2012年7月5日星期四

The properties about zinc oxide


zinc oxide
zinc oxide is a compound that has the chemical formula ZnO in which the Z stands for zinc and the O stands for oxygen. This means that zinc oxide consists of one atom of zinc and one atom of oxygen, which are bound together. Humans use zinc oxide in many different ways, including in diaper cream, sunblock, paint, rubber goods, and some paper coatings. It is even used in some foods. Despite the fact that it has so many uses, many people are most familiar with it in topical form.


zinc oxide is an inorganic compound with the formula ZnO. zinc oxide is a white powder that is insoluble in water, which is widely used as an additive in numerous materials and products including plastics, ceramics, glass, cement, lubricants, paints, ointments, adhesives, sealants, pigments, foods (source of Zn nutrient), batteries, ferrites, fire retardants, and first aid tapes. It occurs naturally as the mineral zincite but most zinc oxide is produced synthetically.

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Zinc tablets is wildly used


Zinc tablets
Zinc tablets is a widely used coating for the corrosion protection of steel. It is used on stampings, fasteners, and automotive components, providing an excellent base for painting. Zinc is usually provided in a chromated condition, which ranges from blue bright, clear to yellow iridescent, to black. Corrosion resistance is good with the yellow chromates reaching 96 hours neutral salt spray to white corrosion. The new generation of clear, trivalent chromates perform equally as well. Older formulations of clear chromates can be expected to reach 12 hours of salt spray resistance before white corrosion. Red rust remains a function of thickness.


Zinc tablets - widely used to provide protection for steel and other metals.
• Automatic and manual Lines
• Process in alkaline and chloride
• Yellow, clear, black and olive drab chromate

Electrolytic  Zinc tablets  galvanizing is the most widely used electrolytic coating method of steel. This coating process ensures a reasonable protection against corrosion and a pleasant appearance of the products at low cost. Coating is also used to improve the corrosion properties and persistence of paintwork.

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What is uPA-Actibind ELISA Kit


uPA-Actibind ELISA Kit
Product name:uPA-Actibind ELISA Kit 
Specification:
96Test


uPA-Actibind ELISA Kit is an enzyme which functions as an activator of the fibrinolytic enzyme system. Its ability to lyse fibrin clots makes it useful as an effective thrombolytic agent in the management of a variety of clinical disease states including pulmonary embolism and localized thrombosis. Urokinase is synthesized by and released from numerous cell types including endothelial cells, kidney cells and macrophages. Several malignant tumors, especially those of the urogenital and gastrointestinal tracts, have been shown to produce increased quantities of urokinase. uPA-Actibind ELISA Kit exists in three major forms: enzymatically inactive single chain urokinase or pro-urokinase (scu-PA), enzymatically active two chain urokinase (tcu-PA) and urokinase-inhibitor complexes. scu-PA circulates in plasma at a concentration of 1-2 ng/mL and is converted to tcu-PA in vivo by the action of plasmin and kallikrein. Each form of u-PA displays a different activity, different affinities for Glu-plasminogen, and different rates of inhibition by plasma protease inhibitors.


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The introduction about High purity selenium

High purity seleniumThere are two main methods for Industrial production of High purity selenium : one is the oxidizing roasting of anode slime and SeO2 distillation, the process will the gaseous SeO2 roasting gas scrubber solution to capture, and then precipitated in acidic media or with lye SO2 role
selenium; another anode slime soda ash sintering in the oxidizing atmosphere, so that selenium into selenium sodium or water-soluble solution of sodium selenate, the process in the sintering conditions, selenium and selenium compounds are oxidized to soluble in water sub- sodium selenate or sodium selenate, and then from the solution by blowing isolated selenium.

High purity selenium is the purity of 99.9999% selenium. Is gray with metallic luster of hexahedral. The relative density of 4.792 ~ 4.86. High purity selenium Melting point 217 ~ 220.5 ℃. The boiling point of 684 ~~ 700 ℃. Chemical properties with ordinary selenium. Conductivity with changes in light intensity, dramatic changes, the use of ion exchange, thermal decomposition of hydrogen selenide, Preparation of sulfite cycle and other methods. Mainly used for the preparation of II - Ⅳ family compound semiconductor, photovoltaic materials, electrostatic photographic and optical instruments, etc.


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The basic information about Methyl cocinin


Methyl cocinin
We can supply the best Methyl cocinin, please contavt us.


Product name:Methyl cocinin

CAS:61788-59-8

Molecular fomular:CH3(CH2)11COOCH3

Description: Methyl cocinin is light yellow oil liquid with the saponification value 245-265mgKOH/g .It is used in  organic synthesis, auxiliary, oil product additives etc.This product should be sealed.

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Some applications about Silicon Nitride Nanopowder 10-20nm


Silicon Nitride Nanopowder 10-20nm
Introduce you Some applications of Silicon Nitride Nanopowder 10-20nm :

1) Nanostructured  Silicon Nitride Nanopowder 10-20nm  devices:
  For example, in metallurgical, petroleum & chemical industry, mechanical industry, aeronautics and space industry and energy source fields etc., the following devices can be manufactured from this powder: balls and rollers of roll bearings, slide bearings, covers, valves,turbine, cutting tool, insulation part, spray nozzles (for rockets), spray pipe (for missiles), strengthening materials for Al alloys and other structural devices with high wear resistance, anti-high temperature and anti-corrosion.

2) Nanoparticle coating on metal and other materials
  For example,  Silicon Nitride Nanopowder 10-20nm  may be formed a nano coating on moulds, cutting tools, blades of steam-turbines, rotors of turbines and internal wall of cylinders etc.. Clear anti-scratch coating for cell phone or cars.

3) Composites: Si3N4 nano composites of metal matrixes, ceramic matrixes and graphite matrixes; composite paint, binders, rubbers and plastics, and other polymer matrix composites with Nano- Si3N4 particles.

Notes: The nanopowder needs to avoid direct sunshine. Moisture will result for agglomerations. Long time (e.g. <1 hour) exposion directly to water needs to be avoided.

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2012年7月4日星期三

Let me introduce you p27/Kip1B phospho-Ser10 CDKN1B Polyclonal Antibody


p27/Kip1B phospho-Ser10 CDKN1B Polyclonal Antibody
Do you ever curious about p27/Kip1B phospho-Ser10 CDKN1B Polyclonal Antibody? did you ever want to know about it but no body can tell you? ok, now ,i can tell you about it. 

Product name:p27/Kip1B phospho-Ser10 CDKN1B Polyclonal Antibody

Applications:IHC-P, WB-Ce

Immunogne:Rabbit polyclonal antibody raised against synthetic phosphopeptides of CDKN1B.

Description:p27/Kip1B phospho-Ser10 CDKN1B Polyclonal Antibody encodes a cyclin-dependent kinase inhibitor, which shares a limited similarity with CDK inhibitor CDKN1A/p21. The encoded protein binds to and prevents the activation of cyclin E-CDK2 or cyclin D-CDK4 complexes, and thus controls the cell cycle progression at G1. The degradation of this protein, which is triggered by its CDK dependent phosphorylation and subsequent ubiquitination by SCF complexes, is required for the cellular transition from quiescence to the proliferative state.

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