PURIFYING - 246 Annonces

Thursday 13 May 2021

The raw bloodstone is mainly from Brazil. All of Yinglai bloodstone crystals are real natural stone, you can feel free to buy them with confidence. Bloodstone which mineral name is heliotrope is a cryptocrystalline mixture of quartz that occurs mostly as jasper (opaque) or sometimes...

Thursday 13 May 2021

Yinglai crystals offers high quality hand carved Amethyst Skulls for sale. Amethyst is a stone for spiritual protection and purification, purifying the negative effects and attachments of one's energy field. It is a natural depressant that relieves stress and tension, soothes irritability...

Thursday 13 May 2021

Best Stone For Gemini Man People born between May 21 to June 20 are called geminis. If you are a Gemini, you must be versatile, proactive, mercurial and multi-tasking. You are ruled by mercury and are always eager to achieve the success you want in life. Gemini's birthstone can change...

Thursday 13 May 2021

Yinglai Amethyst Bracelet Handmade Natural Crystal Bracelets, Crystal Gifts Amethyst: Sobriety, Spirituality, Balance; Zodiac Signs: Aries, Sagittarius, Aquarius, Pisces; Measure: 6 - 12 mm ( 0.2" - 0.5" ); Weight: 11 - 45 g; Note: All stones will vary slightly in size, shape, color and pattern...

Thursday 11 March 2021

Quantité : 100 - Prix : negotiation

NSH-LV Multifunctional Vacuum Lubrication Oil Purifier Lubricating oil filter Hanno low pressure is a hot vacuum degassing device.It is a multifunctional purifier which can handle all kinds of lubricating oil.It is mainly used to effectively remove dissolved, free water and particulate...

Thursday 11 March 2021

Quantité : 100 - Prix : negotiation

General NSH Vacuum Insulating Oil Purifier, use for purification and treatment of insulating oils, oil filling and drying of electrical equipment, such as transformers. This series is able to purify trace water, gas and particulate matters effectively. It is divided into three models...

Tuesday 02 March 2021

D-type CNG cng compressor machine is a mounted skid structure with the advantages of easy installation and convenient maintain. It is indispensable equipment of CNG filling station which consists of a compressor unit, metering device, gas purifying dryer, gas storage device, sequence...

Friday 01 January 2021

Prix : 1,00 €

If you have ever been to Italy, you will know how sour and delicious Italian lemon can be when used in juices. Still, out of this fruit, a very bold, bright and temptingly tart and zesty oil is made. It is a bounty of naturally disinfecting, purifying and cleansing essences.it is...

Friday 18 September 2020

Quantité : 100 - Prix : 300 000,00 €

The waste plastic oil to diesel plant is one of our main products which can refine the plastic oil into diesel through vacuum distillation system. The normal capacity of the waste plastic oil to diesel plant is 5T, 10T, 15T, 20T. Of course, this is just an option, not necessary, if...

Sunday 16 August 2020

Quantité : 1000 - Prix : 5,00 €

Délicatement exfoliant, ce soin purifiant nettoie votre peau et gomme en douceur les cellules mortes du visage pour lui redonner tout son tonus et son éclat. Il élimine les impuretés et les traces de maquillage. sa formule permet de resserrer les pores de la peau en douceur sans occasionner...

Thursday 25 June 2020

Yinglai crystals offers high quality amethyst carved skull for sale. Amethyst is a stone for spiritual protection and purification, purifying the negative effects and attachments of one's energy field. It is a natural depressant that relieves stress and tension, soothes irritability...

Monday 04 May 2020

Quantité : 50 pieces - Prix : €5

Fabriqué par TOP GLOVE Malaysia! Les masques faciaux sont non tissés, antibactériens sans latex et disponibles avec une protection ASTM niveau 2 et ASTM niveau 3. Résistance aux fluides modérée: 120 mmHg Efficacité de filtration bactérienne: > 99% Efficacité de filtration des particules: ...

