NORMAL - 9334 Annonces

Samedi 13 juillet 2019

It is important to choose the suitable heat conduction medium, to make sure that system works stably. To choose the suitable medium according to the working temperature of the system is essential. How to Determine Freezing Water Flow Rate? A lot of people will ask such a question...

Jeudi 11 juillet 2019

SPE column or SPE cartridges are based on liquid-solid phase chromatography theory, it is a kind of extraction, separation, concentrated sample preparation unit. Mainly used in sample pretreatment of various foods, agricultural and livestock products, environmental samples and target...

Mercredi 10 juillet 2019

Power Base for jelly filling machine-Yufeng （INB-M） The jelly filler power base has solid state technology that ensures accuracy and allows for a variety of applications using normal and automatic cycling. The donut filler power base works with cream cheese, custard, jelly, molasses...

Lundi 08 juillet 2019

The feature of JH-D03 BTE FM Balanced Armature Loudspeaker Open Fit Hearing Aid Hearing Amplifier 1. Modeling exquisite, the button is obvious, easy to operate; 2. Open fit hearing aid can change the ear tube as you need, comfortable wear; 3. Corresponding uncomfortable threshold...

Lundi 08 juillet 2019

People should face are a lot of problems when using SPE cartridges. As a consequence, we will talk about why the cartridge has a low recovery rate in the experiments. The first reason for the low recovery rate is that the target object does not remain sufficiently on the fillers....

Vendredi 05 juillet 2019

When the polarity of the stationary phase is greater than the polarity of the mobile phase, it can be called normal phase partition chromatography or simply normal phase chromatography. If the polarity of the stationary phase is less than the polarity of the mobile phase, it can be...

Jeudi 04 juillet 2019

Activation, also known as solvation, add a suitable solvent to expand the functional groups on the adsorbent and remove possible interferences on the adsorbent. Equilibrium, remove the activated solvent to create a suitable solvent environment for sampling. Usually, use the same solvent...

Mercredi 03 juillet 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...

Lundi 01 juillet 2019

The filter bag is made of porous staple non-woven fabrics or nylon woven nets and other materials which are heat sealed or vehicle sewed. The filter bag is the key part of the operation of the bag filter. Characteristics of the filter bag The filter bag is the most high-performance...

Lundi 01 juillet 2019

After selecting the type of SPE cartridges, we have to determine the specifications of the SPE cartridge. The principle of selecting the SPE cartridge specification is to first ensure that the SPE cartridge packing has sufficient capacity to retain the target compound 100% on the column...

Samedi 29 juin 2019

Quantité : 1 - Prix : US $7.00 - 8.00/ Pie

Application: HD PE is used where sliding abrasion occurs or where metal parts meet, causing friction or abrasion wear. It is good for chute and hopper liners, convey or components, wear pads, machine guides, impact surface and guide rails. Specifications: High abrasion and impact...

Samedi 29 juin 2019

Quantité : 1 - Prix : US $7.00 - 8.00/ Pie

Application: HD PE is used where sliding abrasion occurs or where metal parts meet, causing friction or abrasion wear. It is good for chute and hopper liners, convey or components, wear pads, machine guides, impact surface and guide rails. Performance: Low density; Good toughness...

Vendredi 28 juin 2019

Stationary Phase & Mobile Phase The stationary phase is used to separate the substances, which is packed into HPLC Column directly; Mobile phase is the carrier, which carries the substances into the stationary phase and goes through the stationary phase. It is gas in the vapor phase...

Mercredi 26 juin 2019

Quantité : 10000 - Prix : 0,18 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Localisation : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA...

Mercredi 26 juin 2019

Quantité : 10000 - Prix : 0,57 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Localisation : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA...

Mercredi 26 juin 2019

Quantité : 10000 - Prix : 0,23 €

Material Malleable Iron Surface Black,Hot dipped Galvanized Size 1/8"-6" Brand QIAO QXM CWD Thread BS threads,NPT threads,DIN threads Usage Connected to the with water,oil,air,coal gas ect. Variety Banded, Beaded,Plain Localisation : ZHANDAO,SHIJIAZHUANG,HEBEI,CHINA...

