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.

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Sodium Sulfate Anhydrous, Certified ACS, Suitable for Pesticide Residue Analysis (Granular, 10-60 mesh), Fisher Chemical™

CAS: 7757-82-6 Molecular Formula: Na2O4S Molecular Weight (g/mol): 142.04 MDL Number: MFCD00003504 InChI Key: PMZURENOXWZQFD-UHFFFAOYSA-L Synonym: sodium sulfate,disodium sulfate,salt cake,thenardite,sodium sulfate anhydrous,sodium sulphate,sodium sulfate, anhydrous,sulfuric acid disodium salt,disodium sulphate,sodium sulfate 2:1 PubChem CID: 24436 ChEBI: CHEBI:32149 IUPAC Name: disodium sulfate SMILES: [Na+].[Na+].[O-]S([O-])(=O)=O

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PubChem CID	24436
CAS	7757-82-6
Molecular Weight (g/mol)	142.04
ChEBI	CHEBI:32149
MDL Number	MFCD00003504
SMILES	[Na+].[Na+].[O-]S([O-])(=O)=O
Synonym	sodium sulfate,disodium sulfate,salt cake,thenardite,sodium sulfate anhydrous,sodium sulphate,sodium sulfate, anhydrous,sulfuric acid disodium salt,disodium sulphate,sodium sulfate 2:1
IUPAC Name	disodium sulfate
InChI Key	PMZURENOXWZQFD-UHFFFAOYSA-L
Molecular Formula	Na2O4S

Sodium sulfite, 97%, extra pure, anhydrous

CAS: 7757-83-7 Molecular Formula: Na₂O₃S Molecular Weight (g/mol): 126.04 InChI Key: GEHJYWRUCIMESM-UHFFFAOYSA-L Synonym: sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit PubChem CID: 24437 ChEBI: CHEBI:86477 IUPAC Name: disodium;sulfite SMILES: [O-]S(=O)[O-].[Na+].[Na+]

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PubChem CID	24437
CAS	7757-83-7
Molecular Weight (g/mol)	126.04
ChEBI	CHEBI:86477
SMILES	[O-]S(=O)[O-].[Na+].[Na+]
Synonym	sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit
IUPAC Name	disodium;sulfite
InChI Key	GEHJYWRUCIMESM-UHFFFAOYSA-L
Molecular Formula	Na₂O₃S

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Sodium Phosphate Dibasic Dihydrate (USP/FCC/EP/BP), Fisher Chemical™

CAS: 10049-21-5 Molecular Formula: H5Na2O6P Molecular Weight (g/mol): 177.99 MDL Number: MFCD00149182 InChI Key: KDQPSPMLNJTZAL-UHFFFAOYSA-L Synonym: disodium hydrogen phosphate dihydrate,disodium phosphate dihydrate,sodium phosphate dibasic dihydrate,di-sodium hydrogen phosphate dihydrate,phosphoric acid, disodium salt, dihydrate,sodium hydrogenphosphate dihydrate,sodium phosphate, dibasic, dihydrate,disodium hydrogenphosphate dihydrate,dinatrii phosphas dihydricus,2na.hpo4.2h2o PubChem CID: 6451167 IUPAC Name: disodium dihydrate hydrogen phosphate SMILES: O.O.[Na+].[Na+].OP([O-])([O-])=O

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PubChem CID	6451167
CAS	10049-21-5
Molecular Weight (g/mol)	177.99
MDL Number	MFCD00149182
SMILES	O.O.[Na+].[Na+].OP([O-])([O-])=O
Synonym	disodium hydrogen phosphate dihydrate,disodium phosphate dihydrate,sodium phosphate dibasic dihydrate,di-sodium hydrogen phosphate dihydrate,phosphoric acid, disodium salt, dihydrate,sodium hydrogenphosphate dihydrate,sodium phosphate, dibasic, dihydrate,disodium hydrogenphosphate dihydrate,dinatrii phosphas dihydricus,2na.hpo4.2h2o
IUPAC Name	disodium dihydrate hydrogen phosphate
InChI Key	KDQPSPMLNJTZAL-UHFFFAOYSA-L
Molecular Formula	H5Na2O6P

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 bisulfite, ACS reagent, powder

