Bismuth

Bismuth

CAS Number
7440-69-9
Molecular Formula
Bi
Metal based flame retardantAdditivePure Bismuth (≥99.99%)High-Purity Bismuth (≥99.999%)Commercial Grade Bismuth (≥99%)Bismuth Powder / Granules / Ingots

About Bismuth

Bismuth is a dense, brittle, metallic element with a silvery-white appearance and a slight pink hue. It is atomic number 83 and atomic weight of around 208.98 g/mol. Bismuth is available i multiple forms such as bismuth powder, bismuth needles, bismuth shots, and bismuth ingots. We offer bismuth powder in bulk, and oth...

Bismuth Specifications

CAS Number
7440-69-9
Molecular Formula
Bi
IUPAC Name
bismuth
Canonical SMILES
[Bi]
InChI Key
JCXGWMGPZLAOME-UHFFFAOYSA-N
InChI
InChI=1S/Bi
EINECS Number
231-177-4
MDL Number
MFCD00134033
UNSPSC Code
11101708
HSN No
8106.00.10
Atomic number
83
Atomic weight
208.98 g/mol
Appearance
Hard, brittle, crystalline metal with a pinkish tinge
Density
9.78 g/cm³
Melting point
271.4 °C
Boiling point
1564 °C
Electrical conductivity
Very low (poor conductor of electricity)
Solubility
Insoluble in water, soluble in nitric acid & hot sulfuric acid
Unique property
Expands upon solidification (similar to water)
Bi
≥99.99%
Pb
≤10 ppm
Fe
≤5 ppm
Cu
≤5 ppm
Ag
≤5 ppm
As
≤5 ppm
Other trace metals
≤20 ppm combined
GHS Hazard Statements
Not Classified. Reported as not meeting GHS hazard criteria
Precautionary
Bismuth metal is stable and non-hazardous, but bismuth compounds should be handled with gloves and safety precautions

Metallurgy and alloys

Bismuth is used as a non-toxic substitute for lead in brass, steel, and other free-machining alloys. The use of bismuth in "lead-free" plumbing components increased after U.S. lead-content restrictions because of its similar density and favorable casting properties.

Pharmaceuticals & Nutraceuticals

Bismuth is used to manufacture bismuth salts, including bismuth subsalicylate, which is widely used in gastrointestinal medicines. U.S. pharma companies source bulk bismuth from bismuth manufacturers like scimplify ensure consistent purity and safety.

Electronics & Thermoelectrics

Bismuth is a key component in thermoelectric materials (e.g., bismuth-antimony alloys) used for energy conversion and cooling applications. It is also employed in magnetic sensors and niche electronic devices due to its diamagnetic behavior and stability.

Catalysis & Green Chemical Processes

U.S. manufacturers rely on bismuth metal suppliers for catalyst-grade bismuth used in organic synthesis, polymerization, and eco-friendly catalytic systems. Bismuth-based catalysts (especially bismuth oxides or metals) are used in environmental catalysis. For example, the oxidative coupling of methane, or in organic synthesis, for "green" processes.

Coatings, Pigments & Cosmetics

Bismuth is employed in pearlescent pigments (like bismuth oxychloride) to create shimmer and luster in decorative coatings, glass, and cosmetic products, and is also used in specialty heat-absorbing and UV-reflective metal coatings, particularly in performance materials.

Safe storage

Keep away from strong acids and oxidizing agents

Direction

Store in sealed containers to prevent contamination

Bismuth FAQs

Minimum Order Quantity

25 kg (evaluation) · 1 MT (commercial)

Lead Time

3 – 5 weeks estimated

Delivery Terms

FOB*

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

US Availability

US Facility Inventory

Documentation

US SDS · COA · TDS · Specification sheet

US Regulatory & Quality Information

TSCA status*

US SDS / HazCom*

GHS classification*

ISO 9001:2015 site*

DOT shipping classification*

FDA status*

EPA status*

California Prop 65*

Reliable US supply chain

Regulatory compliance

On-time delivery

Technical expert support

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