conductive Silicone Adhesive - 2752 - - FEATURES OF GOLOHO-2752 - GOLOHO-2741 is a high performance rtv grease silicone thermally conductive adhesive· Excellent thermal conductive, heat dissipation and adhesion·Small power heater can be directly bonded on the radiator...