Section 1 - CHEMICAL PRODUCT AND COMPANY IDENTIFICATION

PRODUCT NAME

UNIMIN LIMESTONE

NFPA

PRODUCT USE

Source of lime, used as a neutralising agent, filler, extender in paints; opacifying agent
in paper; used in putty; tooth powders; an antacid; whitewash; Portland cement.

SYNONYMS

CaCO3

Section 2 - HAZARDS IDENTIFICATION

CANADIAN WHMIS SYMBOLS

EMERGENCY OVERVIEW

RISK

Irritating to eyes.

POTENTIAL HEALTH EFFECTS

ACUTE HEALTH EFFECTS

SWALLOWED

  Considered an unlikely route of entry in commercial/industrial environments.  Considered to be non toxic.  

EYE

  This material can cause eye irritation and damage in some persons.  The material may produce severe irritation to the eye causing pronounced inflammation. Repeated or prolonged exposure to irritants may produce conjunctivitis.  

INHALED

  Not normally a hazard due to non-volatile nature of product.  

CHRONIC HEALTH EFFECTS

  Principal routes of exposure are by accidental skin and eye contact andinhalation of generated dusts.  On dust inhalation, limestone does not produce pneumoconiosis probably  because it is eliminated from the lungs slowly by solution.  Prolonged or repeated skin contact may cause drying with cracking,irritation and possible dermatitis following.