FACTORS - 3250 Annonces

Mardi 03 septembre 2019

Chemical properties of the chromatographic column could affect the performance of the C18 HPLC column. Performance factors of C18 HPLC columns: bonding type Single tooth bonding can improve the mass transfer rate and accelerate column balance. Double tooth bonding can increase the...

Lundi 02 septembre 2019

To meet the needs of different customers, LOYAL has two kinds of cross-cutting machine can choose: HQ-600-1300 high-speed cross cutting machine and HQ-450 high-speed cross cutting machine. HQ-600-1300 high-speed ruian cross cut machinery is slitting and cross-cutting equipment, suitable...

Vendredi 30 août 2019

Quantité : 100pcs - Prix : USD50-USD180

Overview of 630W CMH Grow Light Fixture Runs 2pcs of 315W CMH lamps High efficiency electronic ballast Works on 120V/240V High output and improved spectrum Warranty: 3 years ETL certified The Details of 630W CMH Grow Light Fixture German aluminum reflector with high reflectivity ...

Jeudi 29 août 2019

Quantité : 100pcs - Prix : USD50-USD180

Overview of 1000W Grow Light Electronic Ballast Drives HPS and MH 1000W Lamps Dimmable options: 50%/75%/100% Works on 120V/240V High frequency, up to 120kHz Warranty: 3 years The Details of 1000w Electronic Ballast 1. Converts between HPS and MH lamps automatically by microprocessor 2...

Jeudi 29 août 2019

Quantité : 100pcs - Prix : USD50-USD180

Grow Light Electronic Ballastssales@azgrowlight.com +86-021-62609268 AZ electronic ballasts can work with a wide range of high pressure sodium (HPS) lamps and metal halide (MH) lamps to provide plants with supplemental light for better and faster growth, automatically converting between...

Jeudi 29 août 2019

Quantité : 100pcs - Prix : USD50-USD180

Overview of 315W CMH Grow Light Fixture Specially designed for CMH 315W lamp Runs on 120V/240V High efficiency electronic ballast High output and improved spectrum Warranty: 3 years UL & ETL Certified The Details of 315W CMH Grow Light Imported German aluminum reflector with high...

Jeudi 29 août 2019

Quantité : 100pcs - Prix : USD50-USD180

Overview of 1000W Internal Reflector Grow Light Fixture Specially designed for internal reflector lamps, 600W & 1000W for options Runs on 240V and 400V with high efficient 1000W electronic ballast Warranty: 3 years The Details of 1000W Internal Reflector Grow Light Fixture HID...

Jeudi 29 août 2019

Quantité : 1 - Prix : 0-50000

We are one of the professional air quality monitoring equipment suppliers, please always feel free to contact. The atmosphere is the basic condition for our survival. Air pollution has become a serious problem that affects human health and threatens human survival because of the persistent...

Samedi 24 août 2019

Quantité : 500KK/Mont - Prix : USD 3.1 Above

Everyone knows that driving power is the core of LED lighting. LED lighting lamps are known as energy-saving, intelligent and long service life. But these basically rely on good driving power. There has been a joke in the industry: If 100 LED lamps broke, 99 ascribe to the driving power supply...

Samedi 17 août 2019

Quantité : 500kg

High Voltage Insulator Coating (HVIC) is used on excessive voltage insulators to forestall flashover and arcing, particular in severely contaminated environments. Following the following 2 tips, you will get good results: Clean all surfaces of dust, grease and wax & Check temperature...

Vendredi 16 août 2019

Quantité : 40HQ - Prix : 0.09-0.40USD/PC

Fertilizer bags are made of plastic, burlap, cloth or some other materials. Pp woven packaging bags has been designed for fertilizer packing for long time and still. But with advantage of effective costing and features of printing performance, plastic sacks, especially woven polypropylene...

Vendredi 16 août 2019

Quantité : 40HQ - Prix : 0.09-0.40USD/PC

We are professionally on manufacturing Multicolor Printed BOPP Laminated pp woven packaging bags which are precision produced by quality pp material that offers outstanding usage value. BOPP bags are new, advanced and attractive type of bulk packages from 5 kgs to 100 kgs. BOPP Bags...

