Sulfuric Acid Ammonium Cerium Salt Dihydrate CAS 18923-36-9
| CAS No. | 18923-36-9 |
| Molecular Formula | Ce |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 273.24 g/mol gives Sulfuric Acid Ammonium Cerium Salt Dihydrate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Sulfuric Acid Ammonium Cerium Salt Dihydrate (CAS 18923-36-9), a certified reference material (molecular formula CeH2O4SH2OH3N, MW 273.24 g/mol) for analytical method development and quality control.
Sulfuric Acid Ammonium Cerium Salt Dihydrate (CeH2O4SH2OH3N) contains a sulfone group. It is notably hygroscopic; these physicochemical properties determine the optimal preparation and storage of its standard solutions. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), Sulfuric Acid Ammonium Cerium Salt Dihydrate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | Ce 3*H2O4S 2*H2O 2*H3N |
| Molecular Weight | 273.24 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Freely soluble in water |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| CAS Registry Year (est.) | 1962 |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
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Recommended Standards
- N-{4-[(6-{4-[(1R)-1-(4-fluorophenyl)ethyl]piperazin-1-yl}pyrimidin-4-yl)oxy]-1,3-benzothiazol-2-yl}acetamide (CAS 862269-93-0)
- Benzyl 2-[(1E)-3-(diethylamino)prop-1-en-1-yl]pyrrolidine-1-carboxylate (CAS 956194-87-9)
- 2-(3-Aminophenyl)acetonitrile hydrochloride (CAS 1129282-03-6)
- (4,5-dimethyl-1H-imidazol-2-yl)methanamine dihydrochloride (CAS 1223542-86-6)
- Methyl 2-amino-2-(4-isopropylphenyl)acetate (CAS 763918-91-8)
- 2-Chloro-3-(chloromethyl)-6-(difluoromethyl)pyridine (CAS 1806758-42-8)
- 2-(4-Bromophenyl)-5-phenylthiophene (CAS 118621-30-0)
- 3-Bromo-5-chloro-2-fluorobenzoic acid (CAS 1269232-93-0)
- 1-(2-Bromo-4-methylphenyl)urea (CAS 1016706-21-0)
- Semaglutide impurity 72 (CAS CATO-C4X-222672)
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