Alum is used as a coagulating agent in
municipal and industrial water and
wastewater treatment and as an
additive in papermaking.
Material Safety Data Sheet - MSDS
In Case of
Section 1. Chemical Product and Company Identification
Canada : CANUTEC 1-613-996-6666
US : CHEMTREC: 1-800-424-9300
This material is classified hazardous under OSHA regulations in the United States and the WHMIS Controlled Product
Regulation in Canada.
Aluminum Sulfate Hydrate
Section 2. Composition, Information on Ingredients
% by Weight
See Section 8 for Exposure Limits.
See Section 11 for Toxicological Data.
CARCINOGENIC EFFECTS: Not classified or listed by IARC, NTP, OSHA, EU and ACGIH.
MUTAGENIC EFFECTS: Not available.
TERATOGENIC EFFECTS: Not available.
Dermal contact. Eye contact. Inhalation. Ingestion.
Skin irritation may be aggravated in individuals with existing skin lesions. Breathing of dust may
aggravate acute or chronic asthma and chronic pulmonary disease such as emphysema and bronchitis.
Prolonged or repeated contact with dust may cause redness, dryness and itching of the skin (dermatitis).
Section 3. Hazards Identification
Routes of Entry
Potential Acute Health Effects
Potential Chronic Health
Dusts of aluminum sulfate hydrate probably cause irritation of the nose, throat and respiratory tract
based on pH. The dust becomes acidic following contact with moisture in the air or tissues of the
The dust becomes acidic following contact with moisture in the eye and may result in moderate to severe
irritation to eyes.
May cause irritation of the lining of the stomach. Ingestion is not a typical route of occupational
The dust becomes acidic following contact with moisture on the skin and mild to moderate irritation can
occur. Aluminum is very poorly absorbed through the skin and tox