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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...

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...

Monday, July 08, 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Thursday, July 04, 2019

Flash column chromatography method is to separate the constituents from the mixture and thus purify it. In a word, flash column chromatography makes the samples go through the column which is filled with gel to achieve separation. In the beginning, the founder of flash column chromatography, Mr...

Wednesday, July 03, 2019

Flash column chromatography is an efficient way to separate complex mixtures of compounds in the lab. we use compressed air to push the solvent through the column when we are running flash columns. It can help provide better separation and cut down the running time as while. Flash...

Monday, July 01, 2019

The aim of flash column chromatography is to separate components from the mixture and purify it. Briefly, flash column chromatography allows samples to be separated through columns filled with gels. Flash column chromatography has been widely used in organic chemistry since its inception...

Friday, June 21, 2019

Flash chromatographic column, also called rapid chromatographic column(rapid column crossing, which means gradient elution, decompression or pressurization of the column), medium pressure chromatographic column（for example, rapid elution is achieved by pressurizing with nitrogen and...

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...

Friday, June 14, 2019

As a simple and fast absorption chromatography technique for the routine purification of organic compounds, flash chromatography is developed for the daily purification of reaction products in the lab, which is low costs and achieves separations of samples (0.01-10.0 g weight) in short time...

Tuesday, June 11, 2019

Developed in the 1970s, flash column chromatography is the method of isolating and purifying a component from a mixture by passing the sample through the flash column filled with a gel. The inventors of flash column chromatography were using medium pressure chromatography and short...

Thursday, June 06, 2019

The fast liquid chromatography column optimization function, or “GO” function, converts the linear gradient into a step gradient and optimizes the elution conditions near the confirmed elution peak. First, purify a small portion of the sample with a small column and wait until the...

Friday, May 31, 2019

Flash Columns Series Flash Columns produced by Hawachhas three series as follows. StarFlash Only silica gel columns are optional with another two types of standard and high-grade level which has higher purity degree and better quality than the former. PureFlash Corresponding to silica...

Tuesday, September 11, 2018

Quantity : 200000000 - Price : 1,00 €

Spherical Head Lifting Foot Anchor Place of Origin Shandong, China Model Numbe Standard Type Anchor Bolt/Lifting Anchor/Hardware Parts Material 20Mn2,Q345 Q235,CM490，Stainless Surface Treatment Zinc ,H.D.G.,Plain Application: Construction, Quality: High Level Certificate...

Tuesday, September 11, 2018

Quantity : 200000000 - Price : 1,00 €

Spherical Head Lifting Foot Anchor Place of Origin Shandong, China Model Numbe Standard Type Anchor Bolt/Lifting Anchor/Hardware Parts Material 20Mn2,Q345 Q235,CM490，Stainless Surface Treatment Zinc ,H.D.G.,Plain Application: Construction, Quality: High Level Certificate...

Wednesday, August 15, 2018

Rubber Cushion is a gasket made of Rubber. we usually meet with cellophane tape pad, EVA rubber gasket, EVA MATS, MATS, semi-circular transparent MATS, rubber pad, silicone pad, rubber mat, PU, PVC, EPDM transparent mat, hemispherical MATS, half spherical rubber mat, glass mat, fenders...

Sunday, August 05, 2018

E: fgb006[at]fgbearing[do]com Linqing FGB Bearing Co.,ltd. established in 2004, which is one of the key enterprises specialized in bearing manufacturer in China. FGB is a research and development, production and sales as one of Spherical Plain Bearing(joint bearing) production enterprises...

Sunday, August 05, 2018

Quantity : 100,000pcs - Price : USD1/PCS

E: fgb006[at]fgbearing[do]com Linqing FGB Bearing Co.,ltd. established in 2004, which is one of the key enterprises specialized in bearing manufacturer in China. FGB is a research and development, production and sales as one of Spherical Plain Bearing(joint bearing) production enterprises...

