GELS - 1677 Annonces
Jeudi 26 septembre 2019
Quantité : 2000Ton - Prix : 6~60 usd/KG
Are you looking for RTV silicone thermal conductivity? FEATURES OF GOLOHO-2752 GOLOHO-2741 is a high performance thermally conductive RTV silicone adhesive · Excellent thermal conductive, heat dissipation and adhesion ·Small power heater can be directly bonded on the radiator without...
- 213000 - changzhou
- 0519 85108032
Jeudi 26 septembre 2019
Quantité : 2000Ton - Prix : 6~60 usd/KG
FEATURES OF HEAT RESISTANT RTV SILICONE GLUE GOLOHO-2402W GOLOHO-2491 is a high-performance heat resistant RTV silicone glue for electronics. ·Convenient to use: one part, rapid curing at room temperature,deal coholization ·Neutral,non-corrosive to various metals. Excellent bonding...
- 213000 - changzhou
- 0519 85108032
Jeudi 26 septembre 2019
- Reversed-Phase Principle - The reversed-phase filler is a kindly of nonpolar filler such as C4, C8, C18 aliphatic chain which is bonded on the silica gel. Nonpolar or hydrophobic compounds are strongly reserved, while polar samples are weakly reserved and go through the flash reversed-phase...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 25 septembre 2019
General requirements for adsorbents: large surface area and certain adsorption capacity. Does not chemically change with the developing agent, does not react with or catalyze, decompose or associate with the substance to be separated, and the particles are uniform. Silica gel and...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 25 septembre 2019
Quantité : 1-200ton - Prix : 10usd
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...
Fujian Ruisen New Materials Co., Ltd.
- 364400 - Zhangping
- 0597 3271526
Mardi 24 septembre 2019
Screw thread top sample vials have excellent chemical stability, sealing and corrosion resistance, and are available in both transparent and amber. The cap of sample vial has a solid lid and a perforated lid, which can be divided into black and blue. This series of products are designed...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 24 septembre 2019
Suitable for a general flash chromatography method analysis, the flash column chromatography is the method of isolating a component from a mixture and purify it as well. Different from the old method: long column chromatography technology, flash column chromatography can separate...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Lundi 23 septembre 2019
Let's take a look at two common adsorbents for adsorption chromatography. Polyamide The polyamide adsorbent can be divided into nylon 6 (polycaprolactam) and nylon 66 (polyhexamethylene adipamide), which are hydrogen bond adsorption and semi-chemical adsorption. There are many amide...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Jeudi 19 septembre 2019
It is a liquid chromatography using a chemically bonded phase as a stationary phase, which is formed by chemically reacting an organic molecule to a surface of a carrier (silica gel) by a covalent bond to form a uniform, firm monolayer thin layer. The separation mechanism is both...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 18 septembre 2019
In chromatographic experimental analysis, a device that can quantitatively feed a sample bottle into a chromatographic column is called a sample vial. Sample vials are divided into manual and automatic sample vials. The automatic sample vial is an intelligent and automatic sampling...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 18 septembre 2019
Hawach SPE Cartridges are made of medical grade PP and forming in one time. Frits are made of UHMW-PE. There is a variety of models to choose, such as Normal Phase Cartridge, Reversed Phase Cartridge, Ion Exchanges Cartridge, Mixed Mode Cartridges and so on. Here, We would like to...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 17 septembre 2019
Adsorption chromatography uses the difference in adsorption capacity of substances in stationary phase adsorption to achieve separation of the mixture. The chromatographic process of adsorption chromatography is the process in which the mobile phase molecules compete with the material...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 17 septembre 2019
Quantité : 100000pcs/ - Prix : 1.5~4800 USD
Dongjin DG series VRLA Gel Type Battery is specially designed for motive power applications, that is electric tricycles, electric motorcycles and other device require DC power source. Dongjin electric trike batteries adopt international leading technologies to ensure the batteries...
Dongjin Power CO., LTD.
- 518000 - Shenzhen
- 86 755 8666 0729
Mardi 17 septembre 2019
Quantité : 100000pcs/ - Prix : 1.5~4800 USD
Dongjin Group is one of the most professional EV car battery manufacturers. Dongjin VRLA EV Battery is specially designed for the motive power of electric vehicles other devices require DC power source. EV battery is with long cycle service life, good high rate discharge performance...
Dongjin Power CO., LTD.
