Molekula
Ammonium dichromate
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ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
Ammonium dichromate is a bright orange-red crystalline solid used in pyrotechnics, as a catalyst, and in laboratory demonstrations due to its decomposition properties. It is a strong oxidizing agent and must be handled with care. CAS: 7789-09-5, Molecular formula: Cr₂H₈N₂O₇, Molecular weight: 252.07 g/mol, Storage: Ambient, Signal word: Danger. Molekula supplies Ammonium dichromate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 11963740
- CAS Number
- 7789-09-5
- IUPAC Name
- diazanium;oxido-(oxido(dioxo)chromio)oxy-dioxochromium
- Molecular Formula
- Cr2H8N2O7
- Molecular Weight
- 252.07
- Exact Mass
- 251.9142
- SMILES
- [NH4+].[NH4+].[O-][Cr](=O)(=O)O[Cr](=O)(=O)[O-]
- InChIKey
- JOSWYUNQBRPBDN-UHFFFAOYSA-P
- InChI
- InChI=1S/2Cr.2H3N.7O/h;;2*1H3;;;;;;;/q;;;;;;;;;2*-1/p+2
- PubChem CID
- 24600
Synonyms
- Ammonio (bicromato di)
- Ammonio (dicromato di)
- Ammonium bichromate
- Ammonium chromate ((NH4)2Cr2O7)
- Ammonium dichromate(VI)
- Ammoniumbichromaat
- Ammoniumdichromaat
- Ammoniumdichromat
- Bichromate d'ammonium
- Dichromic acid, diammonium salt
Literature values
Published physical properties of the substance, not batch specifications.
- Appearance
- Bright orange-red monoclinic prisms
- Odour
- Odorless
- Melting Point
- 170 °C
- Density
- 2.155 g/cm³ at 25 °C
Source: PubChem CID 24600 (HSDB, PAC Chemical Database)
Frequently asked questions
What is ammonium dichromate used for?
Ammonium dichromate is primarily used in laboratory settings for redox reactions and as a catalyst in organic synthesis. It is also used in pyrotechnics and as a mordant in dyeing.
What is the chemical formula and molecular weight of ammonium dichromate?
The chemical formula is Cr2H8N2O7, and the molecular weight is 252.07 g/mol.
How should ammonium dichromate be stored?
It should be stored at ambient temperature in a dry, well-ventilated area away from incompatible materials.
What grade of ammonium dichromate does Molekula supply?
Molekula supplies ammonium dichromate in reagent grade, suitable for laboratory and research applications.
Can Molekula supply ammonium dichromate in bulk?
Yes, Molekula can supply ammonium dichromate in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of ammonium dichromate?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) compliant with GHS standards.
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Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.