Acids
Acids
Organic and inorganic acids suitable for a wide variety of laboratory applications. Products are available in solid and liquid forms and in various pH values, quantities, reagent grades, and purities.
Acids are defined as substances that have a sour taste, a low pH (<7), and cause litmus paper to turn red. They also react with bases (yielding water and ionic compounds called salts) and produce hydrogen gas when used to dissolve metals such as zinc and iron.
Chemically, an acid is a molecule or ion that acts as a proton or hydrogen ion donor (Brønsted-Lowry acid) in a non-aqueous solution. In water, acids form hydronium ions (H3O+).
An acid is alternatively defined as a molecule or ion that accepts an electron pair (Lewis acid). One example is trifluoroborane, which has a boron atom capable of accepting an electron pair from ammonia (NH3) to form NH3-BF3.
Common inorganic acids include hydrochloric, sulfuric, nitric, and phosphoric acids. Common organic acids include acetic, benzoic, citric, and lactic acids.
In the laboratory, acids are used as reagents or catalysts in many types of chemical reactions.
Strong acids, such as sulfuric and hydrochloric acid, are highly corrosive and have extensive commercial applications.
- Sulfuric acid is used to process petroleum and minerals and to make other chemicals like nitric acid
- Hydrochloric acid is used to pickle steel and other metals
- Some acids are used as neutralizers to produce salts; for example, ammonium nitrate is produced by the reaction of nitric acid with ammonia
- Many acids are also used in the food and beverage industry
Do you need bulk and custom chemical solutions? Ask our Fisher Scientific Chemical Specialists.
Filtered Search Results
Citric Acid, Anhydrous p.a., Thermo Scientific Chemicals
CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O
PubChem CID | 311 |
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CAS | 77-92-9 |
Molecular Weight (g/mol) | 192.12 |
ChEBI | CHEBI:30769 |
MDL Number | MFCD00011669 |
SMILES | OC(=O)CC(O)(CC(O)=O)C(O)=O |
Synonym | citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
InChI Key | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
Molecular Formula | C6H8O7 |
Citric acid, 99+%, Thermo Scientific Chemicals
CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O
PubChem CID | 311 |
---|---|
CAS | 77-92-9 |
Molecular Weight (g/mol) | 192.12 |
ChEBI | CHEBI:30769 |
MDL Number | MFCD00011669 |
SMILES | OC(=O)CC(O)(CC(O)=O)C(O)=O |
Synonym | citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
InChI Key | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
Molecular Formula | C6H8O7 |
Citric Acid Monohydrate, Certified AR for Analysis, meets analytical specification of Ph.Eur., USP, Fisher Chemical™
CAS: 5949-29-1 Molecular Formula: C6H10O8 Molecular Weight (g/mol): 210.14 MDL Number: 149972 InChI Key: YASYEJJMZJALEJ-UHFFFAOYSA-N IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid hydrate SMILES: O.OC(=O)CC(O)(CC(O)=O)C(O)=O
CAS | 5949-29-1 |
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Molecular Weight (g/mol) | 210.14 |
MDL Number | 149972 |
SMILES | O.OC(=O)CC(O)(CC(O)=O)C(O)=O |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid hydrate |
InChI Key | YASYEJJMZJALEJ-UHFFFAOYSA-N |
Molecular Formula | C6H10O8 |
Nitric Acid 65% d=1.40, Certified AR, for Analysis, Fisher Chemical™
