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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...

Tuesday, September 17, 2019

- Forward liquid transfer type - Press the button with your thumb to the first stop point, then slowly release the button back to the origin. Then press the button to the first stop point to drain the liquid. After a short pause, continue to press the button until the second stop...

Tuesday, September 17, 2019

Hawach Scientific product quality in strict accordance with ISO9001: 2000 quality system certification procedures, and from now on we have exported to more than 120 countries. Overview of qualitative filter paper, analysis laboratory commonly used filter paper as a filter medium,...

Thursday, September 12, 2019

Concrete mixer lorry pump truck is a special truck used to transport concrete used in construction, Because of its appearance, it is often called the field screw truck, olive truck. These trucks are equipped with cylindrical agitators to carry the mixed concrete. During the transportation...

Thursday, September 12, 2019

Vacuum filtration is a chemistry technique that can allow for a greater rate of filtration in the lab. In normal filtration, the gravity can provide the force drawing the liquid through the filter paper, but a pressure gradient performs this function in vacuum filtration, offering...

Thursday, September 12, 2019

Hawach Scientific is the production of filter paper professional manufacturers with advanced production technology and perfect testing equipment. Quantitative filter paper is suitable for a wide range of critical gravimetric analytical filtration procedures. In the manufacturing process...

Tuesday, September 03, 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...

Wednesday, August 14, 2019

After years of development, the QuEChERS pretreatme nt method has been continuously improved and broadened by researchers as a simple and rapid residual pretreatment technology. The application target also has been extended from the highest moisture content of vegetables and fruits...

Wednesday, August 14, 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...

Tuesday, August 13, 2019

Pipettes are widely used in the laboratory. Proper operation and use of pipettes can improve work efficiency. What are the six common operational misunderstandings of pipettes? Pipettes are widely used in laboratories. The correct operation and the use of pipettes can improve work efficiency...

Thursday, August 08, 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...

Friday, July 19, 2019

Standard IEC/EN61009-1 GB/T16917.1 Instantaneous trip type B/C/D The number of poles 1P+N Rated short circuit breaking capacity Icn 6kA Leakage protection trip type Electronic /Electromagnetic Rated working current In 6-40A Rated working voltage Ue AC 230/400V Rated operating frequency...

Friday, July 19, 2019

Standard IEC/EN60898-1 GB/T10963.1 Leakage protection trip type Electronic /Electromagnetic The number of poles 1P+N/3P+N Rated limit short circuit breaking capacity Inc 6kA Rated working current In 16-63A (can be extended to 125A) Rated working voltage Ue AC 230/400V Rated operating...

Friday, July 19, 2019

Standard IEC/EN61009-1 GB/T16917.1 Instantaneous trip type B/C/D The number of poles 1P+N Rated short circuit breaking capacity Icn 6kA Release Type of Leakage Protection E: Electronic Rated working current In 6-40A Rated working voltage Ue AC 230V Rated operating frequency 50/60Hz...

Friday, July 19, 2019

Standard IEC/EN61008-1 GB/T16916.1 Leakage protection trip type Electronic /Electromagnetic The number of poles 1P+N/3P+N Rated limit short circuit breaking capacity Inc 10kA Rated working current In 16-63A Rated working voltage Ue AC 230/400V Rated operating frequency 50/60Hz Rated...

Thursday, July 11, 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

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...

Tuesday, July 09, 2019

First, the purpose of the request The colorectal flora in water was determined by the membrane method. Second, the basic principles The filter membrane method uses a filter to filter the water sample, and the bacteria are trapped on the filter membrane, and then the filter membrane...

Saturday, July 06, 2019

Model HGL6UE-40 Standard IEC/EN61009-1 GB/T16917.1 Instantaneous trip type B/C/D The number of poles 1P+N Rated short circuit breaking capacity（Icn） 6kA Release Type of Leakage Protection Electronic Rated working current（In ） 6-40A Rated working voltage （Ue） AC 230V...

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, June 24, 2019

Price : USD44,000 to USD17,0

Concrete mixer pump truck is a special truck used to transport concrete used in construction, Because of its appearance, it is often called the field screw truck, olive truck. These trucks are equipped with cylindrical agitators to carry the mixed concrete. During the transportation...

Wednesday, June 19, 2019

Hawach Scientific Co., Ltd is main laboratory supplies and industrial filter manufacturing enterprises, from raw materials and production process to ensure the maximum quality monitoring, each batch of a strict quality testing and product warranty. At present, users are distributed...

Sunday, June 09, 2019

Based on much experiences on providing quality, cost-effective and long lasting roll forming systems Classification and Characteristics of Stainless Steel Slitting Machine 1. Small stainless steel slitting machine (it can be divided into manual steel cutting machine and semi-automatic...)

Thursday, June 06, 2019

Activated carbon filter cartridge(CTO) is a new type of deep filter, it is made of high quality activated carbon as a raw material in the low hot melt adhesive composition of its structure, continuous extrusion molding. The carbon core has excellent adsorption performance of granular...

Monday, May 06, 2019

Milk tank truck, also known as transportation truck, is used for transport the fresh milk and other liquid medium etc. Besides, the milk tanker truck is equipped food type 304-2B stainless material. The vent valve is set at the top of the pot to enable automatic adjustment to reduce...

Sunday, April 21, 2019

Introduction to the walnut oil extraction machine Walnut oil extraction machine presses the walnut with a screw oil press. walnut oil press equipment can automatically control the temperature. With intelligent equipment, it can press in all seasons. The production will not be delayed...

Friday, April 12, 2019

Product Name: 30ml 60ml Small Foam Pump Bottles Material: The body of the bottle is made of PET materials; the pump head is made of PP materials. Capacity: 30g 60g Slogan: Delicate foam to give you more protection - Introduction: - This foam bottle is not only can be used to separate shampoo...

Friday, April 12, 2019

- 100ml 150ml Foam Bottles - - Product Name: 100ml 150ml Foam Bottles Material: PET Materials Capacity: 100ml 150ml 200ml Slogan: Delicate foam to give you more protection - Introduction: - This foam bottle is not only can be used to separate shampoo, but also used to bath milk...

Saturday, January 12, 2019

Handy Prod 1.Handy Prod is ergonomically designed for one-handed operation.Lightweight design,Has insert-molded brass prongs. 2.Holds no residual charge,On/Off switch prevents accidental shock.Requires AA batteries,1 year limited warranty. Location : Block 8, Shangjing Masion, Panlongcheng...

Friday, December 14, 2018

- High Gloss Aluminum Composite Panel - White aluminium composite panel or aluminum-plastic panel is a kind of composite new material which has been through surface treatment and a series of technological processing. It's composed of aluminum panels with coating as the surface and...