Alkali Metal Salts

Alkali metal salts are naturally-occurring compounds available in a wide variety of chemical compositions, quantities, purities, and reagent grades. They have numerous chemical, biological, pharmaceutical, educational, research, and everyday applications.

1 – 15 of 2,082 results

Potassium chloride, ACS, 99.0-100.5%

CAS: 7447-40-7 Molecular Formula: ClK Molecular Weight (g/mol): 74.55 MDL Number: MFCD00011360 InChI Key: WCUXLLCKKVVCTQ-UHFFFAOYSA-M Synonym: potassium chloride,enseal,muriate of potash,klotrix,sylvite,slow-k,potassium chloride kcl,klor-con,chlorvescent,kalitabs PubChem CID: 4873 ChEBI: CHEBI:32588 SMILES: [Cl-].[K+]

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PubChem CID	4873
CAS	7447-40-7
Molecular Weight (g/mol)	74.55
ChEBI	CHEBI:32588
MDL Number	MFCD00011360
SMILES	[Cl-].[K+]
Synonym	potassium chloride,enseal,muriate of potash,klotrix,sylvite,slow-k,potassium chloride kcl,klor-con,chlorvescent,kalitabs
InChI Key	WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Molecular Formula	ClK

Potassium Chloride, (Crystalline/ACS Reagent Grade), MP Biomedicals

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PubChem CID	4873
CAS	7447-40-7
Molecular Weight (g/mol)	74.55
ChEBI	CHEBI:32588
MDL Number	MFCD00011360
SMILES	[Cl-].[K+]
Synonym	potassium chloride,enseal,muriate of potash,klotrix,sylvite,slow-k,potassium chloride kcl,klor-con,chlorvescent,kalitabs
IUPAC Name	potassium chloride
InChI Key	WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Molecular Formula	ClK

Potassium Iodide, ACS Reagent Grade, Ricca Chemical

CAS: 7681-11-0 Molecular Formula: IK Molecular Weight (g/mol): 166.003 InChI Key: NLKNQRATVPKPDG-UHFFFAOYSA-M Synonym: potassium iodide,potassium iodide ki,pima,kali iodide,thyro-block,knollide,kisol,asmofug e,potassium diiodide,potassium monoiodide PubChem CID: 4875 ChEBI: CHEBI:8346 IUPAC Name: potassium;iodide SMILES: [K+].[I-]

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PubChem CID	4875
CAS	7681-11-0
Molecular Weight (g/mol)	166.003
ChEBI	CHEBI:8346
SMILES	[K+].[I-]
Synonym	potassium iodide,potassium iodide ki,pima,kali iodide,thyro-block,knollide,kisol,asmofug e,potassium diiodide,potassium monoiodide
IUPAC Name	potassium;iodide
InChI Key	NLKNQRATVPKPDG-UHFFFAOYSA-M
Molecular Formula	IK

Potassium sodium tartrate tetrahydrate, ACS reagent

CAS: 6381-59-5 Molecular Formula: C₄H₄KNaO₆·₄H₂O Molecular Weight (g/mol): 282.22 InChI Key: VZOPRCCTKLAGPN-UHFFFAOYSA-L Synonym: potassium sodium tartrate tetrahydrate,sodium potassium tartrate tetrahydrate,monopotassium monosodium tartrate tetrahydrate,sodiumpotassiumtartrate,tetr,potassium sodium 2,3-dihydroxybutanedioate tetrahydrate,potassium sodium tetrahydrate tartrate,l +-tartaric acid potassium sodium salt,acmc-209nif,acmc-20aju8,ksc493o7j PubChem CID: 2724148 IUPAC Name: potassium;sodium;2,3-dihydroxybutanedioate;tetrahydrate SMILES: C(C(C(=O)[O-])O)(C(=O)[O-])O.O.O.O.O.[Na+].[K+]

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PubChem CID	2724148
CAS	6381-59-5
Molecular Weight (g/mol)	282.22
SMILES	C(C(C(=O)[O-])O)(C(=O)[O-])O.O.O.O.O.[Na+].[K+]
Synonym	potassium sodium tartrate tetrahydrate,sodium potassium tartrate tetrahydrate,monopotassium monosodium tartrate tetrahydrate,sodiumpotassiumtartrate,tetr,potassium sodium 2,3-dihydroxybutanedioate tetrahydrate,potassium sodium tetrahydrate tartrate,l +-tartaric acid potassium sodium salt,acmc-209nif,acmc-20aju8,ksc493o7j
IUPAC Name	potassium;sodium;2,3-dihydroxybutanedioate;tetrahydrate
InChI Key	VZOPRCCTKLAGPN-UHFFFAOYSA-L
Molecular Formula	C₄H₄KNaO₆·₄H₂O

