Bismuth Trioxide
Bismuth Trioxide is used as a Radio Opaque agent for clinical tubing devices like catheters and Venoclísis equipment.
Other uses:
It is also used an itch reliever in haemorrhoids patients.
Specifications
Generic name: | Bismuth Trioxide | Primary packaging | Polyethylene bag |
|---|---|---|---|
Molecular formula | Bi2O3 | Secondary packaging | Cardboard fiber drum |
Molecular weight | 466 g/mol. | Internal product code | PTQ-2.2.2 |
Presentation | Powder | Retest date: | 48 months |
Storage conditions | ≤ 30°C, protect from direct sunlight exposure | CAS Number: | 1304-76-3 |
TEST | SPECIFICATION |
|---|---|
Appearance | Brownish yellow powder |
Appearance in solution | Clear, colorless and free of foreign matter solution |
Identification | Positive for Bi+3 |
% Loss on drying (105°C) | ≤ 1.00% |
% Assay As Bi2O3 | ≥ 99.50 – 102% |
Substances not precipitated by NH4OH | ≤ 0.50% |
pH | 6.75-9.25 |
% Arsenic | ≤0.0008% |
% Chlorides | ≤ 0.0010% |
% Sulfates | ≤ 0.0020% |
% Iron | ≤ 0.010% |
% Copper | ≤ 0.010% |
% Lead | ≤ 0.0030% |
% Silver | ≤ 0.0005% |
% Nitrates | Pass test |
