Bases
Bases
Bases of various chemical compositions, pH values, purities, reagent grades, and quantities suited for a wide variety of laboratory applications. Products are available in solid and liquid forms.
Bases are usually thought of as the chemical opposite of acids. They are commonly defined as compounds that form aqueous solutions that taste bitter, have a high pH (>7), cause litmus paper to turn blue, are slippery to the touch, and react with acids to form water and salts.
In the laboratory, bases are used as reagents or catalysts in many chemical reactions, and some are great conductors of electricity. In an industry setting, bases are used in many applications such as the manufacture of soap, paper, bleaching powder, and the synthetic fiber rayon.
Chemically, bases can be classified as:
- Arrhenius, substances that produce hydroxide (OH−) ions in aqueous solutions, and include sodium hydroxide (lye or caustic soda), potassium hydroxide (or caustic potash), and ammonium hydroxide (or aqua ammonia) Brønsted-Lowry, substances such as ammonia (NH3) that can accept a proton or hydrogen ion
- Lewis, compounds such as ammonia, alkyl or aryl amines, and pyridines and pyrimidines that are electron pair donors
NOTE: A Lewis base is also a Brønsted-Lowry base, but a Lewis acid is not necessarily also a Brønsted-Lowry acid.
Risultati della ricerca filtrata
Sodium Hydroxide Solution 1M (1N), NIST Standard Solution Ready To Use, for Volumetric Analysis, Meets Analytical Specification Of pH.Eur., Bp, Fisher Chemical™
HNaO, CAS Number-1310-73-2, sodium hydroxide solution, ascarite, aetznatron, soda lye, sodium hydrate, caustic soda, sodium hydroxide na oh, sodium hydroxide, white caustic, soda, caustic, 1L, 100 deg.C, CHEBI:32145, Colorless, HEMHJVSKTPXQMS-UHFFFAOYSA-M, sodium;hydroxide, 3548, 39.997
Sodium Hydroxide Solution 0.1M (0.1N), NIST Standard Solution ready to use, for volumetric analysis, meets analytical specification of Ph.Eur., BP, Fisher Chemical™
CAS: 1310-73-2 Formula molecolare: HNaO Molecular Weight (g/mol): 39.997 Numero MDL: 3548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
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Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
Numero MDL | 3548 |
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Sodium hydroxide, 98.5%, for analysis, pellets, Thermo Scientific Chemicals
CAS: 1310-73-2 Formula molecolare: HNaO Molecular Weight (g/mol): 39.997 Numero MDL: MFCD00003548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
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Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
Numero MDL | MFCD00003548 |
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Ammonium hydroxide, extra pure, 25% solution in water, Thermo Scientific Chemicals
CAS: 1336-21-6 Formula molecolare: H5NO Molecular Weight (g/mol): 35.05 Numero MDL: MFCD00066650 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N Sinonimo: ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh PubChem CID: 14923 ChEBI: CHEBI:18219 IUPAC Name: amine hydrate SMILES: N.O
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Sinonimo | ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh |
---|---|
Numero MDL | MFCD00066650 |
PubChem CID | 14923 |
Formula molecolare | H5NO |
CAS | 1336-21-6 |
Molecular Weight (g/mol) | 35.05 |
ChEBI | CHEBI:18219 |
SMILES | N.O |
IUPAC Name | amine hydrate |
InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
Sodium Hydroxide Solution 0.2M (0.2N), NIST Standard Solution Ready To Use, for Volumetric Analysis, Fisher Chemical™
CAS: 1310-73-2 Formula molecolare: HNaO Molecular Weight (g/mol): 39.997 Numero MDL: 3548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
Numero MDL | 3548 |