Sodium Potassium Tartrate Tetrahydrate, ≥99%, MP Biomedicals™

CAS: 6381-59-5 Molecular Formula: C4H12KNaO10 MDL Number: MFCD00150989 Synonym: potassium sodium tartrate tetrahydrate,sodium potassium tartrate tetrahydrate,monopotassium monosodium tartrate tetrahydrate,sodiumpotassiumtartrate,tetr,potassium sodium 2,3-dihydroxybutanedioate tetrahydrate,potassium sodium tetrahydrate tartrate,l +-tartaric acid potassium sodium salt,acmc-209nif,acmc-20aju8,ksc493o7j PubChem CID: 2724148

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PubChem CID	2724148
CAS	6381-59-5
MDL Number	MFCD00150989
Synonym	potassium sodium tartrate tetrahydrate,sodium potassium tartrate tetrahydrate,monopotassium monosodium tartrate tetrahydrate,sodiumpotassiumtartrate,tetr,potassium sodium 2,3-dihydroxybutanedioate tetrahydrate,potassium sodium tetrahydrate tartrate,l +-tartaric acid potassium sodium salt,acmc-209nif,acmc-20aju8,ksc493o7j
Molecular Formula	C4H12KNaO10

Potassium carbonate, anhydrous, 99%

CAS: 584-08-7 Molecular Formula: CK2O3 Molecular Weight (g/mol): 138.21 MDL Number: MFCD00011382 InChI Key: BWHMMNNQKKPAPP-UHFFFAOYSA-L Synonym: potassium carbonate,dipotassium carbonate,potash,potassium carbonate, anhydrous,carbonic acid, dipotassium salt,carbonate of potash,pearl ash,salt of tartar,kaliumcarbonat,potassiumcarbonate PubChem CID: 11430 SMILES: [K+].[K+].[O-]C([O-])=O

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PubChem CID	11430
CAS	584-08-7
Molecular Weight (g/mol)	138.21
MDL Number	MFCD00011382
SMILES	[K+].[K+].[O-]C([O-])=O
Synonym	potassium carbonate,dipotassium carbonate,potash,potassium carbonate, anhydrous,carbonic acid, dipotassium salt,carbonate of potash,pearl ash,salt of tartar,kaliumcarbonat,potassiumcarbonate
InChI Key	BWHMMNNQKKPAPP-UHFFFAOYSA-L
Molecular Formula	CK2O3

Potassium dihydrogen phosphate, 98+%

CAS: 7778-77-0 Molecular Formula: H2KO4P Molecular Weight (g/mol): 136.08 MDL Number: MFCD00011401 MFCD00147253 InChI Key: GNSKLFRGEWLPPA-UHFFFAOYSA-M Synonym: potassium dihydrogen phosphate,monopotassium phosphate,potassium phosphate monobasic,potassium phosphate, monobasic,potassium acid phosphate,phosphoric acid, monopotassium salt,monobasic potassium phosphate,monopotassium monophosphate,monopotassium dihydrogen phosphate,monopotassium orthophosphate PubChem CID: 516951 ChEBI: CHEBI:63036 IUPAC Name: potassium dihydrogen phosphate SMILES: [K+].OP(O)([O-])=O

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PubChem CID	516951
CAS	7778-77-0
Molecular Weight (g/mol)	136.08
ChEBI	CHEBI:63036
MDL Number	MFCD00011401 MFCD00147253
SMILES	[K+].OP(O)([O-])=O
Synonym	potassium dihydrogen phosphate,monopotassium phosphate,potassium phosphate monobasic,potassium phosphate, monobasic,potassium acid phosphate,phosphoric acid, monopotassium salt,monobasic potassium phosphate,monopotassium monophosphate,monopotassium dihydrogen phosphate,monopotassium orthophosphate
IUPAC Name	potassium dihydrogen phosphate
InChI Key	GNSKLFRGEWLPPA-UHFFFAOYSA-M
Molecular Formula	H2KO4P

