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.
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Fisher Science Education™ Hydrochloric Acid, ACS, 12M
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CAS: 7647-01-0 Molecular Formula: ClH Molecular Weight (g/mol): 36.46 MDL Number: MFCD00011324 MFCD00792839 InChI Key: VEXZGXHMUGYJMC-UHFFFAOYSA-N Synonym: hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof PubChem CID: 313 ChEBI: CHEBI:17883 IUPAC Name: hydrogen chloride SMILES: Cl
PubChem CID | 313 |
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CAS | 7647-01-0 |
Molecular Weight (g/mol) | 36.46 |
ChEBI | CHEBI:17883 |
MDL Number | MFCD00011324 MFCD00792839 |
SMILES | Cl |
Synonym | hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof |
IUPAC Name | hydrogen chloride |
InChI Key | VEXZGXHMUGYJMC-UHFFFAOYSA-N |
Molecular Formula | ClH |
Fisher Science Education™ Vinegar
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CAS: 7732-18-5 Molecular Formula: C2H4O2 Molecular Weight (g/mol): 60.05 MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N Synonym: ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O
PubChem CID | 176 |
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CAS | 7732-18-5 |
Molecular Weight (g/mol) | 60.05 |
ChEBI | CHEBI:15366 |
MDL Number | MFCD00036152 |
SMILES | CC(O)=O |
Synonym | ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure |
IUPAC Name | acetic acid |
InChI Key | QTBSBXVTEAMEQO-UHFFFAOYSA-N |
Molecular Formula | C2H4O2 |
Fisher Science Education™ Acetic Acid, Glacial
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CAS: 64-19-7 Molecular Formula: C2H4O2 Molecular Weight (g/mol): 60.05 MDL Number: MFCD00036152 InChI Key: QTBSBXVTEAMEQO-UHFFFAOYSA-N Synonym: ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure PubChem CID: 176 ChEBI: CHEBI:15366 IUPAC Name: acetic acid SMILES: CC(O)=O
PubChem CID | 176 |
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CAS | 64-19-7 |
Molecular Weight (g/mol) | 60.05 |
ChEBI | CHEBI:15366 |
MDL Number | MFCD00036152 |
SMILES | CC(O)=O |
Synonym | ethanoic acid,ethylic acid,acetic acid, glacial,methanecarboxylic acid,vinegar acid,glacial,acetasol,acide acetique,essigsaeure |
IUPAC Name | acetic acid |
InChI Key | QTBSBXVTEAMEQO-UHFFFAOYSA-N |
Molecular Formula | C2H4O2 |
Fisher Science Education™ Citric Acid, Anhydrous
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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 |
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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 |
Fisher Science Education™ Hydrochloric Acid, 0.1M (0.1N) Solution
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CAS: 7647-01-0 Molecular Formula: ClH Molecular Weight (g/mol): 36.46 MDL Number: MFCD00011324 MFCD00792839 InChI Key: VEXZGXHMUGYJMC-UHFFFAOYSA-N Synonym: hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof PubChem CID: 313 ChEBI: CHEBI:17883 IUPAC Name: hydrogen chloride SMILES: Cl
PubChem CID | 313 |
---|---|
CAS | 7647-01-0 |
Molecular Weight (g/mol) | 36.46 |
ChEBI | CHEBI:17883 |
MDL Number | MFCD00011324 MFCD00792839 |
SMILES | Cl |
Synonym | hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof |
IUPAC Name | hydrogen chloride |
InChI Key | VEXZGXHMUGYJMC-UHFFFAOYSA-N |
Molecular Formula | ClH |
Fisher Science Education™ Nitric Acid Solution, 15.8M, Concentrated
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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 |