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Potassium hydroxide, ca. 85%, for analysis, pellets, Thermo Scientific Chemicals
CAS: 1310-58-3 Formula molecolare: HKO Molecular Weight (g/mol): 56.11 Numero MDL: MFCD00003553 InChI Key: KWYUFKZDYYNOTN-UHFFFAOYSA-M Sinonimo: potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 PubChem CID: 14797 ChEBI: CHEBI:32035 SMILES: [OH-].[K+]
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Sinonimo | potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 |
---|---|
Numero MDL | MFCD00003553 |
PubChem CID | 14797 |
Formula molecolare | HKO |
CAS | 1310-58-3 |
Molecular Weight (g/mol) | 56.11 |
ChEBI | CHEBI:32035 |
SMILES | [OH-].[K+] |
InChI Key | KWYUFKZDYYNOTN-UHFFFAOYSA-M |
Sodium hydroxide, pure, 1N Standard Solution, Thermo Scientific Chemicals
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Peso formulazione | 40 |
---|---|
Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
Formula lineare | NaOH |
Pericolo per la salute 1 | Danger |
Colore | Colorless |
Forma fisica | Liquid |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
Densità | 1.0400g/mL |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
PubChem CID | 14798 |
Formula molecolare | HNaO |
Fieser | 01,1083; 05,616; 07,336; 08,460 |
CAS | 7732-18-5 |
Indice di Merck | 15, 8761 |
Materiale o nome chimico | Sodium hydroxide |
IUPAC Name | sodium;hydroxide |
EINECS Number | 215-185-5 |
Concentrazione | 0.998 to 1.002N (20°C) |
Potassium hydroxide, ca. 85%, extra pure, flakes, Thermo Scientific Chemicals
CAS: 1310-58-3 Formula molecolare: HKO Molecular Weight (g/mol): 56.11 Numero MDL: MFCD00003553 InChI Key: KWYUFKZDYYNOTN-UHFFFAOYSA-M Sinonimo: potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 PubChem CID: 14797 ChEBI: CHEBI:32035 SMILES: [OH-].[K+]
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Sinonimo | potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 |
---|---|
Numero MDL | MFCD00003553 |
PubChem CID | 14797 |
Formula molecolare | HKO |
CAS | 1310-58-3 |
Molecular Weight (g/mol) | 56.11 |
ChEBI | CHEBI:32035 |
SMILES | [OH-].[K+] |
InChI Key | KWYUFKZDYYNOTN-UHFFFAOYSA-M |
Ammonium hydroxide, for analysis, 28-30 wt% solution of NH3 in water, Thermo Scientific Chemicals
CAS: 1336-21-6 Formula molecolare: H5NO Molecular Weight (g/mol): 35.05 Numero MDL: MFCD00066650 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N Sinonimo: ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh PubChem CID: 14923 ChEBI: CHEBI:18219 SMILES: N.O
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Sinonimo | ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh |
---|---|
Numero MDL | MFCD00066650 |
PubChem CID | 14923 |
Formula molecolare | H5NO |
CAS | 1336-21-6 |
Molecular Weight (g/mol) | 35.05 |
ChEBI | CHEBI:18219 |
SMILES | N.O |
InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |
Ammonia, 2M solution in methanol, AcroSeal™, Thermo Scientific Chemicals
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Peso formulazione | 17.03 |
---|---|
Formula lineare | NH3 |
Pericolo per la salute 1 | GHS Signal Word: Danger |
Pericolo per la salute 2 | GHS P Statement Toxic in contact with skin. Causes damage to organs. Toxic if swallowed. Causes serious eye damage. Toxic if inhaled. Causes skin irritation. Highly flammable liquid and vapor. |
Pericolo per la salute 3 | GHS P Statement Immediately call a POISON CENTER or doctor/physician. Wear protective gloves/protective clothing/eye protection/face protection. Do not breathe dust/fume/gas/mist/vapors/spray. Keep away from heat/sparks/open flames/hot surfaces. - No smoking. IF ON SKIN: Wash with plenty of soap and water. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. |
Forma fisica | Liquido |
Molecular Weight (g/mol) | 17.03 |
ChEBI | CHEBI:16134 |
InChI Key | QGZKDVFQNNGYKY-UHFFFAOYSA-N |