CAS: 7631-90-5 Molecular Formula: NaO3S Molecular Weight (g/mol): 103.05 MDL Number: MFCD00003530 InChI Key: DWAQJAXMDSEUJJ-UHFFFAOYSA-L Synonym: sodium bisulfite,sodium hydrogen sulfite,sodium bisulphite,sodium hydrogensulfite,sodium sulfhydrate,monosodium sulfite,uantax sbs,sulfurous acid, monosodium salt,caswell no. 750,hydrogen sodium sulfite PubChem CID: 23665763 ChEBI: CHEBI:26709 IUPAC Name: sodium sulfite SMILES: [Na+].[O-]S([O-])=O

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Specifications

PubChem CID	23665763
CAS	7631-90-5
Molecular Weight (g/mol)	103.05
ChEBI	CHEBI:26709
MDL Number	MFCD00003530
SMILES	[Na+].[O-]S([O-])=O
Synonym	sodium bisulfite,sodium hydrogen sulfite,sodium bisulphite,sodium hydrogensulfite,sodium sulfhydrate,monosodium sulfite,uantax sbs,sulfurous acid, monosodium salt,caswell no. 750,hydrogen sodium sulfite
IUPAC Name	sodium sulfite
InChI Key	DWAQJAXMDSEUJJ-UHFFFAOYSA-L
Molecular Formula	NaO3S

Sodium sulfite, 98.5%, for analysis, anhydrous

CAS: 7757-83-7 Molecular Formula: Na₂O₃S Molecular Weight (g/mol): 126.04 MDL Number: MFCD00003503 InChI Key: GEHJYWRUCIMESM-UHFFFAOYSA-L Synonym: sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit PubChem CID: 24437 ChEBI: CHEBI:86477 IUPAC Name: disodium;sulfite SMILES: [O-]S(=O)[O-].[Na+].[Na+]

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Specifications

PubChem CID	24437
CAS	7757-83-7
Molecular Weight (g/mol)	126.04
ChEBI	CHEBI:86477
MDL Number	MFCD00003503
SMILES	[O-]S(=O)[O-].[Na+].[Na+]
Synonym	sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit
IUPAC Name	disodium;sulfite
InChI Key	GEHJYWRUCIMESM-UHFFFAOYSA-L
Molecular Formula	Na₂O₃S

Sodium Persulfate (Sodium Peroxydisulfate), Reagents

CAS: 7775-27-1 Molecular Formula: Na2O8S2 Molecular Weight (g/mol): 238.09 InChI Key: CHQMHPLRPQMAMX-UHFFFAOYSA-L Synonym: Sodium Peroxydisulfate IUPAC Name: disodium [(sulfonatoperoxy)sulfonyl]oxidanide SMILES: [Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O

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Specifications

CAS	7775-27-1
Molecular Weight (g/mol)	238.09
SMILES	[Na+].[Na+].[O-]S(=O)(=O)OOS([O-])(=O)=O
Synonym	Sodium Peroxydisulfate
IUPAC Name	disodium [(sulfonatoperoxy)sulfonyl]oxidanide
InChI Key	CHQMHPLRPQMAMX-UHFFFAOYSA-L
Molecular Formula	Na2O8S2

Sodium Sulfate Anhydrous (Granular/ACS), MilliporeSigma™

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Specifications

PubChem CID	24436
CAS	7757-82-6
Molecular Weight (g/mol)	142.04
ChEBI	CHEBI:32149
MDL Number	MFCD00003504
SMILES	[Na+].[Na+].[O-]S([O-])(=O)=O
Synonym	sodium sulfate,disodium sulfate,salt cake,thenardite,sodium sulfate anhydrous,sodium sulphate,sodium sulfate, anhydrous,sulfuric acid disodium salt,disodium sulphate,sodium sulfate 2:1
IUPAC Name	disodium sulfate
InChI Key	PMZURENOXWZQFD-UHFFFAOYSA-L
Molecular Formula	Na2O4S

Sodium Bisulfite, ACS Reagent , Reagents

CAS: 7631-90-5 Molecular Formula: NaO3S Molecular Weight (g/mol): 103.05 InChI Key: DWAQJAXMDSEUJJ-UHFFFAOYSA-L Synonym: Sodium Hydrogen Sulfite IUPAC Name: sodium sulfite SMILES: [Na+].[O-]S([O-])=O

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CAS	7631-90-5
Molecular Weight (g/mol)	103.05
SMILES	[Na+].[O-]S([O-])=O
Synonym	Sodium Hydrogen Sulfite
IUPAC Name	sodium sulfite
InChI Key	DWAQJAXMDSEUJJ-UHFFFAOYSA-L
Molecular Formula	NaO3S