Fisher Science Education™ Citric Acid , Monohydrate
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CAS: 5949-29-1 Molecular Formula: C6H10O8 Molecular Weight (g/mol): 210.138 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 |
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 |
Fisher Science Education™ Lactic Acid
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CAS: 50-21-5 Molecular Formula: C3H6O3 Molecular Weight (g/mol): 90.08 MDL Number: MFCD00004520 InChI Key: JVTAAEKCZFNVCJ-UHFFFAOYNA-N Synonym: lactic acid,dl-lactic acid,2-hydroxypropionic acid,milk acid,lactate,polylactic acid,ethylidenelactic acid,lactovagan,tonsillosan,acidum lacticum PubChem CID: 612 ChEBI: CHEBI:78320 IUPAC Name: 2-hydroxypropanoic acid SMILES: CC(O)C(O)=O
PubChem CID | 612 |
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CAS | 50-21-5 |
Molecular Weight (g/mol) | 90.08 |
ChEBI | CHEBI:78320 |
MDL Number | MFCD00004520 |
SMILES | CC(O)C(O)=O |
Synonym | lactic acid,dl-lactic acid,2-hydroxypropionic acid,milk acid,lactate,polylactic acid,ethylidenelactic acid,lactovagan,tonsillosan,acidum lacticum |
IUPAC Name | 2-hydroxypropanoic acid |
InChI Key | JVTAAEKCZFNVCJ-UHFFFAOYNA-N |
Molecular Formula | C3H6O3 |
Fisher Science Education™ Boric Acid
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CAS: 10045-35-3 Molecular Formula: BH3O3 Molecular Weight (g/mol): 61.83 MDL Number: MFCD00011337 InChI Key: KGBXLFKZBHKPEV-UHFFFAOYSA-N Synonym: orthoboric acid,boracic acid,borofax,boron hydroxide,boron trihydroxide,three elephant,basilit b,trihydroxyborone,h3bo3,flea prufe PubChem CID: 7628 ChEBI: CHEBI:33118 IUPAC Name: boric acid SMILES: OB(O)O
PubChem CID | 7628 |
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CAS | 10045-35-3 |
Molecular Weight (g/mol) | 61.83 |
ChEBI | CHEBI:33118 |
MDL Number | MFCD00011337 |
SMILES | OB(O)O |
Synonym | orthoboric acid,boracic acid,borofax,boron hydroxide,boron trihydroxide,three elephant,basilit b,trihydroxyborone,h3bo3,flea prufe |
IUPAC Name | boric acid |
InChI Key | KGBXLFKZBHKPEV-UHFFFAOYSA-N |
Molecular Formula | BH3O3 |
Fisher Science Education™ Hydrochloric Acid Solutions (Molar)
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CAS: 7647-01-0 Molecular Formula: ClH Molecular Weight (g/mol): 36.46 MDL Number: MFCD00011324 MFCD00792839 InChI Key: VEXZGXHMUGYJMC-UHFFFAOYSA-N Synonym: hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof PubChem CID: 313 ChEBI: CHEBI:17883 IUPAC Name: hydrogen chloride SMILES: Cl
PubChem CID | 313 |
---|---|
CAS | 7647-01-0 |
Molecular Weight (g/mol) | 36.46 |
ChEBI | CHEBI:17883 |
MDL Number | MFCD00011324 MFCD00792839 |
SMILES | Cl |
Synonym | hydrochloric acid,hydrogen chloride,muriatic acid,chlorohydric acid,acide chlorhydrique,chlorwasserstoff,spirits of salt,hydrogen chloride hcl,anhydrous hydrochloric acid,chloorwaterstof |
IUPAC Name | hydrogen chloride |
InChI Key | VEXZGXHMUGYJMC-UHFFFAOYSA-N |
Molecular Formula | ClH |
Fisher Science Education™ Oxalic Acid, Dihydrate
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CAS: 6153-56-6 Molecular Formula: C2H6O6 Molecular Weight (g/mol): 126.064 InChI Key: GEVPUGOOGXGPIO-UHFFFAOYSA-N Synonym: oxalic acid dihydrate,ethanedioic acid, dihydrate,unii-0k2l2ij59o,ethanedioic acid dihydrate,oxalic acid, dihydrate,oxalicacid dihydrate,dihydrate oxalic acid,oxalic acid di-hydrate,pubchem17416,acmc-209mtm PubChem CID: 61373 IUPAC Name: oxalic acid;dihydrate SMILES: C(=O)(C(=O)O)O.O.O