Lundi 24 juin 2019

Common Electronic And Mechanical Connections, Offer Customized Types Excellent Overload, Shock Resistance, Long-term stability capacity, used in Engine, Hydraulic Forming Machine Compressor, Electric Pump, Hydraulic Jack and Others applications Typical Feature Stainless steel material...

Dimanche 23 juin 2019

Multi cyclone dust collector design CLK Diffusion Cyclone Dust Collector CLK diffusion cyclone dust collector is suitable for supplementing dry non-fibrous granular dust. The main feature is that the barrel body is inverted cone shape, thus reducing the possibility of dust gas from...

Dimanche 23 juin 2019

Single-pulse bag filter is widely used in mining, electric furnace smelting, machinery manufacturing, chemical products, cement, building materials, grain processing and other industrial and mining enterprises warehouse top, bottom, belt transmission and local dust source dust. It...

Dimanche 23 juin 2019

We custom processing stainless steel, galvanized and PVC coated hexagonal wire mesh for customers, all the service is based on your requirements and satisfaction. contact: info@botmetal.com Application: - Garden and flower fencing. - Decorative fencing. - Plant support and trellis...

Vendredi 21 juin 2019

Quantité : 20 T - Prix : --

BONJOUR NOUS DISPOSONS DE DATTES TUNISIENNES DE QUALITE A DAKAR SENEGAL : 5 T de branche demi kilo à 2150 FCF 5 T standard 1kg A 2050 FCF 4 T CONDITIONNE 5KG A 8000 FCF LE TOUT A RECUPERER SUR NOTRE DEPOT A THIES Localisation : DEPOT A THIES, 10000 DAKAR, Personne à contacter : RANIA TREDANO...

Vendredi 21 juin 2019

1. Capacity setting For the adjustable pipette, it is usually operated in the range of 10% to 100%. The optimal pipetting capacity is in the range of 35% to 100%. At this time, it is less affected by the operation technique and can better protect the pipetting. Accuracy and precision...

Vendredi 21 juin 2019

Led Magnifying Mirror Functions Your illuminated bathroom magnification mirror is far more than a tool to quickly fix your morning routine in front of, it will draws eyes of your guest and family alike. It is also an area where you can relax in luxury. No matter for shaving for putting on makeup...

Vendredi 21 juin 2019

Normally SPE cartridge has two basic adsorption modes: target compound adsorption mode, impurity adsorption mode; 5 operation modes: gravity operation, manual positive pressure, centrifuge, negative pressure and positive pressure mode. Now let's review the whole process step by step...

Mercredi 19 juin 2019

SPE cartridges, with a full name of Solid Phase extraction cartridges, is also called the SPE column( solid phase extraction column). The solid phase extraction column/cartridges is a pretreatment device for the sample being analyzed, which developed from the chromatographic column...

Mardi 18 juin 2019

After running for a period of time, the normal operation of ultra-low temperature circulating water chiller needs comprehensive maintenance and maintenance. For many enterprises, due to the weak consciousness of daily maintenance, the cryogenic cycle water chiller has been used for...

Mardi 18 juin 2019

We know that the low temperature chillers are complicated equipment. Even the switch process, if not according to the standard of operation or with no special maintenance, will inevitably lead to a decline in the refrigeration efficiency of the low temperature chillers and will greatly...

Mardi 18 juin 2019

The main components of Wuxi Top Asia with German import parts, excellent performance, fast temperature rise, good reliability, is ideal for the equipment of the environmental testing laboratory. At present, the company's products have been sold well in Britain, Germany and France...

Samedi 15 juin 2019

Prix : USD44,000 to USD17,0

Zoomlion 52 meters concrete pump, Isuzu chassis. Manufacture Date is September of the year 2013. Used condition and normal working. Equipment evaluation and Restorative maintenance. Intelligent security, derived from Europe's mature bionic 6RZ boom system. The first configuration...

Samedi 15 juin 2019

What is SPE Cartridge? The term SPE cartridges is short for Solid Phase Extraction cartridge. It is a kind of sample preprocessing equipment (extract, separate and concentrate) which is developed from the chromatographic column. SPE cartridge is mainly used for preprocessing of the...