Sunday, August 05, 2018

Quantity : 100,000pcs - Price : USD8.7/PCS

E: fgb006[at]fgbearing[do]com Linqing FGB Bearing Co.,ltd. established in 2004, which is one of the key enterprises specialized in bearing manufacturer in China. FGB is a research and development, production and sales as one of Spherical Plain Bearing(joint bearing) production enterprises...

Thursday, August 02, 2018

Quantity : 100,000pcs

Sliding contact surface: steel/PTFE sintered bronze Outer race is pressed around inner race. Outer race: carbon steel with liner of PTFE sintered bronze Ball: GCr15 steel,through-hardened HRC58~64, precision ground,hard chrome plated. e: fgb006[at]fgbearing[do]com S: 8617663532960...

Thursday, August 02, 2018

Quantity : 100,000pcs

E: fgb006[at]fgbearing[do]com Linqing FGB Bearing Co.,ltd. established in 2004, which is one of the key enterprises specialized in bearing manufacturer in China. FGB is a research and development, production and sales as one of Spherical Plain Bearing(joint bearing) production enterprises...

Friday, July 06, 2018

Quantity : 1000

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 75 160 64 440 475 950 - 6.5 BS2-2315-2CS BS2 type Sealed spherical roller bearing with two rows of rollers,the features is the bearings...

Friday, July 06, 2018

Quantity : 1000 - Price : 0.5-12000 USD

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 80 140 40 236 270 1200 - 2.4 BS2-2216-2CS BS2 type Sealed spherical roller bearing with two rows of rollers,the features is the bearings...

Friday, July 06, 2018

Quantity : 1000 - Price : 0.1-20000

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 130 230 75 735 930 700 - 11 BS2-2226-2CSK BS2 type Sealed spherical roller bearing with two rows of rollers,the features is the bearings...

Friday, July 06, 2018

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 75 115 40 173 232 1000 - 1.55 24015-2CS Sealed spherical roller bearing with two rows of rollers , sealed with contact seals on both sides ...

Friday, July 06, 2018

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 140 250 68 710 900 670 - 14 22228-2CS Sealed spherical roller bearing with two rows of rollers , sealed with contact seals on both sides ...

Friday, July 06, 2018

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 65 140 56 340 360 1000 - 4.15 BS2-2313-2CS BS2 type Sealed spherical roller bearing with two rows of rollers,the features is the bearings...

Friday, July 06, 2018

Boundary dimensions (mm) Load ratings (KN) Limiting speeds (r/min) Mass (kg) Bearing NO. d D B Cr Cor Grease oil WSBC 70 125 38 208 228 1400 - 1.8 BS2-2214-2CS BS2 type Sealed spherical roller bearing with two rows of rollers,the features is the bearings...

Saturday, June 09, 2018

Price : negotiation

Item NO. Qty Type Item NO. Qty KRV 35 PP 4000 Snap ring/止动环 WRE 62 4250 6004 10 Snap ring/止动环 WRE 100 450 6201 57 Snap ring/止动环 WRE 110 2850 6002 2RS 7 Snap ring/止动环 WRE 140 1058 6003 2RS C3 296 Snap ring/止动环 WRE 145 28 6003 ZZ 152 Snap ring/止动环 WRE...

Wednesday, May 30, 2018

Quantity : 2000 - Price : $1

Three Channel Vibration Meter Size: VM-6380-3 Applications: Used for measuring periodic motion, to check the imbalance and deflecting of moving machinery. Speci fically designed for present measuring various mechanical vibration. So as to provide the data for t he quality control...

Tuesday, May 29, 2018

Quantity : 2000 - Price : $1

Applications: Shore Hardnes Tester/Durometer/Portable Hardness Testers are used to determine the indentation hardness of materials ranging from cellular products to rigid plastics. Model Informations: Model Indenter Tested Materials Hardness Value A 0.79 Truncated (Frustum)...