Gravità specifica | 0.787 |
PubChem CID | 222 |
Fieser | 05,15 |
Materiale o nome chimico | Ammonia |
Sinonimo | ammonia,ammonia gas,spirit of hartshorn,nitro-sil,ammoniakgas,ammonia anhydrous,anhydrous ammonia,ammonia, anhydrous,ammoniak,am-fol |
Numero MDL | MFCD00011418 |
Colore | Incolore |
SMILES | N |
Densità | 0.7870g/mL |
Punto d'infiammabilità | 6°C |
Imballaggio | Flacone in vetro AcroSeal™ |
Formula molecolare | H3N |
Informazioni di solubilità | Solubility in water: soluble. Other solubilities: soluble in most organic solvents |
CAS | 67-56-1 |
Indice di Merck | 15, 488 |
IUPAC Name | azano |
Concentrazione | 1.90 to 2.20M |
Sodium hydroxide, for analysis, 50% solution in water, ACROS Organics™
CAS: 1310-73-2 Formula molecolare: HNaO Molecular Weight (g/mol): 39.997 Numero MDL: MFCD00003548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
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Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
Numero MDL | MFCD00003548 |
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Sodium hydroxide, 97+%, ACS reagent, pellets, Thermo Scientific Chemicals
CAS: 1310-73-2 Formula molecolare: HNaO InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
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Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Sodium Hydroxide Solution 1M (1N), NIST Standard Solution Ready To Use, for Volumetric Analysis, Meets Analytical Specification Of pH.Eur., Bp, Fisher Chemical™
CAS: 1310-73-2 Formula molecolare: HNaO Molecular Weight (g/mol): 39.997 Numero MDL: 3548 InChI Key: HEMHJVSKTPXQMS-UHFFFAOYSA-M Sinonimo: sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic PubChem CID: 14798 ChEBI: CHEBI:32145 IUPAC Name: sodium;hydroxide SMILES: [OH-].[Na+]
Sinonimo | sodium hydroxide,caustic soda,sodium hydrate,white caustic,soda lye,aetznatron,ascarite,sodium hydroxide na oh,sodium hydroxide solution,soda, caustic |
---|---|
Numero MDL | 3548 |
PubChem CID | 14798 |
Formula molecolare | HNaO |
CAS | 1310-73-2 |
Molecular Weight (g/mol) | 39.997 |
ChEBI | CHEBI:32145 |
SMILES | [OH-].[Na+] |
IUPAC Name | sodium;hydroxide |
InChI Key | HEMHJVSKTPXQMS-UHFFFAOYSA-M |
Potassium hydroxide solution, 0.1M, Honeywell Fluka™
CAS: 1310-58-3 Formula molecolare: HKO Molecular Weight (g/mol): 56.11 Numero MDL: MFCD00003553 InChI Key: KWYUFKZDYYNOTN-UHFFFAOYSA-M Sinonimo: potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 PubChem CID: 14797 ChEBI: CHEBI:32035 IUPAC Name: potassium;hydroxide SMILES: [OH-].[K+]
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Sinonimo | potassium hydroxide,caustic potash,potash lye,potassium hydrate,hydroxyde de potassium,potassa,potasse caustique,potassium hydroxide k oh,potassium hydroxide solution,caswell no. 693 |
---|---|
Numero MDL | MFCD00003553 |
PubChem CID | 14797 |
Formula molecolare | HKO |
CAS | 1310-58-3 |
Molecular Weight (g/mol) | 56.11 |
ChEBI | CHEBI:32035 |
SMILES | [OH-].[K+] |
IUPAC Name | potassium;hydroxide |
InChI Key | KWYUFKZDYYNOTN-UHFFFAOYSA-M |
Ammonia Solution, 35%, Certified AR for Analysis, d=0.88, Fisher Chemical™
CAS: 1336-21-6 Formula molecolare: H5NO Molecular Weight (g/mol): 35.05 Numero MDL: MFCD00066650 InChI Key: VHUUQVKOLVNVRT-UHFFFAOYSA-N Sinonimo: ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh PubChem CID: 14923 ChEBI: CHEBI:18219 SMILES: N.O
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Sinonimo | ammonium hydroxide,ammonia water,ammonia aqueous,aquammonia,aqua ammonia,ammonia, aqua,household ammonia,ammonium hydroxide solution,ammonia, monohydrate,ammonium hydroxide nh4 oh |
---|---|
Numero MDL | MFCD00066650 |
PubChem CID | 14923 |
Formula molecolare | H5NO |
CAS | 1336-21-6 |
Molecular Weight (g/mol) | 35.05 |
ChEBI | CHEBI:18219 |
SMILES | N.O |
InChI Key | VHUUQVKOLVNVRT-UHFFFAOYSA-N |