Wednesday 11 March 2020

Column chromatography is found important in the labs due to its factors of easy packing procedure, low pressure of operation and low costs as well. Depend on the way that the solvent flows down the column, we can find two different kinds of column chromatography: one is gravity column...

Thursday 12 December 2019

Because the cotton fiber in the filter paper has a good affinity with water, it can absorb about 22 percent of the water, in the form of a hydrogen bond with cellulose water has 6 to 7 percent. In general, it is very difficult to remove. Compared with the affinity with water, the...

Thursday 10 October 2019

QuEChERS firstly came out in 2003. The inventors of QuEChERS, Michelangelo Anastasiades and Steve Lehotay, were asked for the three biggest improvements in this method from development to now. They made the following statement. In the period of conceiving the method QuEChERS, we have...

Monday 30 September 2019

The purifying agent holds an important position in the QuEChERS pre-treatment method. An appropriate selection and application of it would be necessary for the users to improve the efficiency of purification and accuracy of the sampling detection result. Selection of purifying agents...

Tuesday 24 September 2019

Syringe filter is suitable for the filtration of a small number of samples in the laboratory. The adsorbability of syringe filter to samples is weak, which ensures the large number of recovery of small or high-value samples. The outer shell of the filter is made of polypropylene and...

Wednesday 18 September 2019

It is well known that a large number of high-tech industries are inseparable from dust-free purification workshops, such as CCL circuit substrate copper clad laminates, PCB printed circuit boards, photoelectric LCD panels and LEDs, power and 3C lithium batteries, and some pharmaceutical...

Wednesday 18 September 2019

Selection of scavengers The conventional QuEChERS method only uses PSA which is too simple single that can no longer meet the complex matrix samples examination experiments. GCB (graphitized carbon black) can effectively adsorb pigments, non-polar interferences such as sterol due...

Wednesday 11 September 2019

Flash chromatography is one of the methods in the preparation of liquid chromatography and is usually used for the separation of organic compounds. Flash chromatography has the advantages of ease of operation, low cost, and fast analysis. There are few other techniques for purifying...

Tuesday 03 September 2019

The basic principle of SPE cartridges is that the liquid sample is made to pass through the adsorbent to retain the tested substance, and then the impurities are washed away with appropriate strength solvent, and then the tested substance is eluted with a small amount of good solvent...

Wednesday 14 August 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...

Monday 12 August 2019

The rapid chromatographic method is a technology widely used in the separation and purification of active target compounds, such as organic compounds, natural products, and biological macromolecules. Rapid chromatographic method has the advantages of easy-operation, low-price, and fast-analysis...

Tuesday 06 August 2019

Quantité : 100000TM - Prix : 50USD

Uses of Diethanolamine Diethanolamine similar to triethanolamine (T775580) is used as a surfactant. It also has the potential to be a corrosion inhibitor by means of chemisorption. Definition of Diethanolamine ChEBI: A member of the class of ethanolamines that is ethanolamine having...

Tuesday 09 July 2019

Rapid chromatography Technology for the separation and purification of natural products and biological macromolecules. It has the advantages of easy operation, cheap price, and rapid analysis, and a few other technologies can match the rapid chromatography in the application of purifying...

Monday 08 July 2019

SPE Technique Introduction SPE(Solid-phase Extraction), is an increasingly popularized technology of sample pretreatment, which is established on the basis of traditional LLE(Liquid-liquid Extraction). Combined with the substance interaction mechanism that like dissolves like, and...

Friday 05 July 2019

The product mainly includes two parts: extraction boxes and purification boxes. Extraction boxes include salt bags and 50 ml centrifugal tubes. Due to the high transportation cost of 50 ml centrifugal tubes and the general unacceptability of customer laboratories, more customers will...

Wednesday 03 July 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 24 June 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...

Thursday 13 June 2019

Package 1 QuEChERS extracting pesticide residues from plants Extraction box: 50 ml centrifuge tube + AOAC/EN salt pack 2 kinds of buffer salts: General buffer salt for phase-separation and pH-adjustment; Anhydrous magnesium sulfate completely separates water in the matrix from the...