CAS: 7697-37-2 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.01 MDL Number: MFCD00011349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N Synonym: hydrogen nitrate,aqua fortis,azotic acid,salpetersaeure,rfna,acidum nitricum,nital,acide nitrique,nitrous fumes,nitryl hydroxide PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: O[N+]([O-])=O
PubChem CID | 944 |
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CAS | 7697-37-2 |
Molecular Weight (g/mol) | 63.01 |
ChEBI | CHEBI:48107 |
MDL Number | MFCD00011349 |
SMILES | O[N+]([O-])=O |
Synonym | hydrogen nitrate,aqua fortis,azotic acid,salpetersaeure,rfna,acidum nitricum,nital,acide nitrique,nitrous fumes,nitryl hydroxide |
IUPAC Name | nitric acid |
InChI Key | GRYLNZFGIOXLOG-UHFFFAOYSA-N |
Molecular Formula | HNO3 |
Murexide, Thermo Scientific Chemicals
CAS: 3051-09-0 Molecular Formula: C8H3N5O6-2 Molecular Weight (g/mol): 265.141 MDL Number: MFCD00012777 InChI Key: MUMMBXDKKJEASE-UHFFFAOYSA-L Synonym: murexide,ammonium purpurate acid,6-oxo-5-2,4,6-trioxo-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate,5-hexahydro-2,4,6-trioxo-5-pyrimidinyl imino-2,4,6 1h,3h,5h-pyrimidinetrione ammonium salt,6-oxidanylidene-5-2,4,6-tris oxidanylidene-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate PubChem CID: 51381221 IUPAC Name: 6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate SMILES: C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O
PubChem CID | 51381221 |
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CAS | 3051-09-0 |
Molecular Weight (g/mol) | 265.141 |
MDL Number | MFCD00012777 |
SMILES | C1(=C(N=C(NC1=O)[O-])[O-])N=C2C(=O)NC(=O)NC2=O |
Synonym | murexide,ammonium purpurate acid,6-oxo-5-2,4,6-trioxo-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate,5-hexahydro-2,4,6-trioxo-5-pyrimidinyl imino-2,4,6 1h,3h,5h-pyrimidinetrione ammonium salt,6-oxidanylidene-5-2,4,6-tris oxidanylidene-1,3-diazinan-5-ylidene amino-1h-pyrimidine-2,4-diolate |
IUPAC Name | 6-oxo-5-[(2,4,6-trioxo-1,3-diazinan-5-ylidene)amino]-1H-pyrimidine-2,4-diolate |
InChI Key | MUMMBXDKKJEASE-UHFFFAOYSA-L |
Molecular Formula | C8H3N5O6-2 |
Citric Acid, 99.5 to 100.5% (based on Anhydrous substance), Honeywell Fluka™
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CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O
PubChem CID | 311 |
---|---|
CAS | 77-92-9 |
Molecular Weight (g/mol) | 192.12 |
ChEBI | CHEBI:30769 |
MDL Number | MFCD00011669 |
SMILES | OC(=O)CC(O)(CC(O)=O)C(O)=O |
Synonym | citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
InChI Key | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
Molecular Formula | C6H8O7 |
Oxalic acid, anhydrous, 98%, Thermo Scientific Chemicals
CAS: 144-62-7 Molecular Formula: C2H2O4 Molecular Weight (g/mol): 90.034 MDL Number: MFCD00002573 InChI Key: MUBZPKHOEPUJKR-UHFFFAOYSA-N Synonym: ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico PubChem CID: 971 ChEBI: CHEBI:16995 IUPAC Name: oxalic acid SMILES: C(=O)(C(=O)O)O
PubChem CID | 971 |
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CAS | 144-62-7 |
Molecular Weight (g/mol) | 90.034 |
ChEBI | CHEBI:16995 |
MDL Number | MFCD00002573 |
SMILES | C(=O)(C(=O)O)O |
Synonym | ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico |
IUPAC Name | oxalic acid |
InChI Key | MUBZPKHOEPUJKR-UHFFFAOYSA-N |
Molecular Formula | C2H2O4 |
Nitric Acid Solution 0.1M (0.1N), NIST Standard Solution Ready To Use, for Volumetric Analysis, Fisher Chemical™
