The Ammonium Iron(III) Sulfate (12H2O) ACS Reagent by Dinâmica, available at LojaLab, is a dodecahydrate double salt known as ferric ammonium alum. The violet solid supplies Fe(III), ammonium and sulfate in a defined ratio and is used as an analytical reagent, ferric-iron source and indicator in compatible argentometric methods, especially the Volhard titration.
Characteristics
- Double salt of iron(III) and ammonium containing 12 water molecules of hydration
- Also known as ferric ammonium alum or ferric ammonium sulfate
- Fe(III) source for complexation reactions and thiocyanate-based color indication
- Analytical/ACS grade for methods specifying NH4Fe(SO4)2·12H2O.
Applications
- Ferric indicator in Volhard titrations and other compatible argentometric methods
- Preparation of Fe(III) and thiocyanate solutions for defined colorimetric assays
- Studies of complexation, hydrolysis and hydrated double-salt behavior
- Crystal growth and preparation of matrices containing iron(III), ammonium and sulfate.
Technical Specifications
- Product: Ammonium Iron(III) Sulfate Dodecahydrate ACS Reagent
- Brand: Dinâmica Química
- Grade: Analytical/ACS grade
- CAS number: 7783-83-7
- Chemical formula: NH4Fe(SO4)2·12H2O
- Molar mass: 482.20 g/mol
- Available quantities: 500 g, 1000 g.
Technical Data
| Physical state | Solid |
| Color | Violet |
| Melting/freezing point | 37 °C |
| Water solubility | Soluble |
| Iron oxidation state | +3 |
Frequently Asked Questions
What is Ammonium Iron(III) Sulfate (12H2O) ACS Reagent used for?
The main applications of Ammonium Iron(III) Sulfate (12H2O) ACS Reagent include ferric indicator in Volhard titrations and other compatible argentometric methods; preparation of Fe(III) and thiocyanate solutions for defined colorimetric assays.
What are the main characteristics of Ammonium Iron(III) Sulfate (12H2O) ACS Reagent?
The characteristics listed for Ammonium Iron(III) Sulfate (12H2O) ACS Reagent include double salt of iron(III) and ammonium containing 12 water molecules of hydration; also known as ferric ammonium alum or ferric ammonium sulfate.
How should Ammonium Iron(III) Sulfate (12H2O) ACS Reagent be selected for a laboratory application?
Selection of Ammonium Iron(III) Sulfate (12H2O) ACS Reagent should consider the grade, presentation, method requirements, and technical specifications described on this page.
What quantities of Ammonium Iron(III) Sulfate (12H2O) ACS Reagent are available?
Ammonium Iron(III) Sulfate (12H2O) ACS Reagent is available in 500 g and 1000 g. For other quantities, recurring purchases, or larger requirements, contact the sales team to check availability and request a quotation.
How can companies and institutions purchase Ammonium Iron(III) Sulfate (12H2O) ACS Reagent and request a formal quotation?
Companies, laboratories, educational institutions, and research organizations can purchase Ammonium Iron(III) Sulfate (12H2O) ACS Reagent directly from LojaLab. For recurring purchases, internal approval processes, research funding, public procurement, or formal quotation requirements, contact the sales team.
Professional Use and Safety Guidance
This product is intended for professional use in scientific research, laboratory analysis, education, and compatible industrial applications.
Each product has its own handling, storage, and disposal requirements. Before use, consult the corresponding SDS and follow the manufacturer's instructions and the safety procedures adopted by the institution.
LojaLab provides guidance on product selection and provenance; defining the use protocol and verifying suitability for the final application are the responsibility of the purchasing professional or institution.
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