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Catalog Number:
37420
CAS Number:
7789-09-5
Ammonium dichromate
Grade:
Technical Grade
Purity:
≥ 98% (Assay)
Synonym(s):
Ammonium bichromate
Hazmat
Documents
$51.18 /250G
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Product Information

Ammonium dichromate is a versatile chemical compound widely recognized for its applications in various industrial and research settings. This bright orange crystalline solid is primarily used as an oxidizing agent in organic synthesis, particularly in the preparation of dyes and pigments. Its strong oxidizing properties make it invaluable in the production of chromium-based compounds, which are essential in the manufacture of leather, ceramics, and glass. Additionally, ammonium dichromate is employed in educational demonstrations to illustrate chemical reactions, such as the dramatic "volcano" effect when heated, showcasing its engaging properties for teaching purposes.

In the field of analytical chemistry, ammonium dichromate serves as a reagent for the determination of various substances, including alcohols and aldehydes, due to its ability to facilitate oxidation reactions. Its unique characteristics, such as high solubility in water and stability under standard conditions, enhance its usability across different applications. Researchers and industry professionals appreciate ammonium dichromate for its effectiveness and reliability, making it a preferred choice for both laboratory experiments and large-scale industrial processes.

Synonyms
Ammonium bichromate
CAS Number
7789-09-5
Purity
≥ 98% (Assay)
Grade
Technical Grade
Molecular Formula
(NH4)2Cr2O7
Molecular Weight
252.07
MDL Number
MFCD00010879
PubChem ID
24600
Melting Point
185 °C (dec.) (Approx.)
Appearance
Orange to dark orange crystals
Conditions
Store at RT
General Information
Synonyms
Ammonium bichromate
CAS Number
7789-09-5
Purity
≥ 98% (Assay)
Grade
Technical Grade
Molecular Formula
(NH4)2Cr2O7
Molecular Weight
252.07
MDL Number
MFCD00010879
PubChem ID
24600
Melting Point
185 °C (dec.) (Approx.)
Appearance
Orange to dark orange crystals
Conditions
Store at RT
Properties
Additional property information coming soon!
-
Safety and Regulations
Hazmat
Yes
Antibiotic
No
DEA-regulated
No
Warnings
-
Applications

Ammonium dichromate is widely utilized in research focused on:

  • Pyrotechnics: This compound is a key ingredient in producing vibrant colors in fireworks and flares, providing a visually appealing display for celebrations and events.
  • Analytical Chemistry: It serves as a reagent in various analytical procedures, particularly in the determination of organic compounds, enhancing the accuracy of chemical analyses.
  • Photography: Historically, ammonium dichromate was used in the development of photographic prints, particularly in the process known as dichromate printing, allowing for unique artistic effects.
  • Laboratory Demonstrations: It is often employed in educational settings for dramatic chemical demonstrations, such as the "volcano" effect, which captures students' interest and illustrates chemical reactions effectively.
  • Environmental Research: The compound is utilized in studies related to chromium contamination in soil and water, helping researchers develop methods for remediation and environmental protection.

Citations