CAS: 7697-37-2 Molecular Formula: HNO3 Molecular Weight (g/mol): 63.01 MDL Number: MFCD00011349 InChI Key: GRYLNZFGIOXLOG-UHFFFAOYSA-N Synonym: hydrogen nitrate,aqua fortis,azotic acid,salpetersaeure,rfna,acidum nitricum,nital,acide nitrique,nitrous fumes,nitryl hydroxide PubChem CID: 944 ChEBI: CHEBI:48107 IUPAC Name: nitric acid SMILES: O[N+]([O-])=O
PubChem CID | 944 |
---|---|
CAS | 7697-37-2 |
Molecular Weight (g/mol) | 63.01 |
ChEBI | CHEBI:48107 |
MDL Number | MFCD00011349 |
SMILES | O[N+]([O-])=O |
Synonym | hydrogen nitrate,aqua fortis,azotic acid,salpetersaeure,rfna,acidum nitricum,nital,acide nitrique,nitrous fumes,nitryl hydroxide |
IUPAC Name | nitric acid |
InChI Key | GRYLNZFGIOXLOG-UHFFFAOYSA-N |
Molecular Formula | HNO3 |
Reserpine, 99%, Thermo Scientific Chemicals
CAS: 50-55-5 Molecular Formula: C33H40N2O9 Molecular Weight (g/mol): 608.688 MDL Number: MFCD00005091 InChI Key: QEVHRUUCFGRFIF-MDEJGZGSSA-N Synonym: reserpine,serpalan,serpasil,serpivite,apoplon,deserpine,elserpine,hiserpia,hypersil,raunervil PubChem CID: 5770 ChEBI: CHEBI:28487 IUPAC Name: methyl (1R,15S,17R,18R,19S,20S)-6,18-dimethoxy-17-(3,4,5-trimethoxybenzoyl)oxy-1,3,11,12,14,15,16,17,18,19,20,21-dodecahydroyohimban-19-carboxylate SMILES: COC1C(CC2CN3CCC4=C(C3CC2C1C(=O)OC)NC5=C4C=CC(=C5)OC)OC(=O)C6=CC(=C(C(=C6)OC)OC)OC
PubChem CID | 5770 |
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CAS | 50-55-5 |
Molecular Weight (g/mol) | 608.688 |
ChEBI | CHEBI:28487 |
MDL Number | MFCD00005091 |
SMILES | COC1C(CC2CN3CCC4=C(C3CC2C1C(=O)OC)NC5=C4C=CC(=C5)OC)OC(=O)C6=CC(=C(C(=C6)OC)OC)OC |
Synonym | reserpine,serpalan,serpasil,serpivite,apoplon,deserpine,elserpine,hiserpia,hypersil,raunervil |
IUPAC Name | methyl (1R,15S,17R,18R,19S,20S)-6,18-dimethoxy-17-(3,4,5-trimethoxybenzoyl)oxy-1,3,11,12,14,15,16,17,18,19,20,21-dodecahydroyohimban-19-carboxylate |
InChI Key | QEVHRUUCFGRFIF-MDEJGZGSSA-N |
Molecular Formula | C33H40N2O9 |
Citric acid, 99.6%, Thermo Scientific Chemicals
CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O
PubChem CID | 311 |
---|---|
CAS | 77-92-9 |
Molecular Weight (g/mol) | 192.12 |
ChEBI | CHEBI:30769 |
MDL Number | MFCD00011669 |
SMILES | OC(=O)CC(O)(CC(O)=O)C(O)=O |
Synonym | citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
InChI Key | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
Molecular Formula | C6H8O7 |
Citric acid monohydrate, 99.5%, for analysis, Thermo Scientific Chemicals
CAS: 5949-29-1 Molecular Formula: C6H10O8 Molecular Weight (g/mol): 210.138 MDL Number: MFCD00149972 InChI Key: YASYEJJMZJALEJ-UHFFFAOYSA-N Synonym: citric acid monohydrate,citric acid hydrate,2-hydroxypropane-1,2,3-tricarboxylic acid hydrate,citric acid, monohydrate,unii-2968phw8qp,1,2,3-propanetricarboxylic acid, 2-hydroxy-, monohydrate,citrate,acidum citricum monohydricum,citric acid monohydrate usp PubChem CID: 22230 ChEBI: CHEBI:31404 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid;hydrate SMILES: C(C(=O)O)C(CC(=O)O)(C(=O)O)O.O
PubChem CID | 22230 |
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CAS | 5949-29-1 |
Molecular Weight (g/mol) | 210.138 |
ChEBI | CHEBI:31404 |
MDL Number | MFCD00149972 |
SMILES | C(C(=O)O)C(CC(=O)O)(C(=O)O)O.O |
