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Diantimony pentoxide

CAS No.
1314-60-9
Chemical Name:
Diantimony pentoxide
Synonyms
ANTIMONY OXIDE;ANTIMONY PENTOXIDE;ANTIMONY (V) OXIDE;a1550;a2550;ago40;apoxs;hfr201;(dioxo-;nyacol1550
CBNumber:
CB3243471
Molecular Formula:
O5Sb2
Molecular Weight:
323.52
MDL Number:
MFCD00011216
MOL File:
1314-60-9.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-06-24 18:39:39

Diantimony pentoxide Properties

Melting point 380 °C (dec.)(lit.)
Density 3.78 g/mL at 25 °C(lit.)
form Powder
Specific Gravity 3.8
color Yellow
Water Solubility Slightly soluble in water. Slowly dissolves in warm HCl and warm KOH. Insoluble in HNO<sub>3</sub>
Merck 14,698
crystal system Monoclinic
Space group C2/c
Lattice constant
a/nmb/nmc/nmα/oβ/oγ/oV/nm3
1.26460.47820.5424790103.91900.3184
Exposure limits ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
Stability Stable. Incompatible with acids, reducing agents.
InChI InChI=1S/5O.2Sb
InChIKey LJCFOYOSGPHIOO-UHFFFAOYSA-N
SMILES [Sb](=O)(=O)O[Sb](=O)=O
FDA 21 CFR 175.105
CAS DataBase Reference 1314-60-9(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII 756OCG058B
Proposition 65 List Antimony Oxide (Antimony trioxide)
EPA Substance Registry System Antimony oxide (Sb2O5) (1314-60-9)
UNSPSC Code 12352300
NACRES NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P264-P271-P280-P302+P352-P305+P351+P338
target organs Respiratory system
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
RIDADR  1549
WGK Germany  3
RTECS  CC6300000
TSCA  TSCA listed
HazardClass  6.1
PackingGroup  III
Storage Class 11 - Combustible Solids
Hazard Classifications Eye Irrit. 2
Skin Irrit. 2
STOT SE 3
Toxicity LD50 i.p. in rats: 400.0 mg Sb/100 g (Bradley, Fredrick)
REACH Registrations Active
NFPA 704
0
2 0

Diantimony pentoxide price More Price(24)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 255998 Antimony(V) oxide 99.995% trace metals basis 1314-60-9 10g $89 2023-06-20 Buy
Sigma-Aldrich 255998 Antimony(V) oxide 99.995% trace metals basis 1314-60-9 50g $311 2023-06-20 Buy
Strem Chemicals 97-0382 Antimony(V) oxide, elec. gr. (99.998%-Sb) PURATREM (99.998%-Sb) 1314-60-9 5g $40 2026-04-30 Buy
Strem Chemicals 97-0382 Antimony(V) oxide, elec. gr. (99.998%-Sb) PURATREM (99.998%-Sb) 1314-60-9 25g $126 2026-04-30 Buy
Strem Chemicals 97-0382 Antimony(V) oxide, elec. gr. (99.998%-Sb) PURATREM (99.998%-Sb) 1314-60-9 100g $377 2026-04-30 Buy
Product number Packaging Price Buy
255998 10g $89 Buy
255998 50g $311 Buy
97-0382 5g $40 Buy
97-0382 25g $126 Buy
97-0382 100g $377 Buy

Diantimony pentoxide Chemical Properties, Uses, Production

Chemical Properties

yellow powder

Physical properties

Yellow powdery solid; density 3.80 g/ cm3; very slightly soluble in water; hydrated pentoxide is insoluble in nitric acid; dissolves in an aqueous solution of caustic potash.

Uses

It is used as flame retardants in acrylonitrile-butadiene-styrene (ABS) polymer, plastics, rubbers, paper and textiles. It finds use as a flocculant in the production of titanium dioxide. It also finds use in ion-exchange resin. It is also employed as catalyst in certain polymerization and oxidation reactions.

Uses

Fire retardant in clothing.

Uses

Antimony pentoxide (Sb2O3) is used as a flame retardant for textile materials and as a source to prepare other antimony compounds.

Definition

A yellow solid. It is usually formed by the action of concentrated nitric acid on antimony or by the hydrolysis of antimony(V) chloride. Although an acidic oxide, it is only slightly soluble in water.

Preparation

The hydrated oxide is prepared by hydrolysis of antimony pentachloride; or by acidification of potassium hexahydroxoantimonate(V), KSb(OH)6 [12208- 13-8]. The product, filtered and air dried at ambient temperature has approximate composition Sb2O5 3.5H2O. It may be also prepared by oxidation of antimony trioxide with nitric acid.

