Methanesulfonic Acid

Hazard statements (CLP)

H290, H302, H302+H312, H312, H314, H318, H401

Code

Statements

H290

May be corrosive to metals

SECTION 2: Hazards identification

OSHA  Emergency Overview  HMIS H 3 Danger! May cause pulmonary edema. Causes burns by all exposure routes. Toxic if F 1 swallowed. Toxic if absorbed through the skin. R 1 PPE† †Sec. 8

Potential health effects

Target Organs: Respiratory system, gastrointestinal system, eyes, skin

Principle Routes of Exposure

skin contact/absorption, inhalation

OSHA HCS Classification

Corrosive to metals (Category 1), H290 Acute toxicity, Oral (Category 4), H302 Acute toxicity, Dermal (Category 4), H312 Skin corrosion (Category 1A), H314 Serious eye damage (Category 1), H318 Acute aquatic toxicity (Category 2), H401

Signal word

Danger

Hazard statements

H290 May be corrosive to metals. H302 + H312 Harmful if swallowed or in contact with skin H314 Causes severe skin burns and eye damage. H401 Toxic to aquatic life.

Precautionary statements

P234 Keep only in original container. P264 Wash skin thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P273 Avoid release to the environment. P280 Wear protective gloves/ protective clothing/ eye protection/ face protection. 2 P301 + P312 IF SWALLOWED: Call a POISON CENTER or doctor/ physician if you feel unwell. P301 + P330 + P331 IF SWALLOWED: rinse mouth. Do NOT induce vomiting. P303 + P361 + P353 IF ON SKIN (or hair): Remove/ Take off immediately all contaminated clothing. Rinse skin with water/ shower. P304 + P340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P310 Immediately call a POISON CENTER or doctor/ physician. P322 Specific measures (see supplemental first aid instructions on this label). P363 Wash contaminated clothing before reuse. P390 Absorb spillage to prevent material damage. P405 Store locked up. P406 Store in corrosive resistant stainless steel container with a resistant inner liner. P501 Dispose of contents/ container to an approved waste disposal plant.

2.3 Other hazards

none Acute Effects Eye: Causes eye burns. Causes redness and pain. Skin: Causes skin burns. Causes redness and pain. Toxic in contact with skin. Ingestion: Causes gastrointestinal tract burns. Toxic if swallowed. Inhalation: Causes chemical burns to the respiratory tract. Inhalation may be fatal as a result of spasm, inflammation, edema of the larynx and bronchi, chemical pneumonitis and pulmonary edema. Chronic: No information found.. Carcinogenicity: IARC, NTP, ACGIH, OSHA and CA Prop 65 do not list Methanesulfonic Acid as a carcinogen.