TRACE - 879 Anuncios

Jueves 01 agosto 2019

Quantitative filter papers are widely used for quantitative and gravimetric analysis in the lab. To make them ash-less and achieve high purity, a special production process with acid is required in production, washing with HF or HCl acids, cleaning with demineralized water followed...

Miércoles 10 julio 2019

A bottle-top dispenser is a device installed at the mouth of a solvent bottle to take a large amount of solution and has been constantly updated and improved to meet the growing operational requirements of the laboratory for more than ten years. There are two kinds of bottle-top dispensers...

Lunes 08 julio 2019

HPLC is the separation of sample components between the column packing and the mobile phase for mass exchange. Therefore, the mobile phase is required to have the following characteristics: a. the flow relative to the sample has a certain solubility, to ensure that the sample components...

Jueves 04 julio 2019

The filler of polymeric HLB SPE cartridges produced by a special copolymerization technology contains a certain proportion of the hydrophilic group and the hydrophobic group. Hydrophobic divinyl benzene structures retain nonpolar compounds and hydrophilic n-vinyl pyrrolidone structures...

Jueves 04 julio 2019

As an acronym for Quick, Easy, Cheap, Effective, Rugged and Safe, the method of QuEChERS achieves as a variety of sample preparation and clean-up techniques for the analysis of multiple pesticide residues in the field of agriculture. Originally designed for the analysis of fruits and vegetables...

Martes 02 julio 2019

Hawach bottle-top dispenser combines the latest liquid accurate dispensing technology, high-tech materials, and ergonomically designed advanced dispensers, which are simple, safe, reliable and highly accurate laboratory liquid handling equipment. Bottle-top dispenser features 1. Fast...

Lunes 24 junio 2019

Precio : USD44,000 to USD17,0

Our own number: 535 1. Re-manufactured Sany 45 meters concrete pump, Isuzu chassis, 4RZ boom ground jack is leg lifting. First-level standard maintenance. High working stability. 2. 20 hours pressurized with water and debugging, exempted from inspection in perfect condition. New tires...

Jueves 20 junio 2019

Firstly, let's divide those bottle-top dispensers into 3 groups according to their materials A. Highly corrosion resistant materials such as PTFE, PFA, boron silicate, platinum, etc. Application: Resistant to high-temperature sterilization (121℃), withstand most of the acid, alkali...

Martes 11 junio 2019

Overview To determine the physical and chemical parameters of natural water, laboratory workers always use polyethylene and borosilicate glass sample vials for common sampling. Furthermore, it is better to use chemically inert material. The frequently-used sample vialshave multiple...

Martes 11 junio 2019

Solid phase extraction (SPE) is a separation process by which compound that is dissolved or suspended in a liquid mixture, thereby being separated from other compounds in the mixture according to their physical and chemical properties. There are 4 general functions as below: 1.Matrix...

Miércoles 22 mayo 2019

Basic information This water air release valve is installed at the highest point of the pipe or where there is a closed air, which is used to discharge the gas in the pipe and make the pipe run normally. Features 1. Can be a large amount of exhaust, improve water efficiency pump; 2...

Viernes 12 abril 2019

- Foam Bottles - Product Name: Foam Bottles Material: PET Materials;PP Materials Capacity: 30ml-300ml Slogan: Environmentally friendly, non-toxic, beautiful and clean - Introduction: - The series of foam pump bottles bulk are made of PET material and PP material, which are safe...

Sábado 30 marzo 2019

Black salt is also known as kala namak. It is a special type of Indian mineral salt with a distinctive / sulphurous flavor. Black salt or Kala Namak is not black, but rather a reddish gray, due to the presence of trace elements and iron. It is not interchangeable with sea salt or...

Viernes 18 enero 2019

Precio : USD 5.56-5.72 / Gram

Supplying Ability: 500 Grams / Month Price Term: FOB Payment Terms: L/C T/T Western Union Port: shanghai HS Code: 1211903960 Quick Details Country of Origin: China Brand Name: xiancaoyu Material: Huoshan dendrobium officinale Average Lead Time: According to the product and quantity...

Jueves 01 noviembre 2018

Ecran noir Super Retina pour iPhone X et sa vitre tactile assemblés permettant de réparer une vitre écran cassé, un affichage qui ne marche plus ou bien un tactile qui ne répond plus sur l'iPhone X d'Apple. En réparant un écran brisé avec notre pièce détachée de remplacement iPhone X...

Miércoles 19 septiembre 2018

Salt is essential for life in general, and saltiness is one of the basic human tastes. Animal's tissue contains larger quantities of salt than plant tissues do. Salt is one of the oldest and most ubiquitous food seasonings, and salting is an important method of food preservation....

