CONTENT - 6211 ads

Tuesday, July 02, 2019

1. Product No., for example BIO-1. 2. Pore size and flow rate, The bigger pore size, the quicker flow rate. Fast: 60-100S/100ML @ 80-120μm Medium: 100-160 S/100ML@30-50μm Slow：160-200 S/100ML @ 1-3 μm But filter paper is different from filter membrane, the pore size cannot be a certain value...

Tuesday, July 02, 2019

The key to regenerating contaminated HPLC columns is to know the nature of the contaminants and to find the right solvent to remove. If contamination is caused by the accumulation of strongly retained materials during repeated injections, simple steps to remove these contaminants...

Monday, July 01, 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, 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...

Monday, July 01, 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...

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...

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...

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...

Monday, July 01, 2019

Sample vial, also known as sampling bottle, purification bottle, sterile bottle, clean bottle, filter bottles, etc., is essential for pollution detection. It is special equipment which is qualified for cleaning according to the international standard ISO3722 “Identification of Cleaning...

Monday, July 01, 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Saturday, June 29, 2019

PRODUCT DETAILS Extraordinary material makes this kitchen a noble and aesthetic artwork. It is not just a kitchen uv lacquer cabinet, it can be a brilliant decoration in your home. Make space for dining in even the smallest of kitchens with our range of bar tables. OPPEIN products...

Wednesday, June 26, 2019

Quantity : 10000 - Price : 0,18 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Location : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA, 050000...

Wednesday, June 26, 2019

Quantity : 10000 - Price : 0,57 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Location : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA, 050000...

Wednesday, June 26, 2019

Quantity : 10000 - Price : 0,23 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Location : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA, 050000...

Monday, June 24, 2019

Price : USD44,000 to USD17,0

Our own number: 535 1. Re-manufactured Sany 45 meters concrete pump, Isuzu chassis, 4RZ boom ground jack is leg lifting. First-level standard maintenance. High working stability. 2. 20 hours pressurized with water and debugging, exempted from inspection in perfect condition. New tires...

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...

Monday, June 24, 2019

QuEChERS is widely used in many areas, in the case that the targeting recovery rate satisfies the need, and also the matrix background of removing impurities meets detection, it can be applied to purify stuff such as residues of food and veterinary, additives, plasticizers. However...

Friday, June 21, 2019

With different range of material manufacturing and capacity options, sample vials are usually used for collecting, storing, and transporting samples in the lab. You can find non-sterile or sterile vials in the color of amber or clear transparencies for a better view. Hawach glass...

Friday, June 21, 2019

Hawach Scientific co., Ltd. provides PES pleated filter cartridge with high performance. PES uniform pore size distribution enables the filter elements to have excellent bacterial interception ability. PES has been widely used in medicine, biology, beverage and drinking water due...

Thursday, June 20, 2019

Extraction is often susceptible to matrix interference. One analytical method is fine in this matrix but can become problematic in another matrix. If we encounter such a situation, how can we improve the QuEChERS method to overcome it? For pesticide residues, most of the food samples...

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...

Wednesday, June 19, 2019

Take the example of pear test to check whether a pear is up to the standard. Prepare the environment The first step: Suitable Acetonitrile salting-out extraction environment was prepared. Make the pears into a puree, take 10g to QuEChERS centrifuge tube of 50ml. Add extract solution...

Wednesday, June 19, 2019

The most important process of the whole purification is selecting the most suitable Flash column. And now we will talk about the key content of the column: stationary phase. Stationary phase, commonly known as filler, is the most central part of chromatography. When we choose the...

Wednesday, June 19, 2019

Hawach Scientific sorts HPLC out of two series which are Xchroma and Echroma. Xchroma columns possess many and complete types of stationary phase(23 in total) with reliable qualities, while another one is cheaper among lower prices. Essential Technical Parameters Naming Rule It consists...

Tuesday, June 18, 2019

In laboratories where the pipe ttes are used frequently, it is often heard that the sound of tapping the tips is one after another, adding a bit of music to the boring laboratory life. When you look into it, the user is afraid that the tip can't be tightened. After the tip is attached...

Tuesday, June 18, 2019

Application: The tested object is attached to a test platform adapter. The inside of the part was cooled and heated by an aqueous solution of ethylene glycol. The test component needs to undergo a specific temperature profile and record changes in temperature. Temperature variations...

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...

Tuesday, June 18, 2019

As an indispensable experimental instrument for laboratory liquid operation, the bottle-top dispenser has the following characteristics. (1) The setting operation is simple, and the protective gloves can be worn to operate directly in the process of operation. In addition, it has...

Tuesday, June 18, 2019

Qualitative filter papers usually apply to filter at atmospheric pressure, which uses the ability of the material to remove particles to separate the liquid and solid of the sample. It covers most of the laboratory applications, is used commonly for liquid clarification and, sometimes...

Monday, June 17, 2019

Calcined Bauxite Introduction Calcined Bauxite is obtained by firing (heating) the superior grade Bauxite at high temperature (from 850 degree to 1600 degree). This removes moisture thereby increasing the alumina content. Compared to an alumina content of about 57 % to 58 % in raw Bauxite...