DOKUMENTEONLINE1@GMAIL - 2067 Annonces

Mercredi 31 janvier 2024

Quantité : 1500 - Prix : 500,00 €

NOUS TRAVAILLONS AVEC LES ACTEURS DU SECTEUR PRIVÉ DANS LES PAYS EN DÉVELOPPEMENT AFIN DE CONTRIBUER À CRÉER DES OPPORTUNITÉS POUR TOUS CHER CLIENTS NOS SERVICES SONT A LA PORTÉE DE TOUS: Le principe de bonne exécution d'analyse des billets sécurisés impose au chimiste un contrôle de conformité...

Mercredi 31 janvier 2024

1.Reproducible: PFA column tube can be used for many times, greatly saving the cost of experiment. 2.Visibility: PFA transparent cylinder in the separation of color samples, you can directly see the separation of color strip sieve plate: can provide a variety of particle size sieve plate...

Mercredi 31 janvier 2024

1. Split design, Teflon coating, PTFE feet, PFA casing. 2. Better thermal conductivity and higher heating efficiency. 3. The heating plate area, plate thickness, column foot height, hole diameter, hole depth, and hole number can be customized, and it is suitable for various laboratory...

Mercredi 31 janvier 2024

Our acid purifier can be used for the purification of HNO3, HCl, HF, alkali solution and organic solvents in the laboratory. Acid purifier is the use of thermal radiation principle, keep the liquid temperature below the boiling point temperature evaporation, and then the acid vapor...

Mercredi 31 janvier 2024

Teflon flasks usually have a round-bellied and narrow-necked appearance, which is significantly different from a beaker. Its narrow mouth is used to prevent the solution from splashing or to reduce the evaporation of the solution, and can be used with rubber stoppers to connect other...

Mardi 30 janvier 2024

1. Low and high temperature resistance. 2. Corrosion resistance 3. Low blank value of metal elements etc. 4. Chemical stability 5. White appearance 6.Two types: fixed prop and non - fixed prop 7.Customized is available(pointed, flat, serrated) #Teflon #PTFE #Digestion #Trace Analysis...

Mardi 30 janvier 2024

The function of the PFA condensation tube is to condense or reflux. There are three types of condensation tubes: straight and serpentine. The specifications are expressed in length (mm). PFA condenser tube 250ml=40*210mm PFA condenser tube 300ml=40*250mm PFA condenser tube 500ml=40*300mm...

Mardi 30 janvier 2024

1. The appearance is translucent, making it easy to observe the reagents in the tank; 2. High and low temperature resistance: -200～+260℃ 3. Corrosion resistance: resistant to strong acid, strong alkali, aqua regia, hydrofluoric acid and various organic solvents; 4. Insulation resistance...

Mardi 30 janvier 2024

1. The gas scrubber is filled with the selected liquid to scrub the gas and remove the moisture or other gas impurities. When using, pay attention to the flow direction of the gas, the inlet pipe and the outlet pipe cannot be reversed; 2. The gas washing bottle cannot hold alkaline...

Mardi 30 janvier 2024

About volumetric flask, our PFA flask belonds to A class, resistance to strong acid, alkali and various organic solvents, smooth inner wall, material stability much better, low blank value of metal elements, lead and uranium contents are less than 0.01ppb 1. Specifications: 10, 25...

Samedi 27 janvier 2024

DBF temperature-controlled electric hot plate, also known as anti-corrosion electric hot plate, has a Teflon-coated non-stick surface and is not affected by strong acids and alkalis. It is an electric hot plate used for sample heating, digestion, evaporation, boiling and acid removal experiments...

Samedi 27 janvier 2024

PFA separatory funnel/soluble polytetrafluoroethylene separatory funnel/Teflon plastic separatory funnel use: 1. Used for solid-liquid or liquid-liquid reaction experiments to control the amount of liquid added and the reaction rate. 2. Material separation and purification: Separate...

Samedi 27 janvier 2024

Microwave digestion vessels Experimental instrument for Experimental instrument As an efficient sample pretreatment method, microwave digestion has the advantages of fast heating speed, uniform heating, less reagent consumption, low blank space, energy saving and high efficiency compared...

Vendredi 26 janvier 2024

Quantité : 300 Tons /

Product: Sardines, fresh or frozen, inedible for humans Objective: To Feed and fatten red tuna fish Size: 300 tons per month Duration: 3-6 months Destination: Algérie, Port Holland in frozen in boxes Contact me personally BEMBA Vincent Roger Localisation : 9 allée jean jacques rousseau...

Vendredi 26 janvier 2024

High pressure digestion tanks are usd to digest insoluble geological mineral samples and the internal high temperature and high-pressure environment make the sample digestion more thorough and effectively avoid the loss of volatile elements. It can decompose of refractory material...

