GENERAL - 7340 ads
Monday, July 15, 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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Friday, July 12, 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...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Friday, July 12, 2019
Cellulose Exaction Thimble For the cellulose exaction thimble (CET), parameters are mainly focused on the constitution, heating temperature. CET is usually made out of high-grade cellulose or seamless noble cellulose and lines of cotton, excluding any binding elements, which means...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Friday, July 12, 2019
Note on the filter paper box that when using the quantitative and qualitative analysis filter paper to filter the precipitate: 1. Generally uses natural filtration, using the filter paper body and the ability to retain solid particles to separate the liquid and solid; 2. Because the...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 11, 2019
The formation of a flash phenomenon The boiling point of water is higher than 100℃ when the water is heated under a certain pressure. The higher the pressure, the higher the boiling point of water and the higher the heat content. When the pressure decreases, some sensible heat is released...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 11, 2019
The formation of a flash phenomenon The boiling point of water is higher than 100℃ when the water is heated under a certain pressure. The higher the pressure, the higher the boiling point of water and the higher the heat content. When the pressure decreases, some sensible heat is released...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 11, 2019
With the development of society and technology, chromatographic analysis theory has also been developing rapidly. HPLC column has now been widely applied in every field of laboratory analysis. HPLC column gathers function of both detection and separation. With the right choice, use...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 11, 2019
With the development of society and technology, chromatographic analysis theory has also been developing rapidly. HPLC column has now been widely applied in every field of laboratory analysis. HPLC column gathers function of both detection and separation. With the right choice, use...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Wednesday, July 10, 2019
The biggest feature of filter paper is paper with good filtration performance. At present, the filter papers produced in China mainly include quantitative analysis filter paper, qualitative analysis filter paper and chromatographic qualitative analysis filter paper. Quantitative filter...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Monday, July 08, 2019
1.Classification of extraction thimbles The extraction thimble, as its name implies, is a cylindrical element used for extracting. According to the material, it can be divided into three categories: cellulose exaction thimbles, glass fiber exaction thimbles, and quartz fiber exaction thimbles...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Monday, July 08, 2019
SPE Technique Introduction SPE(Solid-phase Extraction), is an increasingly popularized technology of sample pretreatment, which is established on the basis of traditional LLE(Liquid-liquid Extraction). Combined with the substance interaction mechanism that like dissolves like, and...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Friday, July 05, 2019
The product mainly includes two parts: extraction boxes and purification boxes. Extraction boxes include salt bags and 50 ml centrifugal tubes. Due to the high transportation cost of 50 ml centrifugal tubes and the general unacceptability of customer laboratories, more customers will...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 04, 2019
The silicon hydroxyl group with strongly polar on the surface of glass sample vials will adsorb the samples. Based on such reasons, people produce hydrophobic glass surface through silylating the sample vials in order to eliminate the adsorption of the sample vials, which is widely...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, July 04, 2019
The bottle-top dispenser, also known as the bottle-top pipette, is an instrument for accurately measuring liquid medicine. It is widely used in the biological and chemical fields, as well as in clinical medicine, industrial and commercial laboratories. Bottle-top dispenser material Generally...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Tuesday, July 02, 2019
Bently Nevada 3500/22M 288055-01 Your Cambia Solution Cambia Automation Limited can supply you PLC & DCS products as below. Allen Bradley , Honeywell , Bently Nevada , ABB , General Electric , ICS TRIPLEX , Triconex, etc. Pls contact us freely, you will get good price , good service ...
Cambia Automation Limited
- 361000 - xiamen
- 8613599507613
Monday, July 01, 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...
- 213000 - changzhou
- 0519 85108032
Monday, July 01, 2019
- Two-Part, 1 To 1 Mix Ratio Transparent two part silicone gel - 324C-AB - - SPECIAL FEATURES OF GOLOHO-324C-AB - 1: 1Two-part, 1: 1 mix ratioLow viscosityRoom temperature accelerated cure, no small molecule releaseSuitable working time at room temperatureExcellent adhesion and...
- 213000 - changzhou
- 0519 85108032
Monday, July 01, 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...
