Calcium Carbonate

SECTION 2: Hazards identification

CAS# 1317-65-3

2.1 Classification of the substance or mixture

Eye Damage Category - 0, Skin Irritation Category - 0, Specific Organ Single Exposure Category – 0 (Respiratory System), Carcinogen Category – 0. Emergency Overview: Quarry fines are odorless and grayish in color.

Potential health effects

Eyes: Particles in eyes may cause irritation Skin: NA Ingestion: May cause discomfort of constipation is swallowed. If large quantities are swallowed, it may cause nausea, hypocalcaemia or hemorrhage. Inhalation: Quarry fines are not listed by MSHA, OSHA, or IARC as a carcinogen, but this product may contain trace amounts of crystalline silica in the form of quartz or crystobalite, which has been classified by IARC as (Group I) carcinogenic to humans when inhaled. Inhalation of silica can also cause a chronic lung disorder, silicosis. Wear NIOSH N-95 particulate respirators if airborne concentration exceeds PEL.

Medical Conditions Generally Aggravated by Exposure

Contact may aggravate disorders of eyes and respiratory system

Environmental effects

NA

Signal word

Danger!

Hazard statements

Danger! Causes skin irritation. Causes serious eye damage. May cause respiratory irritation May cause cancer through inhalation.

Hazard pictograms

1

Precautionary statements

Do not handle until all safety precautions have been read and understood. Calcium Carbonate dust is a physical irritant of the eyes, nose, mucous membranes and skin of humans. If in eyes: Irritation may result. Immediately and thoroughly flush eyes with large amounts of water, occasionally lifting the upper and lower eyelids. Rinse cautiously with water for several minutes. Recommended not to wear contacts, however if contacts are being work - Remove contact lenses if present and easy to do. Continue rinsing. Seek medical attention if needed. In Inhaled: Exposure to large amounts of this substance may cause coughing, sneezing, and nasal irritation. Remove person(s) to fresh air and keep comfortable for breathing. Have victim blow his or her nose, or use a soft tissue to remove particulates or residues from the nostrils. Seek medical attention if needed. If on skin; Irritation may exist. Immediately and thoroughly wash contaminated skin with soap and water. If skin irritation occurs: Take off contaminated clothing and wash it before reuse. If exposed or concerned: Get medical advice. Dispose of contents or containers in accordance with applicable regulations.

2.3 Other hazards

Not a dangerous substance according to GHS classification criteria.

Ingredient(s) with unknown acute toxicity

NA