Work with the following chemicals requires that the Office of EHS be notified: high toxicity chemicals (LD50< 50mg/kg)

• high hazard corrosives (HF, aqua regia, piranha, perchloric, chromic etc.)
• confirmed and probable IARC Carcinogens (PDF)
• confirmed reproductive toxins/teratogens
• nanomaterials and
• when making novel compounds