Potassium dichromate, 1 kg
Order number: 7778-50-9
Part number: AC100002523
£ 111.29*
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This product is Potassium Dichromate with a molecular weight of 294.18 g/mol, available in a 1 kg quantity. It falls under the category of Oxidizing Agents within the broader scope of Synthesis Reagents. According to its CAS Number, 7778-50-9, it is classified as a Potassium compound and a Chromate, dichromate. The substance requires careful handling due to its hazardous nature, including being an oxidizing material, toxic, and corrosive. In the workplace, it is subject to various precautions such as wearing safety goggles and gloves, and no open flames or smoking are allowed. The European Union has set binding occupational exposure limits for this compound, with an 8-hour limit value of 0.005 mg/m3.
- CAS Number: 7778-50-9
- Molecular Formula: K2Cr2O7
- Molecular Weight: 294.18
- Exact Mass: 293.772825
- Boiling Point: Decomposes at 932 °F (NTP, 1992)
- Melting Point: 748 °F (NTP, 1992)
- Density: 2.676 at 77 °F (USCG, 1999) - Denser than water; will sink
- GHS Signal Word: Danger
- Hazard Statements:
- H272: May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]
- H300: Fatal if swallowed [Danger Acute toxicity, oral]
- H301: Toxic if swallowed [Danger Acute toxicity, oral]
| Name | Value | |
|---|---|---|
| ADR | : | 6.1 II |
| WGK | : | 3 |
| EG-Nr. | : | 231-906-6 |
| UN-Nr. | : | 3086 |
| CAS No. | : | 7778-50-9 |
| Density (D) | : | 2,68 g/cm³ |
| Molar mass (M) | : | 294,18 g/mol |
| Empirical formula | : | K2Cr2O7 |
| Melting point (mp) | : | 398 °C |
