402826
Ammonium dichromate
ACS reagent, ≥99.5%
Synonym(s):
Ammonium bichromate
About This Item
Recommended Products
grade
ACS reagent
vapor density
8.7 (vs air)
assay
≥99.5%
form
crystals
reaction suitability
reagent type: oxidant
impurities
≤0.005% insolubles
loss
≤3.0% loss on drying
pH
3-4 (25 °C, 50 g/L)
mp
170 °C (dec.) (lit.)
anion traces
chloride (Cl-): ≤0.005%
sulfate (SO42-): ≤0.01%
cation traces
Ca: ≤0.002%
Fe: ≤0.002%
Na: ≤0.005%
SMILES string
N.N.O[Cr](=O)(=O)O[Cr](O)(=O)=O
InChI
1S/2Cr.2H3N.2H2O.5O/h;;2*1H3;2*1H2;;;;;/q2*+1;;;;;;;;;/p-2
InChI key
XAQCJVGGJJFLPP-UHFFFAOYSA-L
Looking for similar products? Visit Product Comparison Guide
General description
Application
- Oxidation of alcohols in the presence of Mg(HSO4)2 (magnesium hydrogen sulfate) and wet SiO2 (silicon dixide).
- Preparation of Cr2O3/Al2O3 (chromium (III) oxide/aluminium oxide) catalysts.
- Oxidative coupling of thiols.
- Preparation of mesoporous molecular sieves.
- Preparation of polypyrrole (PPy).
- Preparation of solid oxide fuel cell (SOFC) interconnect.
signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1
Storage Class
4.1A - Other explosive hazardous materials
wgk_germany
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.
Already Own This Product?
Find documentation for the products that you have recently purchased in the Document Library.
Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.
Contact Technical Service