Potassium dihydrogen phosphate, ACS, 99.0% min

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PubChem CID	516951
CAS	7778-77-0
Molecular Weight (g/mol)	136.08
ChEBI	CHEBI:63036
MDL Number	MFCD00011401 MFCD00147253
SMILES	[K+].OP(O)([O-])=O
Synonym	potassium dihydrogen phosphate,monopotassium phosphate,potassium phosphate monobasic,potassium phosphate, monobasic,potassium acid phosphate,phosphoric acid, monopotassium salt,monobasic potassium phosphate,monopotassium monophosphate,monopotassium dihydrogen phosphate,monopotassium orthophosphate
InChI Key	GNSKLFRGEWLPPA-UHFFFAOYSA-M
Molecular Formula	H2KO4P

Potassium borohydride, 98+%

CAS: 13762-51-1 Molecular Formula: BH4K Molecular Weight (g/mol): 53.94 MDL Number: MFCD00011396 InChI Key: ICRGAIPBTSPUEX-UHFFFAOYSA-N Synonym: potassium borohydride,potassium tetrahydroborate,potassium borohydrate,unii-0ws230dtgf,potassium tetrahydroborate 1-,borohydrure de potassium french,borate 1-, tetrahydro-, potassium,0ws230dtgf,borohydrure de potassium,borylpotassium PubChem CID: 22892188 SMILES: [BH4-].[K+]

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PubChem CID	22892188
CAS	13762-51-1
Molecular Weight (g/mol)	53.94
MDL Number	MFCD00011396
SMILES	[BH4-].[K+]
Synonym	potassium borohydride,potassium tetrahydroborate,potassium borohydrate,unii-0ws230dtgf,potassium tetrahydroborate 1-,borohydrure de potassium french,borate 1-, tetrahydro-, potassium,0ws230dtgf,borohydrure de potassium,borylpotassium
InChI Key	ICRGAIPBTSPUEX-UHFFFAOYSA-N
Molecular Formula	BH4K

Potassium polysulfide, pure

CAS: 37199-66-9 Molecular Formula: (S)nK2 Molecular Weight (g/mol): NaN MDL Number: MFCD00148074 InChI Key: ZOCLAPYLSUCOGI-UHFFFAOYSA-N Synonym: potassium sulfane,potassium polysulfide,caswell no. 701,potassium sulfide k2 sx,epa pesticide chemical code 076703 PubChem CID: 5362529 SMILES: [K+].[K+].*-[S--]-*

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PubChem CID	5362529
CAS	37199-66-9
Molecular Weight (g/mol)	NaN
MDL Number	MFCD00148074
SMILES	[K+].[K+].-[S--]-
Synonym	potassium sulfane,potassium polysulfide,caswell no. 701,potassium sulfide k2 sx,epa pesticide chemical code 076703
InChI Key	ZOCLAPYLSUCOGI-UHFFFAOYSA-N
Molecular Formula	(S)nK2

Potassium bromide, 99+%, for analysis

CAS: 7758-02-3 Molecular Formula: BrK Molecular Weight (g/mol): 119.00 MDL Number: MFCD00011358 InChI Key: IOLCXVTUBQKXJR-UHFFFAOYSA-M Synonym: potassium bromide,bromide salt of potassium,kalii bromidum,bromure de potassium,caswell no. 684,tripotassium tribromide,potassium bromide k3br3,unii-osd78555zm,ccris 6095 PubChem CID: 253877 ChEBI: CHEBI:32030 SMILES: [K+].[Br-]

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PubChem CID	253877
CAS	7758-02-3
Molecular Weight (g/mol)	119.00
ChEBI	CHEBI:32030
MDL Number	MFCD00011358
SMILES	[K+].[Br-]
Synonym	potassium bromide,bromide salt of potassium,kalii bromidum,bromure de potassium,caswell no. 684,tripotassium tribromide,potassium bromide k3br3,unii-osd78555zm,ccris 6095
InChI Key	IOLCXVTUBQKXJR-UHFFFAOYSA-M
Molecular Formula	BrK

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Potassium Chloride (White Crystals), Fisher BioReagents