- 518000 - Shenzhen
- 86 755 8666 0729
Lundi 16 septembre 2019
Hawach Scientific provides a wide selection of flash columns, they are a quick and easy way to separate complex mixtures of compounds, and often used on a preparative scale to provide better separation and cuts down on the amount of time required to run column. We committed to providing...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 11 septembre 2019
Quantité : 2500km/wee - Prix : <$200
Description: UnitekFiber supply flat drop fiber cable, this cable also can be called as a small span of ADSS fiber cable to apply in a small span of ADSS installation system. The structure of flat drop cable is central loose tube, Kevlar and glass yarn is usually used as reinforcement...
Shenzhen UnitekFiber Solution Limited
- 518107 - shenzhen
- 86 0755 23157590
Mercredi 11 septembre 2019
Quantité : 1 - Prix : 600~3000RMB
PSST explosion-proof telephone is designed to provide safe, reliable voice communication for both indoor and outdoor hazardous areas. featuring a sturdy non-sparking, impact and shock resistant fibreglass-reinforced polyester cast body, silica gel or stainless steel keypad, durable handset...
PSST Technology (HongKong)co.,ltd
- 518100 - shenzhen
- +86 13266884818
- +86 0755 89487736
Mercredi 11 septembre 2019
Flash chromatography is one of the methods in the preparation of liquid chromatography and is usually used for the separation of organic compounds. Flash chromatography has the advantages of ease of operation, low cost, and fast analysis. There are few other techniques for purifying...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mercredi 11 septembre 2019
The structure of the SPE cartridge is mainly divided into four parts: column tube, sieve plate, adsorbent and supporting device. The characteristics of each part are briefly introduced below. Column tube: A carrier for the adsorbent, made from serum grade polypropylene. Commonly used...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 10 septembre 2019
Quantité : 20,000 ton - Prix : 2.4-2.9$/kg
Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC is refined cotton and wood pulp...
Jining Fortune Biotech Co.,Ltd.
- 272350 - Jining
- +86 0537 6106347
Mardi 10 septembre 2019
According to the separation mechanism of substances, Chromatography can be divided into adsorption chromatography, distribution chromatography, ion exchange chromatography and the like. The operation mode of the adsorption thin layer chromatography refers to that the adsorption capacity...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Samedi 07 septembre 2019
Prix : 2.4usd
Description of Food Grade CMC Sodium carboxymethyl cellulose (CMC/cellulose gum) is kind of cellulose ether, can easily soluble in cold and hot water, with maximum yield, most widely and conveniently used among all cellulose products. The main raw material of CMC is refined cotton and wood pulp...
Jining Fortune Biotech Co.,Ltd.
- 272350 - Jining
- +86 0537 6106347
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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Mardi 03 septembre 2019
The basic principle of SPE cartridges is that the liquid sample is made to pass through the adsorbent to retain the tested substance, and then the impurities are washed away with appropriate strength solvent, and then the tested substance is eluted with a small amount of good solvent...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Samedi 17 août 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...
Fujian Ruisen New Materials Co., Ltd.
- 364400 - zhangping
- 0597 3271526
Vendredi 16 août 2019
Quantité : 80000Pcs - Prix : 3-50USD
- Specification of JH-D10 Digital Trimmer 3 Modes Ear Hook Trimmer Hearing Aids Hearing Amplifier - Max Sound Output 128±3dB Voltage D.C.1.4V Sound Gain 57±5dB Battery Type LR44H/A675 Total Harmonic Wave Distortion 500Hz <6% 800Hz <4% 1600Hz <1% Battery capacity/Mah...
Huizhou Jinghao Medical Technology CO., Ltd
- 516000 - Huizhou
- +86 0752 2299187
- +86 18566295705
Vendredi 16 août 2019
Quantité : 80000Pcs - Prix : 3-50USD
- Specification of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier - Max Sound Output 130±3dB Sound Gain 40±5dB Total Harmonic Wave Distortion 500HZ<3%</span> 800HZ<5%</span> 1600HZ<1%</span> Operation Current/mA...
Huizhou Jinghao Medical Technology CO., Ltd
- 516000 - Huizhou
- +86 0752 2299187
- +86 18566295705
Vendredi 16 août 2019
Quantité : 80000Pcs - Prix : 3-50USD
- Specification of JH-907 ITE Mini Hearing Aid Hearing Amplifier - Max Sound Output 120 ± 5dB Voltage 1.5V Sound Gain ≥35dB/28 Battery size A10 Total Harmonic Wave Distortion ≤5% Battery capacity/Mah 100 Operation Current ≤6mA Operation current/mA 3.5 Frequency...
Huizhou Jinghao Medical Technology CO., Ltd
- 516000 - Huizhou
- +86 0752 2299187
- +86 18566295705