Cupric sulfide
Specifications
| Item | Index | Index | Index |
| A.R. | C.P. | Frication material grade | |
| Assay % | ≥99 | ≥96 | ≥99 |
| Chlorides(Cl) % | ≤0.05 | ≤0.05 | ≤0.1 |
| Sulphates(SO4) % | ≤0.001 | ≤0.002 | ≤0.005 |
| Iron (Fe)% | ≤0.02 | ≤0.02 | ≤0.02 |
| Alkali and alkaline-earth metals % | ≤0.3 | ≤0.5 | ≤0.5 |
Packing& Storage
| Packing | 25kg cardboard drum, lined with double-layer plastic bag | |||||||
| Storage | 20℃, 2 years. | |||||||
| Shipping | Room temperature in China; may vary elsewhere | |||||||
General Information
1.1 Chemical & Physical Properties
| Common Names | Cupric sulfide | C.I. Pigment Blue 34 | ||||||
| Structure | ![]() |
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| CAS No. | 1317-40-4 | Boiling Point (℃) | N/A | ||||
| Molecular Weight | 95.61100 | Melting Point (℃) | 220ºC | ||||
| Appearance | Black powder or blue-black crystals | Vapor Specific Gravity | N/A | ||||
| HS Code | 2830909000 | Flash Point (℃) | N/A | ||||
| Solubility | Soluble in nitric acid, hot hydrochloric acid, sulfuric acid, potassium cyanide | Autoignition Temperature (℃) | N/A | ||||
1.2 Safety Information
| Safety Phrases | S22-S24/25 | |
| RIDADR | NONH for all modes of transport | |
| WGK Germany | 3 | |
| Packaging Group | N/A | |
| Hazard Class | N/A | |
| SYMPTOMS | PREVENTION | FIRST AID | |
| Inhalation | Cough. Sore throat. | Use local exhaust or breathing protection. | Fresh air, rest. |
| Skin | Redness. Burning sensation. Itching. | Protective gloves. | Remove contaminated clothes. Rinse and then wash skin with water and soap. |
| Eyes | Redness. Pain. | Wear safety goggles. | First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. |
| Ingestion | Abdominal pain. Nausea. Vomiting. | Do not eat, drink, or smoke during work. Wash hands before eating. | Rinse mouth. Induce vomiting (ONLY IN CONSCIOUS PERSONS!). Refer for medical attention . |
1.3 Synthetic Route