Flammability and Explosibility

Non flammable

reaction suitability

core: antimony
reagent type: catalyst

Safety Profile

Moderately toxic by intraperitoneal route. See also ANTIMONY COMPOUNDS.

Diantimony pentoxide Preparation Products And Raw materials

Global Suppliers ( 230)
Supplier Tel Email Country ProdList Advantage
3B Pharmachem (Wuhan) International Co.,Ltd. 18930552037 3bsc@sina.com China 15813 69
Alfa Aesar 400-6106006 saleschina@alfa-asia.com China 30103 84
Energy Chemical 400-0056266 sales8178@energy-chemical.com China 44850 61
Shanghai Hanhong Scientific Co.,Ltd. 021-54306202 13764082696 info@hanhongsci.com China 42917 64
Shandong Xiya Chemical Co., Ltd 13355009207 13355009207 3007715519@qq.com China 18722 57
Sichuan Kulinan Technology Co., Ltd 400-1166-196 18981987031 cdhxsj@163.com China 11674 57
Chengdu Ai Keda Chemical Technology Co., Ltd. 4008-755-333 18080918076 800078821@qq.com China 9706 55
9ding chemical ( Shanghai) Limited 4009209199 sales@9dingchem.com China 22497 55
Shanghai Aladdin Bio-Chem Technology Co.,LTD 400-6206333 13167063860 anhua.mao@aladdin-e.com China 29977 65
The future of Shanghai Industrial Co., Ltd. 021-61552785 sales@shshiji.com China 9531 55

View Latest Price from Diantimony pentoxide manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Diantimony pentoxide pictures 2026-03-20 Diantimony pentoxide
1314-60-9
$10.00 1KG 99% 10 mt Hebei Chuanghai Biotechnology Co., Ltd
Diantimony pentoxide pictures 2021-07-02 Diantimony pentoxide
1314-60-9
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
Diantimony pentoxide pictures 2019-07-14 Diantimony pentoxide
1314-60-9
$8.80 1KG 97%-99% 100kg Career Henan Chemical Co
Antimonic“acid” ANTIMONY(V) OXIDE 85% ANTIMONY(V) OXIDE, 99.995% Antimony(V) oxide, 99+% Antimony(V) oxide;Antimony pentoxide ANTIMONY(V)OXIDE, 99.999% Antimony(V)oxide(99.9%-Sb) Antimony(V)oxide,elec.gr.(99.999%-Sb)PURATREM antimony(v) oxide, puratronic ANTIMONY(V) OXIDE, ELEC. GR.: 99.999% a1530(metaloxide) a1550 a2550 ago40 anchimonzola2550 Antimonicanhydride antimonicoxide antimonyoxide(sb2o5) Antimonypentaoxide apoxs diantimonypentaoxide diantimonypentoxide hfr201 nyacol1550 nyacola1590 nyacoladp480 nyacoladp494 nyacolago40 sankaanchimonzola2550m stibicanhydride suncolloidame130 suncolloidamt130 sunepochna100 sunepochna3070p sunepochna3080p ANTIMONY (V) OXIDE, 99.995%ANTIMONY (V) OXIDE, 99.995%ANTIMONY (V) OXIDE, 99.995%ANTIMONY (V) OXIDE, 99.995% Antimony(V) oxide, Puratronic(R), 99.998% (metals basis) Antimony(V) oxide, 30% in H2O, colloidal dispersion Antomony Pentoxide Antimony(V) oxide, Puratronic, 99.998% (metals basis) Antimony (V) oxide, min. 92% Diantimony(V) pentaoxide Antimony(V) oxide, 30% in H2O, colloidal dispersion Antimony(V) oxide, Puratronic (metals basis) ANTIMONY PENTOXIDE, 325 MESH ANTIMONY OXIDE (V) 99.999% AntiMony pentoxide、AntiMonic oxide、"Stibic"anhydride、AntiMonic "acid" AntiMony(V) oxide, elec. gr. (99.998%-Sb) PURATREM ANTIMONY (V) OXIDE ANTIMONY OXIDE, PENTA Antimony(V) oxide, 99.995% trace metals basis Antimony(V) oxide, Colloidal dispersion antimony pentoxide Sb2O5 Antimony pentoxide, 99.9% TAINFUCHEM: Diantimony pentoxide (dioxo- ANTIMONY PENTOXIDE Extra Pure Antimony pentoxide,Analytical Reagent,95%