Copper Chromite, Brand Name : TANYUN, CAS No. : 12018-10-9

Copper Chromite (Type Ⅰ) Product Description Executive standard: GJB 2302-95 English alias: Chromium copper oxide CAS RN: 12018-10-9 UN RN: 3143. 1. Physical and chemical properties: 1.1 Molecular formula: Cr2Cu2O5 1.2 Molecular Weight: 311.08 1.3Solubility: 0.5% in water 1.4 pH valve: 5-7 1.5 Stability and reactivity: Stable at room temperature and in the sealed container. 2. Technical indexes: Item Index Total Cr +6 content(in Kr2Cr207),%(mm) 19.5±1.0 Total Cu content(in CuO),%(mm) 46.0±2.0 Moisture,%(mm) ≤0.5 Weightlessness in burning (650℃),%(mm) ≤4.0 Pass rate(by standard sieve of 120-mesh),% 100 Appearance Brown black powder 3. Application: The product has been used as a combustion catalyst of AP-based oxidizer in composite solid propellants. 4. Safety instructions: Toxic. Operation must be installed with synthetic rubber gloves and dust masks to prevent skin contact and dust inhalation. 5. Packing: Fireboard drums (350×520) packed with aluminum foil bag. Net weight: 20 kg per bag. 6. Storage: Stored in a cool, ventilated place. Casks should be sealed with nitrogen. Avoid heat and exposure. The shelf life is 12 months after manufacturer date. It is still available if retest result is qualified after expire date. 7. Transportation: Avoid water and exposure during transportation.