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PubChem CID	4873
CAS	7447-40-7
Molecular Weight (g/mol)	74.55
ChEBI	CHEBI:32588
MDL Number	MFCD00011360
SMILES	[Cl-].[K+]
Synonym	potassium chloride,enseal,muriate of potash,klotrix,sylvite,slow-k,potassium chloride kcl,klor-con,chlorvescent,kalitabs
IUPAC Name	potassium chloride
InChI Key	WCUXLLCKKVVCTQ-UHFFFAOYSA-M
Molecular Formula	ClK

Thermo Scientific Chemicals Potassium iodide, 99%, for biochemistry

CAS: 7681-11-0 Molecular Formula: IK Molecular Weight (g/mol): 166 InChI Key: NLKNQRATVPKPDG-UHFFFAOYSA-M Synonym: potassium iodide,potassium iodide ki,pima,kali iodide,thyro-block,knollide,kisol,asmofug e,potassium diiodide,potassium monoiodide PubChem CID: 4875 ChEBI: CHEBI:8346 IUPAC Name: potassium;iodide SMILES: [K+].[I-]

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PubChem CID	4875
CAS	7681-11-0
Molecular Weight (g/mol)	166
ChEBI	CHEBI:8346
SMILES	[K+].[I-]
Synonym	potassium iodide,potassium iodide ki,pima,kali iodide,thyro-block,knollide,kisol,asmofug e,potassium diiodide,potassium monoiodide
IUPAC Name	potassium;iodide
InChI Key	NLKNQRATVPKPDG-UHFFFAOYSA-M
Molecular Formula	IK

Potassium ferricyanide, 98%, pure

CAS: 13746-66-2 Molecular Formula: C6FeK3N6 Molecular Weight (g/mol): 329.25 MDL Number: MFCD00011392 InChI Key: QMTKJUMXUDIUAQ-UHFFFAOYSA-N Synonym: potassium ferricyanide,red prussiate,potassium ferricyanate,tripotassium hexacyanoferrate,potassium cyanoferrate,iron potassium cyanide,tripotassium ferricyanide,tripotassium iron hexacyanide,tripotassium ferric hexacyanide,ccris 5559 PubChem CID: 26250 SMILES: [K+].[K+].[K+].N#C[Fe+3](C#N)(C#N)(C#N)(C#N)C#N

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PubChem CID	26250
CAS	13746-66-2
Molecular Weight (g/mol)	329.25
MDL Number	MFCD00011392
SMILES	[K+].[K+].[K+].N#C[Fe+3](C#N)(C#N)(C#N)(C#N)C#N
Synonym	potassium ferricyanide,red prussiate,potassium ferricyanate,tripotassium hexacyanoferrate,potassium cyanoferrate,iron potassium cyanide,tripotassium ferricyanide,tripotassium iron hexacyanide,tripotassium ferric hexacyanide,ccris 5559
InChI Key	QMTKJUMXUDIUAQ-UHFFFAOYSA-N
Molecular Formula	C6FeK3N6

Thermo Scientific Chemicals Potassium thiocyanate, 99%, for biochemistry

CAS: 333-20-0 Molecular Formula: CKNS Molecular Weight (g/mol): 97.18 InChI Key: ZNNZYHKDIALBAK-UHFFFAOYSA-M Synonym: potassium thiocyanate,potassium rhodanate,potassium rhodanide,rodanca,potassium sulfocyanate,rhodanide,rhocya,potassium thiocyanide,kscn,thiocyanic acid, potassium salt PubChem CID: 516872 ChEBI: CHEBI:30951 IUPAC Name: potassium;thiocyanate SMILES: C(#N)[S-].[K+]

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PubChem CID	516872
CAS	333-20-0
Molecular Weight (g/mol)	97.18
ChEBI	CHEBI:30951
SMILES	C(#N)[S-].[K+]
Synonym	potassium thiocyanate,potassium rhodanate,potassium rhodanide,rodanca,potassium sulfocyanate,rhodanide,rhocya,potassium thiocyanide,kscn,thiocyanic acid, potassium salt
IUPAC Name	potassium;thiocyanate
InChI Key	ZNNZYHKDIALBAK-UHFFFAOYSA-M
Molecular Formula	CKNS

Alkali Metal Salts

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Potassium Iodide, ACS Reagent Grade, Ricca Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Potassium Chloride (White Crystals), Fisher BioReagents GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Potassium Iodide, ACS Reagent Grade, Ricca Chemical

Potassium Chloride (White Crystals), Fisher BioReagents