Sodium Bisulfite, Granular, ACS, 58.5%, Spectrum™ Chemical

CAS: 7631-90-5

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CAS	7631-90-5

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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Specifications

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

Sodium Bisulfite ACS AR Granular, Macron Fine Chemicals™

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PubChem CID	23665763
CAS	7631-90-5
Molecular Weight (g/mol)	103.05
ChEBI	CHEBI:26709
MDL Number	MFCD00003530
SMILES	[Na+].[O-]S([O-])=O
Synonym	sodium bisulfite,sodium hydrogen sulfite,sodium bisulphite,sodium hydrogensulfite,sodium sulfhydrate,monosodium sulfite,uantax sbs,sulfurous acid, monosodium salt,caswell no. 750,hydrogen sodium sulfite
IUPAC Name	sodium sulfite
InChI Key	DWAQJAXMDSEUJJ-UHFFFAOYSA-L
Molecular Formula	NaO3S

Sodium chloride, ACS, 99.0% min

CAS: 7647-14-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M Synonym: sodium chloride,salt,table salt,halite,saline,rock salt,common salt,sodium chloride nacl,dendritis,purex PubChem CID: 5234 ChEBI: CHEBI:26710 SMILES: [Na+].[Cl-]

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PubChem CID	5234
CAS	7647-14-5
Molecular Weight (g/mol)	58.44
ChEBI	CHEBI:26710
MDL Number	MFCD00003477
SMILES	[Na+].[Cl-]
Synonym	sodium chloride,salt,table salt,halite,saline,rock salt,common salt,sodium chloride nacl,dendritis,purex
InChI Key	FAPWRFPIFSIZLT-UHFFFAOYSA-M
Molecular Formula	ClNa

Sodium sulfite, anhydrous, 98%

CAS: 7757-83-7 Molecular Formula: Na2O3S Molecular Weight (g/mol): 126.037 MDL Number: MFCD00003503 InChI Key: GEHJYWRUCIMESM-UHFFFAOYSA-L Synonym: sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit PubChem CID: 24437 ChEBI: CHEBI:86477 IUPAC Name: disodium;sulfite SMILES: [O-]S(=O)[O-].[Na+].[Na+]

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PubChem CID	24437
CAS	7757-83-7
Molecular Weight (g/mol)	126.037
ChEBI	CHEBI:86477
MDL Number	MFCD00003503
SMILES	[O-]S(=O)[O-].[Na+].[Na+]
Synonym	sodium sulfite,disodium sulfite,sodium sulphite,sodium sulfite anhydrous,sulfurous acid, disodium salt,sulftech,natrium sulfurosum,sodiumsulfite,natriumsulfid,natriumsulfit
IUPAC Name	disodium;sulfite
InChI Key	GEHJYWRUCIMESM-UHFFFAOYSA-L
Molecular Formula	Na2O3S

Sodium Chloride 0.9% (Normal Saline), USP, Sterile Grade, Cytiva Hyclone™

CAS: 7732-18-5 Molecular Formula: ClNa Molecular Weight (g/mol): 58.44 MDL Number: MFCD00003477 InChI Key: FAPWRFPIFSIZLT-UHFFFAOYSA-M IUPAC Name: sodium chloride SMILES: [Na+].[Cl-]

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CAS	7732-18-5
Molecular Weight (g/mol)	58.44
MDL Number	MFCD00003477
SMILES	[Na+].[Cl-]
IUPAC Name	sodium chloride
InChI Key	FAPWRFPIFSIZLT-UHFFFAOYSA-M
Molecular Formula	ClNa

Alkali Metal Salts

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Sodium Phosphate Dibasic Dihydrate (USP/FCC/EP/BP), Fisher Chemical™ GSA/VA ContractAvailable on GSA/VA contract for Federal Government customers.Learn More

Sodium Bisulfite, Granular, ACS, 58.5%, Spectrum™ Chemical Small and Specialty Supplier PartnerSmall and/or specialty supplier based on Federal laws and SBA requirements.Learn More

Sodium Phosphate Dibasic Dihydrate (USP/FCC/EP/BP), Fisher Chemical™

Sodium Bisulfite, Granular, ACS, 58.5%, Spectrum™ Chemical