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Potassium fluoride dihydrate

CAS No.
13455-21-5
Chemical Name:
Potassium fluoride dihydrate
Synonyms
POTASSIUM FLUORIDE XTL;POTASSIUM FLUORIDE DIHYDRATE;potassium dihydrate fluoride;Potassiumfluoridedihydrate,98%;Potassium fluoride hydrate, pure;Potassium fluoride dihydrate 98%;Potassium fluoride (KF), dihydrate;Potassium fluoride dihydrate, 98.5+%;POTASSIUM FLUORIDE HYDRATE, 99%, PURE;Potassium Fluoride Solution, 50% (w/w)
CBNumber:
CB0344173
Molecular Formula:
FH2KO
Molecular Weight:
76.11
MDL Number:
MFCD00149929
MOL File:
13455-21-5.mol
MSDS File:
SDS
TDS File:
TDS
Last updated:2026-05-27 22:38:57

Potassium fluoride dihydrate Properties

Melting point 41 °C(lit.)
Boiling point 1505°C
Density 2,454 g/cm3
refractive index 1.352
storage temp. Refrigerator (+4°C)
form Liquid
Specific Gravity 2.454
color Colorless
Water Solubility SOLUBLE
Sensitive Hygroscopic
Merck 14,7632
Exposure limits ACGIH: TWA 2.5 mg/m3
NIOSH: IDLH 250 mg/m3
Stability hygroscopic
InChI InChI=1S/FH.K.2H2O/h1H;;2*1H2/q;+1;;/p-1
InChIKey MZFXHSQFQLKKFD-UHFFFAOYSA-M
SMILES [K+].[F-].[H]O[H].[H]O[H]
CAS DataBase Reference 13455-21-5(CAS DataBase Reference)
FDA UNII 95R1D12HEH
UNSPSC Code 12352302
NACRES NA.55

SAFETY

Risk and Safety Statements

Symbol(GHS)  Skull and Crossbones (GHS06)
GHS06
Signal word  Danger
Hazard statements  H301-H311-H331
Precautionary statements  P261-P301+P310-P302+P352-P304+P340
Hazard Codes  T,Xi
Risk Statements  23/24/25
Safety Statements  36/37-45-26
RIDADR  UN 1812 6.1/PG 3
WGK Germany  3
RTECS  TT0705000
3-10
Hazard Note  Harmful
TSCA  T
HazardClass  6.1
PackingGroup  III
HS Code  28261990
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
3 1

Potassium fluoride dihydrate price More Price(27)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 221872 Potassium fluoride dihydrate reagent grade, 98% 13455-21-5 100g $60.9 2026-04-30 Buy
Sigma-Aldrich 221872 Potassium fluoride dihydrate reagent grade, 98% 13455-21-5 500g $222 2026-04-30 Buy
Strem Chemicals 93-1981 Potassium fluoride dihydrate, 98% 13455-21-5 50g $28 2024-03-01 Buy
Strem Chemicals 93-1981 Potassium fluoride dihydrate, 98% 13455-21-5 250g $101 2024-03-01 Buy
TRC TRC-P134550-50G Potassium Fluoride Dihydrate 13455-21-5 50g $65 2026-06-03 Buy
Product number Packaging Price Buy
221872 100g $60.9 Buy
221872 500g $222 Buy
93-1981 50g $28 Buy
93-1981 250g $101 Buy
TRC-P134550-50G 50g $65 Buy

Potassium fluoride dihydrate Chemical Properties, Uses, Production

Chemical Properties

white crystals or crystalline powder

Uses

Potassium fluoride dihydrate has been used as a stationary phase in gas chromatography.

Uses

Potassium fluoride dihydrate is used as a stationary phase in gas chromatography. It is also used for the conversion of chlorocarbons into fluorocarbons through Finkelstein reaction. Further, it is used as a fluxing agent of silver brazing and metallurgical processing. It serves as an analytical reagent, complexing agent and masking agent.

Potassium fluoride dihydrate Preparation Products And Raw materials

Raw materials

Preparation Products

Global Suppliers ( 178)
Supplier Tel Email Country ProdList Advantage
Wuhamplov Biotechnology Co., LTD 00-18372743325 18372743325 18372743325@163.cn China 4926 58
Yingke New Material Co., Ltd 18631452027 81366303@qq.com China 13 58
Tianjin Jinhui Taiya Chemical Reagent Co., Ltd 022-59582624 18622766592 2163746375@qq.com China 271 58
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
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

View Latest Price from Potassium fluoride dihydrate manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
Potassium fluoride dihydrate pictures 2026-06-30 Potassium fluoride dihydrate
13455-21-5
1KG 99.0% 10000KGS Shaanxi Dideu New Materials Co. Ltd
Potassium fluoride dihydrate pictures 2021-08-12 Potassium fluoride dihydrate
13455-21-5
$10.00-15.00 1KG 99%+ HPLC Zhuozhou Wenxi import and Export Co., Ltd
Potassium fluoride dihydrate pictures 2020-02-11 Potassium fluoride dihydrate
13455-21-5
$9.80 1g >98% 20 tons Career Henan Chemical Co
potassium fluoride dihydrate, puratronic POTASSIUMFLUORIDE,DIHYDRATE,CRYSTAL,REAGENT Potassium fluoride dihydrate 98% Potassium fluoride dihydrate, 98.5+% Potassium fluoride dihydrate, Puratronic(R), 99.995% (metals basis) Potassium fluoride dihydrate, Puratronic, 99.995% (metals basis) POTASSIUM FLUORIDE HYDRATE, 99%, PURE Potassium fluoride hydrate, pure PotassiuM fluoride dihydrate, 98%, pure Potassium fluoride dihydrate reagent grade, 98% Potassium Fluoride Solution, 50% (w/w) POTASSIUM FLUORIDE DIHYDRATE PotassiuM fluoride dihydrate, analytical grade POTASSIUM FLUORIDE DIHYDRATE REAGENT G& Potassiumfluoridedihydrate,98% Potassium fluoride (KF), dihydrate Potassium fluoride dihydrate, 99%, analytical grade POTASSIUM FLUORIDE XTL potassium dihydrate fluoride Potassium fluoride(KF), dihydrate (9CI) 13455-21-5 KF2H2O FK2H2O H4FKO2 FKxH2O FKH4O2 metal halide Essential Chemicals Reagent Grade Routine Reagents