Barium Sulfate X-Ray Grade

• Post Date:

  Jul 12,2017

• Expiry Date:

  Jul 12,2018

• Detailed Description:

  Cas No. :7727-43-7 Barium Sulfate X-Ray Grade
  CAS 7727-43-7; 13462-86-7
  
  1. Specifiation:
  Item Specification
  Description White to off-white powder, free of foreign particles, odorless and tasteless.
  Identification A. Positive for sulfates
  B. Positive for barium salts
  Solubility Practically insoluble in water, in ethanol and in diethyl ether; can not dissolve in hydrochloric acid, in nitric acid and in sodium hydroxide T.S.
  PH (SOL. 10%) 3.5~10
  Sulfide The gas evolved does not darken moistened lead acetate paper.
  Hydrochloric Acid soluble substances Not more than 0.3% (15mg)
  Barium Soluble salts No turbidity is produced
  Heavy metals Not more than 10 ppm
  Arsenic Not more than 1.0ppm
  Assay 97.5%~100.5%
  Median Diameter Particle 0.8-1.1um
  Phosphate No yellow precipitate is produced
  Loss on drying Less than 1.0%
  
  2. Application:
  ----Esophagus and other conventional angiography;
  As type I is even granular, it is mostly used in Colonoscopy, of course can also be used in Gastroscopy, but type II is better in Gastroscopy because it is uneven, which can have harder Adhesion power on the stomach surface.
  ----Medical catheters, Medical plastics, and Food plastic, etc.,;
  ----the raw material (API) of BaSO4 preparation (dry suspension and suspension type I)
  
  3. Advantages:
  ----GMP approved.
  ----The only Chinese producer of Barium Sulfate Pharm Grade!!
  ----Average Particle size is 0.8-1.1um, very small but evenly distributed.
  ----Very good absorption and stability.
  
  4. Packing:
  25kg/bag, 500g/bag, 5kgx5/bag or as per requests.
  

• CAS Registry Number:

  7727-43-7

• Synonyms:

  ;C.I. 77120;C.I. Pigment White 21;Barite;Bariumsulfate,precipitated;Bariumsulfate;bariumsulfuricum;barium sulphate PRECIPITATED;Blanc fixe;barium sulfuricum;Baryte;Barytes;Barium sulphate;pricipitated Barium sulphate;

• Molecular Formula:

  BaSO₄

• Molecular Weight:

  233.3907

• Molecular Structure:

  

• Safety Description:

  S24/25:;
  

• Company:

  Qingdao Red Butterfly Barium Materials Co., Ltd.     [ China ]        

• Contact:

  Johnny Chen

• Tel:

  0086-532-68978183

• Fax:

• Email:

  sales@barium-sulfate.com