- 213000 - changzhou
- 0519 85108032
Monday, July 01, 2019
- Two-Part, 1 To 1 Mix Ratio Silicone Potting - 4313-AB - - FEATURES OF GOLOHO-4313-AB - Flammability,UL-94V0 certificationExcellent resistance to high and low temperature, weather, ultraviolet light and aging, excellent performance of insulation and thermal conductivityMix ratio 1...
- 213000 - changzhou
- 0519 85108032
Saturday, June 29, 2019
Quantity : 1 - Price : US $7.00 - 8.00/ Pie
Application: HD PE is used where sliding abrasion occurs or where metal parts meet, causing friction or abrasion wear. It is good for chute and hopper liners, convey or components, wear pads, machine guides, impact surface and guide rails. Performance: Polyethylene board odorless...
Hebei Peliou New Materials Technology Co., Ltd.
- 053000 - Duqiao Town
- 86 18630195563
Monday, June 24, 2019
When selecting the customer, it is recommended to first confirm the vacuum and pumping speed required for the experiment, or you can choose according to the application. The main uses of Standard Diaphragm Vacuum Pumps include the following: 1. Vacuum drying oven: It is suitable...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, June 20, 2019
Firstly, let's divide those bottle-top dispensers into 3 groups according to their materials A. Highly corrosion resistant materials such as PTFE, PFA, boron silicate, platinum, etc. Application: Resistant to high-temperature sterilization (121℃), withstand most of the acid, alkali...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, June 20, 2019
Filter paper has excellent filtration property and strong absorption performance on liquid. Scientific workers use filter paper as a kind of media in analytical laboratories to separate solution from solid. Currently, there are mainly three kinds of filter papers which can be purchased...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Thursday, June 20, 2019
A filter paper is an effective filter medium and has been widely used in various fields. The technical indicators of a filter papers can be divided into two aspects: one is the filter characteristics and the other is the physical characteristics. Filtration characteristics include permeability...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Tuesday, June 18, 2019
Quantity : Riz Parabo
Dear Sir, dear Madam, We are rice producer based in India. We are already exporting to USA, Europe and some African countries. We produce basmati rice, non-basmati, perfume and jasmine. We have at our disposal 100% broken, 5% broken rice and 25% (non basmati IR 64 Paraboiled). We...
- 1206 - Genève
- +41 7 65 42 35 87
Tuesday, June 18, 2019
Hawach glass solvent filters is an important part of laboratory filtration, and many customers often encounter cleaning problems when using glass solvent filters. The conventional cleaning methods mainly include the following: 1. Soaking with an acidic solvent: The advantage of this...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Tuesday, June 18, 2019
A more efficient way to extract compounds from solid materials—Soxhlet extraction (also known as sand extraction). In the laboratory, Soxhlet extractor uses solvent reflux and siphon principle, so that the solid substance is continuously extracted by pure solvent, which saves solvent...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33
Tuesday, June 18, 2019
The main components of Wuxi Top Asia with German import parts, excellent performance, fast temperature rise, good reliability, is ideal for the equipment of the environmental testing laboratory. At present, the company's products have been sold well in Britain, Germany and France...
Wuxi Guanya Refrigeration technology co., ltd
- 214115 - Wuxi
- 0510 82303782
Saturday, June 15, 2019
- Technical Applications - Yiheda Automation R & D team can provide you with professional solutions, we have developed many machines for different industries, such as automatic assembly, automatic welding, visual inspection, laser marking, robot integeration, recording and traceability...
DONGGUAN YIHEDA AUTOMATION CO.,LTD.
- 523925 - dongguan
- 769 82886777 676
Saturday, June 15, 2019
What is SPE Cartridge? The term SPE cartridges is short for Solid Phase Extraction cartridge. It is a kind of sample preprocessing equipment (extract, separate and concentrate) which is developed from the chromatographic column. SPE cartridge is mainly used for preprocessing of the...
Hawach Scientific Co.,Ltd.
- 710077 - Xi'an
- +86 29 89284429
- +15 1 02 91 81 33