PubChem CID | 61373 |
---|---|
CAS | 6153-56-6 |
Molecular Weight (g/mol) | 126.064 |
SMILES | C(=O)(C(=O)O)O.O.O |
Synonym | oxalic acid dihydrate,ethanedioic acid, dihydrate,unii-0k2l2ij59o,ethanedioic acid dihydrate,oxalic acid, dihydrate,oxalicacid dihydrate,dihydrate oxalic acid,oxalic acid di-hydrate,pubchem17416,acmc-209mtm |
IUPAC Name | oxalic acid;dihydrate |
InChI Key | GEVPUGOOGXGPIO-UHFFFAOYSA-N |
Molecular Formula | C2H6O6 |
Fisher Science Education™ Salicylic Acid
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CAS: 69-72-7 Molecular Formula: C7H6O3 Molecular Weight (g/mol): 138.12 MDL Number: MFCD00002439 InChI Key: YGSDEFSMJLZEOE-UHFFFAOYSA-N Synonym: salicylic acid,o-hydroxybenzoic acid,2-carboxyphenol,o-carboxyphenol,rutranex,salonil,retarder w,keralyt,duoplant,freezone PubChem CID: 338 ChEBI: CHEBI:16914 IUPAC Name: 2-hydroxybenzoic acid SMILES: OC(=O)C1=CC=CC=C1O
PubChem CID | 338 |
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CAS | 69-72-7 |
Molecular Weight (g/mol) | 138.12 |
ChEBI | CHEBI:16914 |
MDL Number | MFCD00002439 |
SMILES | OC(=O)C1=CC=CC=C1O |
Synonym | salicylic acid,o-hydroxybenzoic acid,2-carboxyphenol,o-carboxyphenol,rutranex,salonil,retarder w,keralyt,duoplant,freezone |
IUPAC Name | 2-hydroxybenzoic acid |
InChI Key | YGSDEFSMJLZEOE-UHFFFAOYSA-N |
Molecular Formula | C7H6O3 |
Fisher Science Education™ Maleic Acid
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CAS: 110-16-7 Molecular Formula: C4H4O4 Molecular Weight (g/mol): 116.07 MDL Number: MFCD00063177 InChI Key: VZCYOOQTPOCHFL-OWOJBTEDSA-N Synonym: maleic acid,cis-butenedioic acid,toxilic acid,maleinic acid,malenic acid,2z-but-2-enedioic acid,2-butenedioic acid z,maleate,cis-1,2-ethylenedicarboxylic acid,z-butenedioic acid PubChem CID: 444266 ChEBI: CHEBI:18300 IUPAC Name: (2E)-but-2-enedioic acid SMILES: OC(=O)\C=C\C(O)=O
PubChem CID | 444266 |
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CAS | 110-16-7 |
Molecular Weight (g/mol) | 116.07 |
ChEBI | CHEBI:18300 |
MDL Number | MFCD00063177 |
SMILES | OC(=O)\C=C\C(O)=O |
Synonym | maleic acid,cis-butenedioic acid,toxilic acid,maleinic acid,malenic acid,2z-but-2-enedioic acid,2-butenedioic acid z,maleate,cis-1,2-ethylenedicarboxylic acid,z-butenedioic acid |
IUPAC Name | (2E)-but-2-enedioic acid |
InChI Key | VZCYOOQTPOCHFL-OWOJBTEDSA-N |
Molecular Formula | C4H4O4 |
Fisher Science Education™ Trichloroacetic Acid
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CAS: 76-03-9 Molecular Formula: C2HCl3O2 Molecular Weight (g/mol): 163.378 InChI Key: YNJBWRMUSHSURL-UHFFFAOYSA-N Synonym: trichloroacetic acid,trichloroethanoic acid,aceto-caustin,trichloroacetic acid,acetic acid, trichloro,trichloressigsaeure,konesta,acide trichloracetique,acido tricloroacetico,amchem grass killer PubChem CID: 6421 ChEBI: CHEBI:30956 IUPAC Name: 2,2,2-trichloroacetic acid SMILES: C(=O)(C(Cl)(Cl)Cl)O
PubChem CID | 6421 |
---|---|
CAS | 76-03-9 |
Molecular Weight (g/mol) | 163.378 |
ChEBI | CHEBI:30956 |
SMILES | C(=O)(C(Cl)(Cl)Cl)O |
Synonym | trichloroacetic acid,trichloroethanoic acid,aceto-caustin,trichloroacetic acid,acetic acid, trichloro,trichloressigsaeure,konesta,acide trichloracetique,acido tricloroacetico,amchem grass killer |
IUPAC Name | 2,2,2-trichloroacetic acid |
InChI Key | YNJBWRMUSHSURL-UHFFFAOYSA-N |
Molecular Formula | C2HCl3O2 |
Fisher Science Education™ Nitric Acid Solution
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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 |