Vendredi 26 janvier 2024

1. Translucent; 2. Temperature resistance range: -200deg.C~260deg.C; 3. Chemical inert, withstand virtually all chemical solvents; 4. Anti-pollution: low blank value of metal elements; 5. Non dissolution and precipitation: good vessel for storing standard substances, highly corrosive...

Vendredi 26 janvier 2024

Fast, simple and efficient purification device for sub-boiling acid. For the preparation of ultra-pure acids during trace and ultra-trace analysis. The whole system is made of high-purity PTFE , without any metal or quartz components, ollution-free and corrosion-resistant. 1. Can...

Vendredi 26 janvier 2024

The Vial Cleaning System can be placed on a hotplate to clean the PFA vials and labware by heated soaking in soap solution or acids. 1.All wetted parts are molded from high purity PFA 2.Highly durable and will not crack or shatte 3.No need for continuous monitoring 4.Saves on acid cost...

Mercredi 24 janvier 2024

Bioethanol fuel Nous recherchons du bioéthanol conforme aux réglementations RED I ou RED II pour notre partenaire européen. Le produit final de bioéthanol doit subir une certification obligatoire afin de permettre sa distribution sur le marché de l'Union européenne. Nous contactons...

Mercredi 24 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry 1. Corrosion resistance 2. Low blank value of metal elements etc. 3.Strong transparency, can clearly observe the phase interface 4. High temperature and high pressure sterilization...

Mercredi 24 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry Teflon flasks usually have a round-bellied and narrow-necked appearance, which is significantly different from a beaker. Its narrow mouth is used to prevent the solution...

Mercredi 24 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry Our PFA graduated cylinder are suitable for use in professional trace analysis experiments. Superior chemical durability and heat tolerance. Designed for use in professional...

Mercredi 24 janvier 2024

Graphite digester is one of the direct, effective and economical sample pretreatment methods for elemental analysis. The application of new heating technology has the advantages of rapid heating, program control, complete digestion, and temperature equilibrium. Our devices are usually...

Mardi 23 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry DBF temperature-controlled electric hot plate, also known as anti-corrosion electric hot plate, has a Teflon-coated non-stick surface and is not affected by strong acids and alkalis...

Mardi 23 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry As an efficient sample pretreatment method, microwave digestion has the advantages of fast heating speed, uniform heating, less reagent consumption, low blank space, energy...

Mardi 23 janvier 2024

酸纯化系统 #同位素分析#ICP -MS #酸的纯化#超洁净实验#地球化学 酸纯化器是实验室工作中用于纯化酸的设备，以避免酸的纯度不佳，很容易造成分析结果的 偏差和误差。酸的纯度在微量元素和超微量元素分析中至关重要。纯度越高，背景越低。 由于市场上超纯酸的价格较高，很难满足日常分析中对酸的大量需求。因此，对酸进行纯化 和质量优化是最经济可行的方法。我们的酸纯化器可用于实验室中HNO3、HCl、HF 、碱溶液和有机溶剂的纯化。 酸纯化器是利用热辐射原理，保持液体温度低于沸点温度蒸发，然后将酸蒸气冷凝以制备高 纯水和高纯试剂，广泛应用于AAS、ICP-OES、ICP-MS、...

Dimanche 21 janvier 2024

#Isotope analysi hashtag#ICP-MS hashtag#Purification of acid hashtag#Ultra clean experiment hashtag#Geochemistry The tube is made of PFA material, which is translucent and visible, and the maximum operating temperature can reach 260°C. Resistant to strong acids and alkalis, resistant...

Dimanche 21 janvier 2024

PFA Separating Funnel hashtag#Labware hashtag#PFA Vials hashtag#chemistrylab hashtag#ICPMS hashtag#laboratory cost Controllable liquid addition amount and reaction rate.The PFA material is resistant to cracking, deformation, high temperature, and . The piston device is easy to remove and clean...

Samedi 20 janvier 2024

#Isotope analysi #ICP-MS #Purification of acid #Ultra clean experiment #Geochemistry *Unibody molding,no welding marks,will not Break,no Residue. Reservoir and capillary specifications are customizable, compatible PTFE filter elements sold separately If you are planning to purchase...

Vendredi 19 janvier 2024

#Digestion tank #geological elements #Geology and Minerals Outer Tank: Non-magnetic 304 stainless steel Inner Cup: TFM,PTFE Max Temperature: 230℃ Max Pressure: 5Mpa Circular tongue-and-groove sealing design provides better sealing; a double-layer inner cup can be customized to isolate...