Orpiment, chemically known as arsenic trisulfide (As2S3), is a bright yellow to orange mineral that occurs naturally and is often found in hydrothermal veins. It is characterized by its crystalline structure, typically forming in monoclinic or orthorhombic systems. Orpiment is known for its distinct color and is often used as a pigment in art and cosmetics, although its use is limited due to its toxicity. The substance is insoluble in water but can dissolve in alkaline solutions, releasing arsenic ions. Orpiment is also notable for its use in traditional medicine and alchemy, although these practices are largely obsolete today due to the health risks associated with arsenic exposure. In terms of safety, it is classified as a hazardous substance, and proper precautions should be taken when handling it to avoid inhalation or ingestion. Overall, while orpiment has historical significance and aesthetic appeal, its toxicological properties necessitate careful management in any application.

Orpiment (As2S3)

12255-89-9: Orpiment, chemically known as arsenic trisulfide (As2S3), is a bright yellow to orange mineral that occurs naturally and is often found in hydrothermal veins. It is characterized by its crystalline structure, typically forming in monoclinic or orthorhombic systems. Orpiment is known for its distinct color and is often used as a pigment in art and cosmetics, although its use is limited due to its toxicity. The substance is insoluble in water but can dissolve in alkaline solutions, releasing arsenic ions. Orpiment is also notable for its use in traditional medicine and alchemy, although these practices are largely obsolete today due to the health risks associated with arsenic exposure. In terms of safety, it is classified as a hazardous substance, and proper precautions should be taken when handling it to avoid inhalation or ingestion. Overall, while orpiment has historical significance and aesthetic appeal, its toxicological properties necessitate careful management in any application.

CAS 12255-89-9

Orpiment (As2S3)

Orpiment (As2S3)

Ref: IN-DA000U91