Mercredi 14 août 2019

Flash column chromatography is an alternative to long column chromatography developed in 1978. This method aims to separate the components from the mixture and thereby purify it. It is built from existing long column chromatography techniques and is time-consuming and often unsatisfactory...

Mercredi 14 août 2019

Physical properties of the chromatographic column could affect the performance of C18 HPLC columns. - Performance factors of C18 HPLC columns: - Silica gel purity Class A silica gel has high residual silica hydroxyl with a negative charge and high metal content on the acidic surface...

Lundi 12 août 2019

Syringe filter is a kind of filter connected to the front of the syringe. When the experimenters deal with the chromatographic samples with syringe filter, they should pay attention to avoiding bringing impurities in the process of filtration. One reason for the appearance of such...

Samedi 10 août 2019

Quantité : At least o - Prix : 50-150000 USD

ATTACK is one of the leading professional Omni Direction Self Propelled Scissor lifts manufacturers, suppliers and factories in China. We can produce scissor lift according to your requirements. Product Features: Omni Direction self propelled electric scissor lift is mainly applied...

Samedi 10 août 2019

Quantité : Proofing b - Prix : 200-1500CNY

In order to make electronic communication technology have a higher speed development. High-quality high-speed transmission, many of today's communication equipment have begun to use high-frequency multi-layer PCB. The material of multi-layer high-frequency circuit boards has excellent...

Samedi 10 août 2019

Quantité : 10000 - Prix : 1-10000 USD

The working principle of the electrostatic dust collector is to use the high voltage electric field to ionize the flue gas. The dust charge in the air flow is separated from the air flow under the action of the electric field. The negative electrode is made of metal wires with different...

Samedi 10 août 2019

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

The Adamas WPC performance is 2-3 times of General decking, the keel span can be reach 80-100 CM, so you can use this decking in some special projects, such as dock decking, the hanging plank walk between hills and so on, Adamas decking formula can be used in Co-extrusion decking...

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...

Lundi 05 août 2019

One of the main factors affecting the life of the liquid chromatographic column is the mobile phase. There are three aspects of the mobile phase factors. The pH value of the Mobile Phase The fillers of different substrates apply to different pH value range. Under normal temperature...

Samedi 03 août 2019

Since July, the demand for sand and gravel has continued to rise, and the price of sand and gravel has risen linearly. Many people are optimistic about the opportunity to build a mechanism sand plant. Take the river pebble as an example. How much profit does a ton of river pebble make...

Mercredi 31 juillet 2019

With the rapid development of research and development technology and material technology, ball valve has gradually become the main valve and gradually replaced the plug valve, and the operating temperature range has been the same as other types of valves, and compared with other...

Lundi 15 juillet 2019

Laboratory data show that the optimum flow rate of silica gel flash columns is decided by the length and width of columns and the property of gel. To be more specific, longer and narrower columns will provide more theoretical plates which are able to affect the flow rate. When referring...

Vendredi 12 juillet 2019

Hawach ensures the accuracy of each sample vial and cap specification, from the initial design to the final photoelectric scanning inspection process, our strict tolerance control throughout the entire manufacturing process. Integrity, cleanliness, and uniformity of a sample vial...

Lundi 01 juillet 2019

Comifo Duct Manufacture Machine Co., Ltd is a professional HVAC duct production line manufacturer which involves in business manager, marketing sales and production. We supply different equipment for light industry, metallurgy and metalworking fields with high quality, latest design...

Lundi 01 juillet 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...

Lundi 01 juillet 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...

Lundi 01 juillet 2019

- RTV-1 Silicone Rubber - RTV-1 silicone is a condensed non conductive silicone rubber that is gradually cured from outside to inside by contacting with moisture in the air. rtv grease-1 silicone rubber are used in bonding, sealing, encapsulating photovoltaic module components including...

Lundi 01 juillet 2019

- Low VOC Silicone Modified Polyurethane Conformal Coating - L325 - - FEATURES OF GOLOHO-L325 - ·Convenient to use: organic silicon modified polyurethane type, good waterproof, easy to repair. ·Neutral, no corrosion for many metals, anti-yellowing. Outstanding bond strength for...