Barium Sulfate for Medical TPU and Medical Catheter
Name:Barium Sulfate for Medical TPU and Medical Catheter

Product Description

Barium Sulfate for Medical TPU and Medical Catheter

CAS 7727-43-7; 13462-86-7

 

1.     Specification:

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: 

It can be used in Medical TPU plastic pellets, and various medical antibacterial catheters as follows to obtain X-ray opacity:

1. Urinary catheter,

2. Tracheal intubation,

3. Central venous catheter

4. nasal feeding catheter

5. Intestines and gastroscopy catheters.

 

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, best X-Ray opacity.

 

4.    Packing:

25kg/bag or as per requests.



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