SAMPLES - 8646 ads

Tuesday, September 24, 2019

Syringe filter is suitable for the filtration of a small number of samples in the laboratory. The adsorbability of syringe filter to samples is weak, which ensures the large number of recovery of small or high-value samples. The outer shell of the filter is made of polypropylene and...

Tuesday, September 24, 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...

Tuesday, September 24, 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...

Sunday, September 22, 2019

What is Finishing Services? When developing products, you need to make testable samples for various tests. In addition to the standard requirements for the performance of the materials and the consistency of the molding, many occasions need to beautify the appearance and connect the...

Friday, September 20, 2019

Quantity : 1 - Price : 10,00 €

Cheapest Wireless BT Headset BT V5.0 TWS Headset waterproof airbuds with IPX7 !!!Please note: The provided Price in alibaba websie is meaningless, welcome to ask for real price by email or by inquiry. 1. Chipset: Airoha AB1532D 2. Blutooth version: Blutooth V5.0; 3...

Friday, September 20, 2019

Quantity : 1 - Price : 10,00 €

Cheapest Factory Android 5.1 quad-core Smart Watch 3G WCDMA Fitness Watch Sport Watch with IP67 GPS 400*400 Pixels 1.CPU MediaTek MT6580 quad-core Cortex-A7 1.2GHz; 2.Operation System: android 5.1; 3.Display & Touchscreen: 1.39 inch touch screen,AMOLED 400*400 Pixels; 4...

Friday, September 20, 2019

Quantity : 1 - Price : 100,00 €

Cheapest Factory MTK6753 Octa-core 1.5GH Education tablet GPS Power tablet pc with IP68 Waterproof Android car tablet pc 1.CPU MediaTek MTK6753 Octa-core 1.5GHz; 2.Operation System Android 8.1 3.Touch Screen& Display 8 inch Capacitive Multi-touch,Gorilla glass, IPS...

Friday, September 20, 2019

Quantity : 1 - Price : 100,00 €

Cheapest Factory 4 inch octa-core Android rugged DMR phone IP68 rugged Digital walkie-talkie phone with NFC DMR Rugged phone 1.CPU Mediatek MT6753 Octa-core 1.5GHz; Operation System Android 5.1, 3.TouchScreen & Display 4.0 inch Capacitive Multi-touch screen, IPS 480*800 Pixels...

Friday, September 20, 2019

Quantity : 1 - Price : 0,10 €

Cheapest Factory Electronic Price Tag 4.2 inches Smart Electronic Display Wireless ESL for Supermarket or Store 1. Screen size 4.2 inches; 2. Communication band 2.4Ghz; 3. Screen type EPD dot matrix electronic paper, black and white,black and white and red,black and white and yellow; 4...

Friday, September 20, 2019

1. Color: Red & Gray wire and Gray aluminum alloy shell ( Other colors can be customized ) 2. Wire material: High Quality iphone cable nylon 3. Function: Connect USB3.1 Type-C interface device for charging or connect Apple lightning interface device for charging and high-speed...

Friday, September 20, 2019

Price : 1-100usd

Description Application domain: orthopedics Material: Ultra-high anti-rust high-hardness stainless steel, general rust-proof ultra-high wear-resistant stainless steel, ceramic Type: Bone saws, Gums saws LZQ is an OEM factory for all kinds of dental implant wrenches, such as Bone Saw P250...

Friday, September 20, 2019

Price : 1-100usd

Description of stainless steel precision parts LZQ is an OEM manufacturing facility for all sorts of dental implant associated parts, such as implant, screw, abutment, transfer, fixation pin, stopper, impression cap, healing cap, mount, analog, ect. We can produce a entire package...

Friday, September 20, 2019

Price : 1-100usd

Description of sinus lift burs Application domain: dental, orthopedic surgery, maxillofacial surgery, neurosurgery Material: Ultra-high anti-rust and high-hardness stainless steel, Ultra high rust-proof and high wear-resistant stainless steel, diamond, carbide, SDC&CBNC LZQ is...

Friday, September 20, 2019

What is the Vacuum Casting? The vacuum casting technology which uses prototype (SLA laser rapid prototyping piece, CNC products) to make silicone mold under vacuum, and is poured under vacuum conditions, such as PU, ABS, etc. Vacuum casting is also used to clone the prototype or copy the piece...

Friday, September 20, 2019

Syringe filter can be used in the analysis of high performance liquid chromatography and IC. It is an important step in sample pretreatment to filter sample solution. The syringe filter with high quality is produced by using the most advanced detection means and production technology...

Friday, September 20, 2019

The sample vial is a device which is widely used in chemical and medical fields. Currently, sample vial provided by our company falls into three types: screw top sample vial, crimp top sample vial and snap top sample vial. All of them provides with good quality and excellent chemical...

Friday, September 20, 2019

Hawach Scientific company specializes in the production of PES filter membrane, stable quality, products exported to Europe, North America, and other countries. We have more than 16 years of experience in the filtration industry. Pore size : 0.1um /0.22um/0.45um/0.65um/0.8um/1.2um Diamter ...

Friday, September 20, 2019

Solid phase extraction is essentially a liquid chromatographic separation. The main separation mode is the same as that of liquid chromatography. It can be divided into normal phase (the polarity of the adsorbent is greater than the polarity of the eluent), and the reverse phase (the...)

Thursday, September 19, 2019

Description of Sit Stand Desk Converter： Sit stand desk converter can turn your desk into a healthy workstation in a few minutes. Adjustable standing computer workstation supports single, double, three, or four panel displays and function button height adjustment. This Workstation-...

Thursday, September 19, 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...

Wednesday, September 18, 2019

Quantity : 20GP - Price : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Wednesday, September 18, 2019

Quantity : 20GP - Price : 5USD

Description of Calcium aluminate cement Calcium aluminate cement, alumina cements or high alumina cements are obtained by the reaction at high temperature of lime (from limestone) and alumina (contained in natural minerals like bauxite). The product obtained after cooling is a hard mineral...

Wednesday, September 18, 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...

Wednesday, September 18, 2019

In the analysis of HPLC, the packing size of chromatographic column is small, and it is easy to be blocked by impurity particles. Therefore, samples and solvents need to be pre-filtered to remove particulate pollutants and protect chromatographic columns and instruments. Ion chromatography...

Wednesday, September 18, 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...

Tuesday, September 17, 2019

Composed of a filter medium encased in a plastic housing, the filter capsule is a kind of self-contained unit which can be connected in-line to a sample-delivery system, such as a submersible or peristaltic pump. The unit can generate sufficient positive or negative pressure to force...

Monday, September 16, 2019

Now the electronic products emerge in an endless stream, with the increasingly serious homogenization of commodities, a product without innovation will gradually be banned and eliminated. So, the primary focus to attract consumers' attention is the electronic products packaging. However...

Monday, September 16, 2019

The syringe filter is mainly used for the filtration of solvent samples, which holds a crucial position in the sample prefiltration procedure, especially in the HPLC sample analysis. There are two basic aspects of the syringe filter that should be learned and memorized clearly. Composition...

Monday, September 16, 2019

Push-in Type The design of push-in automatic sample vial is also common, which is very similar to the manual sample vial. The syringe moves to the sample vial inhale a predetermined amount of sample, then moves to the injection port, and injects the sample into the sample ring. The...

Monday, September 16, 2019

Reversed phase chromatography (RP) is the most widely used technique in high-performance liquid chromatography (HPLC) up to now, mainly because it is suitable for the analysis of most of them. Nonpolar substances and many ionizable and ionic compounds. Most stationary phases used...