- Silicon(II) oxide
Odorless, black solid.
Registry Numbers and Inventories.
R: 20 37
Japan ENCS (MITI)
Melting point, °C
Boiling point, °C
2.13 g/cm3 (20 C)
Solubility in water
Hazards and Protection.
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers.
Protective work clothing. Chemical protective gloves. Safety glasses or goggles.
Pick up mechanically.
Decomposition will not occur if used and stored according to specifications.
Use fire fighting measures that suit the surrounding fire. Wear self-contained respirator. Wear fully protective impervious suit.
Product is not flammable.
Inorganic silicon compounds may be acute inhalation irritants. Prolonged inhalation may cause pulmonary fibrosis known as silicosis.
Seek medical treatment.
Supply fresh air. If required, provide artificial respiration. Keep patient warm. Seek immediate medical advice.
Immediately wash with water and soap and rinse thoroughly. Seek immediate medical advice.
Rinse opened eye for several minutes under running water. Then consult a doctor.