AMMONIUM DICHROMATE LR

AMMONIUM DICHROMATE LR AMMONIUM DICHROMATE LR
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
A0023805000 LR 99% 7789-09-5 (NH4)2Cr2O 252.06 2841.5090
 60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Orange to red

Odour

Odorless

pH value

3 - 4

Melting Point/ Freezing point [°C]

170 °C

Decomposition point [°C]

170 °C

Density [g/cm3]

2.15

Auto-ignition temperature [°C]

218°C

Oxidising properties

The substance or mixture is classified as oxidizing with the subcategory 2

Solubility in water [% weight]

360 g/l (20°C)

Specifications

Appearance:

 Orange colored crystalline powder

Chloride (Cl):

 Max 0.01%

Sulphate (SO4):

 Max 0.05%

Assay (iodometric):

 Min 99%

Safety Information and Hazard Symbols

Symbol: GHS03, GHS05, GHS06, GHS08, GHS09
Signal Word: Danger
UN No.: 4391
IMCO Class No.: 5.1
Packing Group: II
Hazardous Statement: H272-H301-H312-H314-H317-H330-H334-H340-H350-H360FD-H372-H410
Precaution Statement: P201-P220-P260-P273-P280-P284
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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