Wednesday, November 9, 2011

About Cesium perchlorate

  Product name:  Cesium perchlorate
  CAS:  13454-84-7
  Formula:  CsClO4
  Formula weight:  232.4
  Density (g/cm3):  3.327
  Appearance:  Colorless crystalline powder
  Purity:  98%
  Uses:  For pyrotechnic technology.
  Description:  Caesium perchlorate is a perchlorate of caesium. It forms white hygroscopic crystals, which are soluble in water and ethanol.
  Cesium perchlorate is generally immediately available in most volumes. High purity, submicron and nanopowder forms may be considered. Chloride compounds can conduct electricity when fused or dissolved in water. It is mainly used in pyrotechnic technolog, optics and specialty glasses.
  Storage:  Do not save at a high temperature, not to put to together with the strong acid.
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Tuesday, November 8, 2011

What is Chromium oxide

  Products name:  Chromium oxide  
       Molecular formula:  Cr2O3
  CAS No.:  1308-38-9
  Appearance: Dark green powder
  Item Value:  purity (Cr2O3),%,≥ 99
  color comparable to std. sample
  water soluble salts,%,≤ 0.3
  moisture, %, ≤ 0.2
  oil absorbency, %,≤ 25
  color fastness % 100±5
  residue after sieve, 320 mesh, %, ≤ 0.5
  covering power, g/m2≤ 15
  Product description:  Chromium Oxide is a highly insoluble thermally stable Chromium source having good alkali resistance . It is a green, hygroscopic solid found in nature as the rare mineral eskolaite.
  Chromium Oxide is used in paints, inks, glass, optic and ceramic applications. Suitable for in the hardening of steel alloys and the production of stainless steels, and as a pigment in glass.
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Monday, November 7, 2011

About 3-Aminophenylacetylene

  Product name:  3-Aminophenylacetylene  Synonyms: 3-Ethynyl;3-Ethynlaniline;m-Ethnylaniline;3-ETHYNYLANILINE;M-ETHYNYLANILINE;3-ethynyl-benzenamin;3-ethynylbenzenamine;3-AMINOPHENYLACETYLEN;3-ETHYNYL-PHENYLAMINE;3-ETHYNYLBENZENEAMINE
  CAS:  54060-30-9
  Molecular formula:  C8H7N
  Molecular weight:  117.15
  Density:  1.04
  Melting point: 27°C
  Boiling point:  92-93 ?C (2 mmHg)
  Fp : 138 °F
  Density : 1.04
  Refractive index:  1.614-1.616
  MOL file: 54060-30-9.mol
  Chemical properties:  Clear yellowish to brown liquid
  Application:  Erlotinib Intermediate
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Friday, November 4, 2011

What is Gamma oryzanol

  Product Name:  Gamma oryzanol  CAS NO:  11042-64-1
  Molecular formula:  C40H58O4
  Molecular weight:  602.89
  Melting point:  135-137 ?C
  Description:  Gamma oryzanol is a naturally occurring mixture of plant chemicals called sterols and ferulic acid esters. It is a mixture of substances derived from rice bran oil, including sterols and ferulic acid, called Cycloartanyl Ferulate or Triterpene alcohol ferulate. It is a potent membrane antioxidant in animals and humans. Gamma oryzanol has also been advocated as a treatment for menopausal symptoms.
  Gamma-oryzanol is extracted from rice bran oil and has a wide spectrum of biological activities; in particular, it has antioxidant properties and is often used in cosmetic formulations as a sunscreen. It may have beneficial effects on cholesterol.
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Thursday, November 3, 2011

What is HBG5720

  Product name:  HBG5720  Features: 20% Fiberglass reinforced
  Applications:  Automotive parts, electrical and electronic components, switches, office supplies, etc.
  Description:
  PBT/ABS alloy is a series of engineering plastics with excellent properties. It keeps the good processability, heat resistance, cold resistance and chemical reagent of PBT, improve the impact toughness and dimension stability. PBT/ABS modified with glass fiber has better impact toughness and dimensional stability.
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Wednesday, November 2, 2011

About Cesium acetate

  Product name:  Cesium acetate  CAS:  3396-11-0
  Formula:  CH3COOCs · 2H2O
  Formula weight:  327.9
  Melting point:  194
  Appearance:  Easy wet white crystalline
  Purity:  99.90%
  Uses:  Organic reagents, pharmaceutical intermediates.
  Storage:  Products should be stored in sealed containers, avoid moisture.
  Description:  Caesium acetate or cesium acetate is an ionic caesium compound with the molecular formula CH3CO2Cs, it is often used in organic synthesis especially in Perkin synthesis; formation of unsaturated cinnamic-type acids by the condensation of aromatic aldehydes with fatty acids.
  Cesium acetate is a moderately water soluble crystalline Cesium source that decomposes to Cesium oxide on heating. It is generally immediately available in most volumes.
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Tuesday, November 1, 2011

What is Silicon Metal 441

  Product Name:  Silicon Metal 441  Packing:  In about 1 MT big bag
  Danger Grade:  General Cargo
  Specification:  Si:99%min
  Fe:0.4%max
  Al:0.4%max
  Ca:0.1%max
  Size:10-100mm 90%min
  Feature:  It is Silver gray or dark grey, Heat-resistance and good performance.
  Application:  The Silicon metal possesses quite widely application. For example, to produce organic-Si(Si-oil, Si-rubber) etc in chemical industry. And also regarding the no-ferroalloy's additive, deoxidize, silicon-steel etc alloys adding materials. It's applied to mechanical, chemical, alloys, electronic, medicine industry etc.
  Silicom metal 441 can be used in the fields as followed:
  1. Used in aluminum: An additive to aluminum alloys, silicon is used to increase the fluidity and tenacity of Aluminum and its alloys, which enjoy good castability and weldability accordingly.
  2. Used in organic chemicals: Silicon metal is used in manufacturing a number of sorts of silicones, resins, and lubricants.
  3. Used in electronic parts: Silicon metal is used in producing monocrystalline and polycrystalline silicon of high purity for electronic parts, such as semi conductors, etc.
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