Block, Concrete Block, SRW Units

Hazard statements (CLP)

H317, H335, H372

Code

Statements

H317

May cause an allergic skin reaction

SECTION 2: Hazards identification

Hazard Risk Classification

Signal word

Danger

Hazard statements

May cause an allergic skin reaction. Respirable dust may contain crystalline silica, known to cause cancer. May cause respiratory irritation. Causes damage to lungs through prolonged or repeated exposure.

Prevention

Do not eat, drink or smoke when using this product. Wash hands and exposed area of face and body with water thoroughly after handling. Contaminated work clothing should not be allowed out of the workplace. Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Wear protective gloves/protective clothing/eye protection/face protection. Do not breathe dust.

Response

If exposed or concerned, if eye irritation or skin irritation occurs: Get medical attention. If on skin: Wash with plenty of water. Take off contaminated clothing and wash before reuse. If skin irritation or rash occurs: Get medical advice/attention. If in eyes: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. If eye irritation persists: Get medical advice/attention. If inhaled: Remove person to fresh air and keep comfortable for breathing. Call a poison center or doctor if you feel unwell.

Storage

Not applicable.

Disposal

Dispose of all unused or unwanted concrete products in accordance with all local, state, national, and international regulations.

2.3 Other hazards

This product is classified based on the dust/particulate generated during cutting, crushing, drilling, grinding or any other disruption of the structural integrity of the product. Potential hazards are related to dust exposure including, but not necessarily limited to, acute and chronic health problems. This product may contain metals or other inorganics as reinforcement components. Observe PELs and TLVs for particulates of the following components: Iron, Carbon, Silicon, Aluminum, Arsenic, Boron, Calcium, Chromium, Cobalt, Copper, Lead, Manganese, Molybdenum, and Nickel. Dusts may be generated during cutting or grinding of the products. Certain products may be coated with calcium soaps and/or metal working compounds which should be recognized and considered when evaluating potential health hazards and exposure during dust/fume generating. Section 3: Hazardous Ingredients/Composition Ingredient UN # H / F / R/ * Cas No Wt % Fine aggregate – Silica Dioxide (Silica, Quartz, Crystalline Silica)3 Not available. 14808-60-7 60 – 72 Course aggregate (pea stone and limestone) Not available. 1317-65-3 20 - 28 Portland cement Not available. 1/0/0 65997-15-1 6 - 10 Ashes (residues) Not available. 69131-74-8 0 – 4 Silica, amorphous, fumed Not available. 7361-86-9 0 – 5 Ferric oxide UN 1376 1/0/0 1309-37-1 0 – 5 Calcium hydroxide Not available. 3/0/0 1305-62-0 0 – 5 Admixtures (organic and inorganic) Not available. 0.1 - 1 The exact percentage (concentration) of composition has been withheld as a trade secret in accordance with paragraph (i) of §1910.1200. Note: 1. Portland cement and ashes (residues) may contain trace amounts of chemicals including silicates and metals which may be toxic in some forms. These ingredients may include, but are not limited to, Aluminum, Arsenic, Barium, Beryllium, Cadmium, Chromium, Iron, Lead, Manganese, Mercury, Nickel, Selenium, Vanadium, and Zinc, along with other trace constituents. 2. Metal reinforcements may be added for physical stability. During dust/fume generating activities, assess and adhere to applicable occupational exposure limits. 3. This product’s composition varies naturally. “Sand” and “aggregates” may contain crystalline silica (i.e. quartz), which is classified as a carcinogen. * Per NOM-018-STPS-2000

2.1 Classification of the substance or mixture

This product has been evaluated according to GHS and 29CFR1910.1200, Appendix A, and classified as: Skin sensitization 1 Carcinogenicity 1A Specific target organ toxicity - Single exposure 3 Specific target organ toxicity - Repeated exposure 1