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Antimony Pentoxide

Antimony Pentoxide

CAS Number: 1314-60-9

Molecular Formula: O5Sb2

Purity: 99.74%

Industrial GradeFlame retardant synergistMetal oxide

About Antimony Pentoxide

Antimony pentoxide (Sb₂O₅) is a yellow, odorless powder that is slightly soluble in water. It is primarily used as a flame retardant synergist, enhancing the effectiveness of halogenated flame retardants in various materials. Additionally, it serves as a catalyst in certain chemical reactions and is utilized in the pro...

Synonyms

  • Diantimony pentoxide
  • (dioxo-
  • Pentoxyde d'antimoine
  • O5Sb2
  • AC1L24LO
View all

Antimony Pentoxide Specifications

CAS Number
1314-60-9
Molecular Formula
O5Sb2
IUPAC Name
(dioxo-λ5-stibanyl)oxy-dioxo-λ5-stibane, Antimony(V) oxide
Canonical SMILES
O=SbOSb=O​
InChI Key
LJCFOYOSGPHIOO-UHFFFAOYSA-N
InChI
1S/5O.2Sb
PubChem CID
14813
EINECS Number
215-237-7
MDL Number
MFCD00011137
UNSPSC Code
12181500
eClass
32039000
HSN No
2825.90.00
Appearance
White Free Flowing Powder, Free from visible contamination
Purity
99.74%
Arsenic as (As)
96.62
Lead as (Pb)
84.90
Iron as (Fe)
8.12
Colour
white
Sb₂O₅ Content
≥ 99.0%
Chlorides (Cl)
≤ 0.05%
Sulfates (SO₄)
≤ 0.05%
Iron (Fe)
≤ 0.02%
Lead (Pb)
≤ 0.05%
Loss on Ignition (1000 °C)
≤ 1%
Particle Size
d50 = 0.2 – 1.0 µm (depending on grade)
(H) Statements
H315: Causes skin irritation.​ H319: Causes serious eye irritation
(P) Statements code
P264, P280, P302+P352, P305+P351+P338

Flame Retardant Synergist

Conjunction with halogenated flame retardants to improve their efficacy in materials such as textiles, plastics, paper, and rubber

Catalyst in Polymer Production

Catalyst in the production of polyethylene terephthalate (PET), a universally used polyester in the textile and packaging industries

Manufacture of Antimony Compounds

Precursor in the synthesis of other antimony compounds, including antimony trioxide, which is used in various applications such as flame retardants and catalysts

Glass & Ceramics

De colourising and fining agent in glass manufacturing Improves chemical durability of glass

Electronics

Varistors, capacitors, batteries Antistatic and conductive coatings

Pigments & Coatings

Yellow pigments and special coatings

Storage Conditions

Store in a cool, dry, well-ventilated area, away from incompatible substances such as strong acids and bases.​

Packaging Options

Available in polyethylene bags, fiber drums, and bulk containers. Contact suppliers for specific packaging options and sizes.​

COA
Download
  1. Diantimony pentoxide
  2. (dioxo-
  3. Pentoxyde d'antimoine
  4. O5Sb2
  5. AC1L24LO

Antimony Pentoxide 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

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Documentation

US SDS · COA · TDS · Specification sheet

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