Product Overview
Ammonium Dichromate, Crystal, Reagent
Molecular Formula:H8Cr2N2O7
Ammonium Dichromate, Crystal, Reagent, also known as Vesuvian Fire because of its use in demonstrations of tabletop volcanoes. It is used in the laboratory as a catalyst, in pyrotechnics and as a mordant for dyeing pigments. The Reagent grade denotes that this chemical is the highest quality commercially available and that the American Chemical Society has not officially set any specifications for this material. ScienceLab Reagent grade products meet the toughest regulatory standards for quality and purity.
Synonyms: Ammonium Bichromate
| TEST | MIN | MAX |
|---|---|---|
| ASSAY [(NH4)2Cr2O7] | 99.5 % | |
| pH OF A 5% SOLUTION @ 25oC | 3 - 5 | |
| ALKALI (as SO4) | 0.1 % | |
| CALCIUM (Ca) | 0.005 % | |
| CHLORIDE (Cl) | 0.005 % | |
| INSOLUBLE MATTER | 0.005 % | |
| IRON (Fe) | 0.005 % | |
| SULFATES (SO4) | 0.01 % |
Shipping Information
When shipping via FedEx Air the item will ship priority overnight. A higher hazmat fee will apply.
DOT: UN1439, Ammonium dichromate, 5.1, PG II
Largest individual container shippable via:
UPS/FedEx Ground: 12 kg UPS Air: Not accepted FedEx Air: 50 kg
Additional UPS-imposed hazardous material charge.
Tariff No. 2841509100
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
