Ammonium Salts
AMMONIUM DICHROMATE AR
Ammonium bichromate
- Article code
- 01161
- CAS
- 7789-09-5
- Grade
- AR
- Purity
- 99.5%
- Category
- Ammonium Salts
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Properties
- Article No.
- 01161
- Grade
- AR
- Purity
- 99.5%
- CAS No.
- 7789-09-5
- Molecular Formula
- (NH4)2Cr2O7
- Molecular Weight
- 252.06
- H.S. Code
- 2841.5090
- Shelf Life
- 60 Months
Product information
| Article No. | 01161 | Grade | AR |
| Purity | 99.5% | CAS No. | 7789-09-5 |
| Molecular Formula | (NH4)2Cr2O7 | Molecular Weight | 252.06 |
| H.S. Code | 2841.5090 | Shelf Life | 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 |
| Auto-ignition temperature [°C] | 218°C | Density [g/cm3] | 2.15 |
| Solubility in water [% weight] | 360 g/l (20°C) | Oxidising properties | The substance or mixture is classified as oxidizing with the subcategory 2 |
Specifications
| Appearance | Orange colored crystalline powder | Assay (on anhydrous basis) | Min 99.5% |
| Insoluble matter | Max 0.005% | Chloride (Cl) | Max 0.005% |
| Sulphate (SO4) | Max 0.01% | Loss on drying (at 105°C) | Max 3.0% |
| Calcium (Ca) | Max 0.0025% | Sodium (Na) | Max 0.02% |
Packaging options
- 500 g (00500)
- 25 Kg (0025K)
- 50 Kg (0050K)
Details
AMMONIUM DICHROMATE AR Ammonium bichromate MSDS DE EN FR KO PT ES TH TR COAs Packings 500 g (00500) 25 Kg (0025K) 50 Kg (0050K) Print friendly version Article No. 01161 Grade AR Purity 99.5% CAS No. 7789-09-5 Molecular Formula (NH 4 ) 2 Cr 2 O 7 Molecular Weight 252.06 H.S. Code 2841.5090 Shelf Life 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 Auto-ignition temperature [°C] 218°C Density [g/cm3] 2.15 Solubility in water [% weight] 360 g/l (20°C) Oxidising properties The substance or mixture is classified as oxidizing with the subcategory 2 Specifications Appearance Orange colored crystalline powder Assay (on anhydrous basis) Min 99.5% Insoluble matter Max 0.005% Chloride (Cl) Max 0.005% Sulphate (SO4) Max 0.01% Loss on drying (at 105°C) Max 3.0% Calcium (Ca) Max 0.0025% Sodium (Na) Max 0.02% Safety Information and Hazard Symbols Symbol: GHS03, GHS05, GHS06, GHS08, GHS09 Signal Word: Danger UN No.: 1439 IMCO Class No.: 5.1 Packing Group: II Hazardous Statement: H272-H301-H312-H314-H317-H330-H334-H340-H350-H360FD-H372-H410 Precaution Statement: P210-P260-P264-P273-P280-P301+P310-P303+P361+P353-P304+P340+P310-P305+P351+P338 Revision Date: 02-Sep-2024 Home Lab Chemicals Ammonium Salts AMMONIUM DICHROMATE