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C8 HPLC Columns

Thursday, July 04, 2019

C8 HPLC columns are used to isolate many organic compounds, which are one of the reversed phase silica gel columns. The maintenance of C8 HPLC columns requires organic solvents. Chromatographic grade methanol is recommended and different brands of chromatographic columns should be...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
How Does SPE Extraction Work During the Whole Process?

Thursday, July 04, 2019

Activation, also known as solvation, add a suitable solvent to expand the functional groups on the adsorbent and remove possible interferences on the adsorbent. Equilibrium, remove the activated solvent to create a suitable solvent environment for sampling. Usually, use the same solvent...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Learn About Qualitative Filter Papers

Thursday, July 04, 2019

Manufactured from the same raw materials as the ashless grades, the qualitative filter paper is suited for ordinary filtration when we need to determine materials by using qualitative analytical techniques in the lab, with the features of fast flow rate due to their structure. Qualitative...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Filter Paper for Extraction

Thursday, July 04, 2019

Hawach Scientific have Qualitative filter paper and Quantitative filter paper, Wet-strengthened filter paper and Asphalt filter paper, right now we also have filter paper for Extraction. Just as mention before, we are a professional manufacturer for filter paper, we have the regular...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 63000 Construction goods
Magnesia Bricks

Wednesday, July 03, 2019

Magnesia bricks description Magnesia bricks are a kind of alkalescency refractory bricks that made from the sintered magnesium with its content of 87%-97% and that are combined with silicate. Since its combination composition is mainly CMS-M2S system, its Load softening temperature...

OREWORLD TRADE(TANGSHAN) CO., LTD.

  • 63000 - tangshan
  • 03155392228
China 63000 Construction goods
High Alumina Bricks

Wednesday, July 03, 2019

Main introduction of the High alumina bricks High alumina bricks refer to fire brick containing Al2O3 more than 48%, which is made of high grade bauxite through high temperature calcinations. High alumina brick is a kind of neutral refractory material so that it enjoys excellent resistance...

OREWORLD TRADE(TANGSHAN) CO., LTD.

  • 63000 - tangshan
  • 03155392228
Hawach 7 Steps Help You Choose the Right Filter Paper

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
The Introduction Of Sample Vial

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Principles for Selecting SPE Cartridges Specifications

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
India 400004 Search / buy
Carbon steel forged fittings

Sunday, June 30, 2019

We are manufacturers of carbon steel forged fittings in India. One of the most contemporary fittings available in the market is the carbon steel socket weld fittings that match universal quality parameter precisely. These Carbon Steel forged Fittings are manufacturing with high...

Dinesh Industries

  • 400004 - Mumbai
  • 02266103554
How to Clean A Bottle-top Dispenser for Long-term Storage

Monday, June 24, 2019

Today, we're going to show you how to clean a bottle-top dispenser. Before we get it started, let's prepare a bottle of neutralization liquid, a bottle of distilled water, a bottle of the ethanol-glycerol mixture, a soft brush and a pipe cleaner. Now, let's follow the steps below...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Precipitation when using Filter Papers

Monday, June 24, 2019

When using filter paper, we should pay attention to the fact that when the filter paper is not displayed on the paper box of the filter paper, the precipitation should be paid attention to when using the quantitative and qualitative analysis filter papers. (1) Natural filtration is...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Vacuum Filtrations

Monday, June 24, 2019

Vacuum filtrations are based on the principle that oil and water vaporization temperature is different (water vaporization temperature is lower than oil vaporization temperature) under the same pressure. Vacuum filtrations are a kind of paper filter equipment with the features of...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Knowledge of Filter Papers

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
Filter Papers

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
Thailand 10510 Raw materials
Non Phosphate

Wednesday, June 19, 2019

THAIFOOD-N (Non Phosphate) is a mixture of food grade sodium/calcium salts and food materials in a ratio to provide excellent performance in reducing drip loss, improve moisture retention, prevent freeze burn, suitable for flavor and texture improvement of seafood products. Packing...

A Brief Introduction to Hawach Qualitative Filter Papers

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...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 63000 Construction goods
Calcined Bauxite

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...

OREWORLD TRADE(TANGSHAN) CO., LTD.

  • 63000 - tangshan
  • 03155392228
China 63000 Construction goods
CSA Expansive Additive

Monday, June 17, 2019

CSA expansive additive description: The CSA expansive additive is obtained by blending natural anhydrite with clinker powder which consists of calcium sulfoaluminate and CaO. This CSA expansive additive is always mixed with ordinary cement. When mixed in the proper proportion with...