Synonym | citric acid monohydrate,citric acid hydrate,2-hydroxypropane-1,2,3-tricarboxylic acid hydrate,citric acid, monohydrate,unii-2968phw8qp,1,2,3-propanetricarboxylic acid, 2-hydroxy-, monohydrate,citrate,acidum citricum monohydricum,citric acid monohydrate usp |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid;hydrate |
InChI Key | YASYEJJMZJALEJ-UHFFFAOYSA-N |
Molecular Formula | C6H10O8 |
Oxalic acid, 98%, anhydrous, Thermo Scientific Chemicals
CAS: 144-62-7 Molecular Formula: C2H2O4 Molecular Weight (g/mol): 90.034 MDL Number: MFCD00002573 InChI Key: MUBZPKHOEPUJKR-UHFFFAOYSA-N Synonym: ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico PubChem CID: 971 ChEBI: CHEBI:16995 IUPAC Name: oxalic acid SMILES: C(=O)(C(=O)O)O
PubChem CID | 971 |
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CAS | 144-62-7 |
Molecular Weight (g/mol) | 90.034 |
ChEBI | CHEBI:16995 |
MDL Number | MFCD00002573 |
SMILES | C(=O)(C(=O)O)O |
Synonym | ethanedioic acid,aktisal,aquisal,oxiric acid,oxalate,oxalsaeure,oxaalzuur,kyselina stavelova,acide oxalique,acido ossalico |
IUPAC Name | oxalic acid |
InChI Key | MUBZPKHOEPUJKR-UHFFFAOYSA-N |
Molecular Formula | C2H2O4 |
Citric Acid, Anhydrous, 99%, Pure, Thermo Scientific Chemicals
CAS: 77-92-9 Molecular Formula: C6H8O7 Molecular Weight (g/mol): 192.12 MDL Number: MFCD00011669 InChI Key: KRKNYBCHXYNGOX-UHFFFAOYSA-N Synonym: citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy PubChem CID: 311 ChEBI: CHEBI:30769 IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid SMILES: OC(=O)CC(O)(CC(O)=O)C(O)=O
PubChem CID | 311 |
---|---|
CAS | 77-92-9 |
Molecular Weight (g/mol) | 192.12 |
ChEBI | CHEBI:30769 |
MDL Number | MFCD00011669 |
SMILES | OC(=O)CC(O)(CC(O)=O)C(O)=O |
Synonym | citric acid,citric acid, anhydrous,citro,anhydrous citric acid,citrate,aciletten,citretten,chemfill,hydrocerol a,1,2,3-propanetricarboxylic acid, 2-hydroxy |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid |
InChI Key | KRKNYBCHXYNGOX-UHFFFAOYSA-N |
Molecular Formula | C6H8O7 |
L(+)-Tartaric acid, 99+%, Thermo Scientific Chemicals
CAS: 87-69-4 Molecular Formula: C4H6O6 Molecular Weight (g/mol): 150.09 MDL Number: MFCD00064207 InChI Key: FEWJPZIEWOKRBE-UHFFFAOYNA-N Synonym: l-tartaric acid,l-+-tartaric acid,l +-tartaric acid,2r,3r-2,3-dihydroxysuccinic acid,tartaric acid,2r,3r-2,3-dihydroxybutanedioic acid,r,r-tartaric acid,+-l-tartaric acid,dextrotartaric acid,l-threaric acid PubChem CID: 444305 ChEBI: CHEBI:15671 SMILES: OC(C(O)C(O)=O)C(O)=O
PubChem CID | 444305 |
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CAS | 87-69-4 |
Molecular Weight (g/mol) | 150.09 |
ChEBI | CHEBI:15671 |
MDL Number | MFCD00064207 |
SMILES | OC(C(O)C(O)=O)C(O)=O |
Synonym | l-tartaric acid,l-+-tartaric acid,l +-tartaric acid,2r,3r-2,3-dihydroxysuccinic acid,tartaric acid,2r,3r-2,3-dihydroxybutanedioic acid,r,r-tartaric acid,+-l-tartaric acid,dextrotartaric acid,l-threaric acid |
InChI Key | FEWJPZIEWOKRBE-UHFFFAOYNA-N |
Molecular Formula | C4H6O6 |
Citric Acid Monohydrate, Extra Pure, SLR, Granular, Fisher Chemical™
CAS: 5949-29-1 Molecular Formula: C6H10O8 Molecular Weight (g/mol): 210.14 MDL Number: 149972 InChI Key: YASYEJJMZJALEJ-UHFFFAOYSA-N IUPAC Name: 2-hydroxypropane-1,2,3-tricarboxylic acid hydrate SMILES: O.OC(=O)CC(O)(CC(O)=O)C(O)=O
CAS | 5949-29-1 |
---|---|
Molecular Weight (g/mol) | 210.14 |
MDL Number | 149972 |
SMILES | O.OC(=O)CC(O)(CC(O)=O)C(O)=O |
IUPAC Name | 2-hydroxypropane-1,2,3-tricarboxylic acid hydrate |
InChI Key | YASYEJJMZJALEJ-UHFFFAOYSA-N |
Molecular Formula | C6H10O8 |