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Wednesday, April 08, 2020

Importance of Proper Models of HPLC Column In practical application, proper models of the HPLC column have a great influence on the performance or operation of the HPLC column. Improper models could greatly reduce the filtration effect. The HPLC column of high purity silica gel matrix...

Wednesday, April 01, 2020

The properties of the reversed-phase filler are determined by the matrix and the substrate. the particle shape, size, pore size and pore size distribution of the matrix, specific surface area, residual silicon hydroxyl concentration, and the content of impurity ions will all have...

Tuesday, March 31, 2020

SPE technology is a physical extraction process including liquid phase and solid phase based on the theory of liquid-solid chromatography, which uses selective adsorption, selective elution to enrich, separate and purify the sample. In daily application, SPE cartridge can also be...

Tuesday, March 24, 2020

The capacity of the SPE cartridge refers to the adsorption amount of the column packing. For silica-based solid-phase extraction columns, the capacity is generally 1 to 5 mg/100 mg, which means that the column capacity is 1% to 5% of the mass of the packing. The capacity of the bonded...

Tuesday, March 17, 2020

Quantity : 50000/mont - Price : 10usd

Chemical Ground Electrode System Performance characteristics and working principle of chemical ground rod : 1. Chemical ground electrode 2. Existing soil 3. Special filler 4. Ions diffuse around 5. Expand the conductive range of the soil Chemical Grounding electrode (chemical grounding...)

Wednesday, March 11, 2020

The high-performance hollow glass microspheres, a kind of ultra-light inorganic non-metallic powder with hollow "ball-bearing" shapes, have been developed into a new type of high-performance lightweight material and widely applied in recent years. It will be the main direction for...

Tuesday, March 10, 2020

Types of HAWACH HPLC Column There are 2 kinds of HAWACH HPLC columns: Xcheoma series: with many types of fixed phase; with complete varieties and high quality. C18-Aqueous; C18-universal;C18-low pH; C18-Alkaline; C8-universal; C8-Low pH; C8-Fluorine; C4; C30; C1;Phenyl; PAH; etc Echroma series...

Tuesday, January 21, 2020

The FLASH column is the heart of the FLASH purification system, like an engine in a car. If you want to do a good job, you must first sharpen the tools. Choosing the correct FLASH purification column is the most critical part of the whole purification process. And choosing the right...

Thursday, January 16, 2020

Quantity : 30 sets/mo - Price : 1500USD-30500USD

The weighing and packing machine is mainly designed for ultra-fine powder and high-precision packaging requirements that are easy to dust. It performs two-speed filling, metering and lifting according to the signal given by the weight sensor mounted under the container. It is suitable...

Thursday, January 16, 2020

Quantity : 30 sets/mo - Price : 1500USD-30500USD

The vertical packing machine refers to machinery that can complete all or part of the product and product packaging process. The packaging process includes major processes such as filling, wrapping, and sealing, as well as related pre- and post-processes such as cleaning, stacking...

Tuesday, January 14, 2020

The sample shall be dissolved as much as possible in solvents that are mutually soluble with the mobile phase. Except for special designation, the resolution of the sample HPLC column may be reduced if it is dissolved using a strong solvent. Besides, the sample solution shall be pre-filtered...

Monday, January 06, 2020

Hawach solid phase extraction cartridges are designed for sample pretreatment to remove or minimize sample matrix and other interferences to “clean up” a sample prior to analysis. This procedure can also concentrate an analyte to achieve the desired sensitivity range of an analytical method...

Monday, December 16, 2019

The capacity of the SPE cartridge refers to the adsorption amount of the SPE cartridge packing. For silica-based SPE cartridge, the capacity is generally 1 to 5 mg/100 mg, that is, the cartridge capacity is 1%~5% of the mass of the packing. The capacity of the bonded silica ion exchange...

Friday, December 13, 2019

High-perfor mance liquid chromatography (HPLC) was developed on the basis of classical liquid chromatography and introduced gas chromatography theory in the late 1960s. It differs from classical liquid chromatography in that the filler particles are small and uniform, and the small...

Friday, December 13, 2019

During the sample pre-treatment process, except for the selection of SPE cartridge sizes, there are still several factors that should be carefully considered. Specification of SPE Cartridge The first important factor to select an SPE cartridge is the filler. The principle is to ensure...

Saturday, November 02, 2019

Quantity : 200 sets - Price : $2200/set

Personnage Systèmes de tarière et de peseuse Écran tactile en plusieurs langues Capteur photoélectrique et commande de pédale Structure entièrement en acier inoxydable au standard GMP Paramètre technique Model AW-1H Weigh Range 100-2000g Accuracy ±2-5g Speed 5-15bags/Min...

Wednesday, October 30, 2019

GENERAL: After KD's accumulated production experiences in manufacturing several thousand sets of KDF-2 Vertical Closing Filling machine, KD developed the latest KDF-2H a horizontal closing filling machine. The KDF-2H can operates more efficiently and smoothly without damaging the capsules...

Tuesday, October 29, 2019

Quantity : 200pcs - Price : best offer

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Tuesday, October 29, 2019

Quantity : 200pcs at - Price : best offer

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Tuesday, October 29, 2019

Quantity : 200pcs at - Price : best offer

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...

Wednesday, October 23, 2019

Qingdao Tianwei Casting (located in Qingdao,Shandong,China) is very specialized in investment casting,precision casting and sand casting to produce all types of engineering/metal parts. We can cast more than 100 kinds of alloys. As for investment casting(lost-wax casting method),we...