Miércoles 27 junio 2018

Ultra-high-speed Hot & Cold Color Trace Position Label Cutting Machine Cut material: Logo, trademark, size label,swing tag, washing label, washed cloth, care label, wash care label, battery casing, etc. Performance characteristics 1, suitable for cutting all kinds of printed label...

Miércoles 13 junio 2018

Cantidad : 10 - Precio : 99 999,00 €

GE IC693MDL646 IC693MDL655 IC693MDL752 Contact: Jessica Email: sales3@amikon.cn Skype: jessica01235483 Mobile Phone: 86-18030235311(WhatsApp) The water supplied to the boiler contains trace amounts of suspended solids, colloidal substances and organic substances. Their presence will...

Sábado 31 marzo 2018

Zhucheng Kangtai Chemical Co., Ltd. have manufactured and exported Copper Sulfate Pentahydrate,Manganese Sulphate,Ferrous Sulphate , Zinc Sulfate ,copper chloride , zinc oxide ,Copper Acetate,Copper Oxide,Copper Oxychloride,Copper Hydroxide,Copper Nitrate, Copper Carbona Basic. we...

Viernes 23 marzo 2018

Product Description Our compound amino acid powder contain organic nitrogen and in-organic nitrogen, which not only can be used as raw materials for foliar fertilizer but also can be apply on the crops as water flush fertilizer, ground fertilizer and basic fertilizer. Product Specification...

Viernes 23 marzo 2018

Product Description Fulvic Acid Powder extracted from young natural humus with an average smaller molecular weight, rich in minor elements and natural growth stimulator help plants to accelerate the absording process by plant and reinforce chelating capacity of trace elements. Product...

Jueves 25 enero 2018

Cantidad : 1000+ - Precio : négociable

10.4 Inches Fetal Monitor (FM-V2.5) Technical Data Sheet - Release V2.5 The 10.4 inches high-tech fetal monitor offers a reliable, high-performance solution for fetal monitoring needs in doctors' practices, clinics and hospitals, from pre-natal check-ups to antepartum monitoring...

Lunes 11 diciembre 2017

- AOK 70A HYDROGEN-RICH WATER MAKER GENERATOR - - What is hydrogen enriched water bottle? - Normally, we know that hydrogen is the chemical element with the symbol "H" and atomic number 1. With just one proton and one electron, it is the most common element, making up 75% of the...

Lunes 11 diciembre 2017

AOK alkaline water filter system--- ionized alkaline water filter ---super 5-stages alkaline water filter machine! It is also desktop water ionizer and also under sink water filter system, provide Alkaline, Ionized Water, your Ultra Filtration Mineral Alkaline Water Ionizer for household use...

Lunes 11 diciembre 2017

AOK 909 COUNTERTOP WATER FILTER IONIZER How does AOK-909 work? AOK-909 filter cartridge contains only NSF certified media and made in USA local components.8 stages minerals For Clean, Alkaline, Ionized, Hydrogen-enriched Water. First, the pre-Ultraceramic filter can stop all of the...

Viernes 20 octubre 2017

Cantidad : 50 - Precio : 5000€HT

Bonjour Nouveau lot d'iphone 5C 32GB d'occasion état correct, débloqués tout operateur, fonctionnel. Les produits peuvent présenter des traces d'utilisation sur l'écran et/ ou sur le châssis. Garantie 3 mois, Prix lot complet 5000€HT, pour 50 pièces N'hésitez pas à nous contacter...

Viernes 20 octubre 2017

Negative ion powder is a natural and functional material rich in a variety of trace elements and mineral compositions, and it is produced by a mixture of a variety of natural silicate minerals. The characteristics of the negative ion powder are natural, odorless, non-toxic, safe,...

Viernes 15 septiembre 2017

Application The machine is special for treating the used and old transformer oil, mutual oil, switch oil. Comparing with the single stage type, this machine adopts the double stages vacuum system, which can improve the machine working vacuum value highly, so it can remove the water...

Viernes 15 septiembre 2017

Application The machine is special for treating the used and old transformer oil, mutual oil, switch oil. Comparing with the single stage type, this machine adopts the double stages vacuum system, which can improve the machine working vacuum value highly, so it can remove the water...

Miércoles 30 agosto 2017

Cantidad : 1 - Precio : $70000

C61160 machine de tour à usage professionnel au meilleur prix Cette machine-outil appartient à une machine-outil lourde, le poids maximal est de 16 tonnes, adopte le rail de guidage rectangulaire, peut être en mesure de couper l'extrémité de toutes sortes de pièces, le cercle extérieur...