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Home > Products >  High Quality Selenium dioxide

High Quality Selenium dioxide CAS NO.7446-08-4

  • FOB Price: USD: 1.00-1.00 /Gram Get Latest Price
  • Min.Order: 1 Gram
  • Payment Terms: L/C,D/A,D/P,T/T,MoneyGram
  • Available Specifications:

    1(1-2)Gram

  • Product Details

Keywords

  • 7446-08-4
  • Selenium dioxide
  • Selenium dioxide Price

Quick Details

  • ProName: High Quality Selenium dioxide
  • CasNo: 7446-08-4
  • Molecular Formula: O2Se
  • Appearance: White powder
  • Application: pharmaceutical intermediates
  • DeliveryTime: Qingdao Port
  • PackAge: 1kg or 25Kg drum
  • Port: QIngdao Port
  • ProductionCapacity: 3000 Metric Ton/Year
  • Purity: 98% HPLC
  • Storage: Store in dry, dark and ventilated plac...
  • Transportation: By air or by sea. Prompt delivery
  • LimitNum: 1 Gram
  • Moisture Content: See data sheet
  • Samples: Available

Superiority

 Qingdao Sigma Chemical Ltd is is a global chemical industry manufacturers and suppliers of pharmaceuticals and intermediates, peptide,Nootropis etc API, food and feed additives, herbal extracts, agrochemicals and fine chemicals etc.
 
Our Laboratory is located in shandong province. There are 15 experts in our research team. Talented personnel and well-equipped laboratory makes rigorous and professional quality control possible. Lyphar Biotech is equipped with various detection devices, such as HPLC, GC, Spectrophotometer, AAS, Polarimeter, Auto titrators, BOD Incubators, COD Incubators, Melting point apparatus and so on.
 
The aim of QDSIGMA is a quality policy that "Elements in the system all have been satisfied, Personnel has been trained; Every batch of material is checked, Each procedure guarantees the quality; Every bag of our products is top grade, Service is thoughtful all the time, quality and reputation to increase market share and promote enterprise development. The quality, colors and forms of our products have reached a high level in related chemical industry, which relies on characteristic and advanced processing technology and it has gained a high and reliable reputation from customers at both quality and services.
 
QDSIGMA has become the "Top 500 Chinese manufacturing companies","Top 20 of global chemical sales".QDSIGMA has 21 subsidiaries and holding companies.

We promise our customer following items

1.Reasonable price:
2.Low moq:No worry about the low moq, our moq is 1 gram or lower.
3.Good and efficient service,Fast Delivery
4.Super-good quality

Details


 

 


 

 Selenium dioxide / Selenium oxide / 7446-08-4 

 

Chemical Name: Selenium dioxide

Molecular Formula:SeO2

MW:110.96

MP:340-360oC

Relative density:3.95

Specification

White or reddish shiny needle-like crystalline powder, with irritating odor.Soluble in water, ethanol, acetone, benzene, acetic acid

Risk marker 13 (virulent)
Uses

Main purposes for oxidant, catalyst, reagent, etc.

CAS 7446-08-4 Selenium dioxide/Selenium(IV) oxide  

It is square crystal with gloss white, extremely volatile

It can volatile without melting, with volatilization temperature 315°C and melting point 340350°C

 It is dissoluble in water forming to H2SeO3.

 Gaseous selenium dioxide id toxic with color of Kelly and smell of garlic. Selenium dioxide is strong oxidant, can be deoxidized to Se by SO2, H2, NH3, CO, C. 

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