OREWORLD TRADE(TANGSHAN) CO., LTD.

  • 63000 - tangshan
  • 03155392228
Get Familiar with Hawach High-Performance Extraction Thimbles

Thursday, June 13, 2019

A. Cellulose Extraction Thimbles 1. 60% high purity grade polar fiber+40% refined cotton fiber no any binding agents which make it has stronger mechanical strength and stronger retention 2. 6 wall thickness optional to meet different retention and wet strength, dry strength increasing...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Filter Paper forFiltration

Thursday, June 13, 2019

Hawach Scientific work for filter paper for more than 16 years, we are happy to see our products exported to the United States, UK, Germany, Dubai, Thailand, South Korea, and other countries. We are not satisfied with our present achievement, this year our R&D department have good news...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
photo not available

Wednesday, June 12, 2019

Quantity : 10kg - Price : Variant avec les tai

Grossiste en tissage naturel. Nous sommes basés en chine et nous fournissons des mèches de partout dans le monde. Types de mèches disponibles: brésiliennes, péruviennes, mongoliennes,toutes les différentes textures sont disponibles (lisses,ondulés... ) .les tissages sont disponibles...

Loyalty hair

  • 57000 - Haikou
  • +8613086006792
USA (United States) 10038 Equipment goods
Box-Grade Plastic Materials

Wednesday, June 12, 2019

To produce the highest quality clear plastic boxes, we start with the finest quality, box-grade plastics available: premium grade APET, RPET, bio-PET, PETG, PP and PVC. We purchase materials from only the world's best producers, always to our more demanding appearance and performance...

  • 10038 - New York
  • 718 554 3271
Important Technical Parameters of Cellulose Extraction Thimbles

Wednesday, June 12, 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Important Technical Parameters of Cellulose Extraction Thimbles

Wednesday, June 12, 2019

Hawach will introduce cellulose extraction thimble from six technical parameters: material, temperature and forming time, DOP retention, size selection, porosity, and fitting accuracy. ●Material The consistency of component content of extraction thimbles made of different materials...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
Application Method of Filter Papers

Wednesday, June 12, 2019

When filter paper is used in experiments, it is mostly used together with filter funnel and Brinell funnel. The filter papers should be folded into a suitable shape before using. But it should be noted that do not over fold, because this will lead to the breakage of filter paper....

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
China 523960 Shoes and leather
Arch Support Pads

Monday, June 10, 2019

A multi-functional correction pads for flat foot, strephexopodia, X-type legs and pigeon toe. Arch Support Cushions are efficient Pads to relieve pain and pressure related to Plantar Fasciitis, tendonitis, arthritis, high arch and a variety of Arch problems. Effective correction...

Dongguan Zhiguo New Material Technology Co., Ltd.

  • 523960 - dongguan
  • 0769 85031810
China 541299 Construction goods
Grinding Mill

Friday, June 07, 2019

Quantity : 1 - Price : undetermined

- Grinding Mill - Grinding mill is mainly used in building materials, chemical industry, chemical fertilizer, metallurgy, mining, refractory, ceramic, steel, thermal power, coal and other industries, and it is suitable for the non flammable and explosive mineral materials that the...

Guilin Mining Machinery Co., LTD.

  • 541299 - Guangxi Province
  • 0773 6812095
How to Purchase Filter Papers from Hawach?

Friday, June 07, 2019

As mentioned before, Hawach Scientific is a dedicated manufacturer who focuses on R&D, manufacture, and marketing of micro-porous filtration and laboratory consumables products under ISO9001 quality management system. Today we'd like to introduce you how to purchase filter paper from Hawach...

Hawach Scientific Co.,Ltd.

  • 710077 - Xi'an
  • +86 29 89284429
  • +15 1 02 91 81 33
2.5D, 3D mobile phone tempered glass screen protector

Wednesday, June 05, 2019

Raw Materials Japan AGC Glass with 0.33mm thickness Japan explosion-proof AB glue South Korean imported Coating Processing Methods Imported high quality glass raw materials Etched glass shape and hole Tempered glass processing Vacuum plasma coating to anti-fingerprint on glass surface...

Shenzhen UFUTUREME Technology Co., Ltd.

  • 518000 - Shenzhen
  • 075527499399
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