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POTASSIUM HEXAHYDROXOANTIMONATE(V)

CAS No.
12208-13-8
Chemical Name:
POTASSIUM HEXAHYDROXOANTIMONATE(V)
Synonyms
POTASSIUM PYROANTIMONATE;POTASSIUM ANTIMONATE;POTASSIUM PYROANTIMONATE TRIHYDRATE;Potassium pyroantimo;Potassium antimonate(V);PotassiumPyroantimonateGr;MAG-BIND SOIL DNA(4X96) KIT;PotassiuM acid pyroantiMonate;potassiumhexahydroxyantimonate;POTASSIUM ANTIMONATE, HYDRATED
CBNumber:
CB1366004
Molecular Formula:
KO6Sb
Molecular Weight:
256.85
MDL Number:
MFCD00011415
MOL File:
12208-13-8.mol
MSDS File:
SDS
Last updated:2026-01-13 11:12:21
Product description Number Pack Size Price
Potassium hexahydroxoantimonate(V) P4308 5g $49.8
Potassium hexahydroxoantimonate(V) P4308 100g $125
POTASSIUM HEXAHYDROXOANTIMONATE 287429 50g $352
PotassiumHexahydroxyantimonate(KSb(OH)6) P698728 250mg $50
Potassiumantimonate,trihydrate,94%AT 94%AT 35739 25G $50.4
More product size

POTASSIUM HEXAHYDROXOANTIMONATE(V) Properties

Melting point 240 °C (dec.)(lit.)
bulk density 1200kg/m3
Density 3.27[at 20℃]
storage temp. Store at +5°C to +30°C.
solubility 20g/l
form Powder
color White
PH 7.5-9.0 (20g/l, H2O, 20℃)
Water Solubility Soluble in water and glycerine. Insoluble in ethanol.
Exposure limits ACGIH: TWA 0.5 mg/m3
NIOSH: IDLH 50 mg/m3; TWA 0.5 mg/m3
InChI InChI=1S/K.6O.Sb/q+1;6*-1;+5
InChIKey RYPGMFDNBQLUIQ-UHFFFAOYSA-N
SMILES [Sb+5]([O-])([O-])([O-])([O-])([O-])[O-].[K+]
CAS DataBase Reference 12208-13-8(CAS DataBase Reference)
EPA Substance Registry System Antimonate (Sb(OH)61-), potassium, (OC-6-11)- (12208-13-8)
UNSPSC Code 12352302
NACRES NA.23

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
GHS07,GHS09
Signal word  Warning
Hazard statements  H302+H332-H411
Precautionary statements  P261-P264-P270-P273-P301+P312-P304+P340+P312
PPE dust mask type N95 (US), Eyeshields, Gloves
Hazard Codes  Xn,N
Risk Statements  20/22-51/53
Safety Statements  61
RIDADR  UN 1549 6.1/PG 3
WGK Germany  2
HazardClass  6.1
PackingGroup  III
HS Code  28419000
Storage Class 6.1C - Combustible acute toxic Cat.3
toxic compounds or compounds which causing chronic effects
Hazard Classifications Acute Tox. 4 Inhalation
Acute Tox. 4 Oral
Aquatic Chronic 2
Limited Quantities 5.0 L (1.3 gallons) (liquid) or 5.0 kg (11 lbs) (solid)
Excepted Quantities Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L)
NFPA 704
0
2 0

POTASSIUM HEXAHYDROXOANTIMONATE(V) price More Price(12)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich P4308 Potassium hexahydroxoantimonate(V) 12208-13-8 5g $49.8 2026-03-19 Buy
Sigma-Aldrich P4308 Potassium hexahydroxoantimonate(V) 12208-13-8 100g $125 2026-03-19 Buy
Usbiological 287429 POTASSIUM HEXAHYDROXOANTIMONATE 12208-13-8 50g $352 2021-12-16 Buy
TRC P698728 PotassiumHexahydroxyantimonate(KSb(OH)6) 12208-13-8 250mg $50 2021-12-16 Buy
Chem-Impex 35739 Potassiumantimonate,trihydrate,94%AT 94%AT 12208-13-8 25G $50.4 2021-12-16 Buy
Product number Packaging Price Buy
P4308 5g $49.8 Buy
P4308 100g $125 Buy
287429 50g $352 Buy
P698728 250mg $50 Buy
35739 25G $50.4 Buy

POTASSIUM HEXAHYDROXOANTIMONATE(V) Chemical Properties,Uses,Production

Uses

Potassium antimonyl trihydrate is used as a detecting agent for sodium. It is used as a mordant/ fixing agent in leather and textile dying industries. It is also used as a analytical reagent and flux additive for electroplating.

Preparation

Heating antimony pentoxide with excess potassium hydroxide produces rubbery, granular, or crystalline products. If the substance is recrystallized from a little water, deliquescent mammilated crystals form. Treated with copious cold water or boiled together with a small quantity of water, they are converted into potassium hexahydroxyantimonate, K[Sb(OH)6], which is sparingly soluble in cold water but somewhat more soluble in warm water. Solutions precipitate sodium as the sparingly soluble sodium hexahydroxyantimonate, Na[Sb(OH)6]. This reaction is used for the detection of sodium.

POTASSIUM HEXAHYDROXOANTIMONATE(V) Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 210)Suppliers
Supplier Tel Email Country ProdList Advantage
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21592 55
career henan chemical co
+86-0371-86658258 +8613203830695 factory@coreychem.com China 29794 58
Antai Fine Chemical Technology Co.,Limited
18503026267 info@antaichem.com CHINA 9636 58
Hefei TNJ Chemical Industry Co.,Ltd.
+86-0551-65418671 +8618949823763 sales@tnjchem.com China 34563 58
Baoji Guokang Healthchem co.,ltd
+8615604608665 15604608665 dominicguo@gk-bio.com CHINA 9414 58
Henan Alfa Chemical Co., Ltd
+8615838112936 sale03@alfachem.cn China 9659 58
HANGZHOU LEAP CHEM CO., LTD.
+86-571-87711850 market18@leapchem.com China 24597 58
Nanjing Duly Biotech Co.,Ltd
+undefined18013301590 doris@njduly.com China 2448 58
Hebei Chuanghai Biotechnology Co., Ltd
+8615531151365 mina@chuanghaibio.com China 18126 58
ZHEJIANG JIUZHOU CHEM CO., LTD
+86-0576225566889 +86-13454675544 admin@jiuzhou-chem.com;jamie@jiuzhou-chem.com;alice@jiuzhou-chem.com China 12272 58

View Lastest Price from POTASSIUM HEXAHYDROXOANTIMONATE(V) manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
 POTASSIUM HEXAHYDROXOANTIMONATE(V) pictures 2025-12-01 POTASSIUM HEXAHYDROXOANTIMONATE(V)
12208-13-8
US $0.00 / kg 1kg 98% 1000kg Shaanxi Dideu New Materials Co. Ltd
POTASSIUM HEXAHYDROXOANTIMONATE(V) pictures 2025-12-01 POTASSIUM HEXAHYDROXOANTIMONATE(V)
12208-13-8
US $0.00 / kg 1kg 98% 1000kg Shaanxi Dideu New Materials Co. Ltd
POTASSIUM HEXAHYDROXOANTIMONATE(V) pictures 2019-12-23 POTASSIUM HEXAHYDROXOANTIMONATE(V)
12208-13-8
US $1.00 / g 100g 98%min G/KG/T Career Henan Chemical Co
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