Tetramethylammonium hydroxide

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GHS05 GHS06 GHS08 GHS09
Health risk rating 5
Safety risk rating 1
Environmental risk rating 4

General Information

Product name

Tetramethylammonium hydroxide

Product Synonyms

TMAH

CAS No.

75-59-2

Icons in SDS

GHS05 GHS06 GHS08 GHS09

GHS Information

Signal word

Danger

Hazard Codes

Hazard statements (CLP)

H300, H300+H310, H310, H314, H318, H370, H372, H401, H411

Hazard statements

Code

Statements

H300

Fatal if swallowed

Section 2

OSHA HCS Classification

ACUTE TOXICITY, ORAL (CATEGORY 2), H300 ACUTE TOXICITY, DERMAL (CATEGORY 2), H310 SKIN CORROSION (CATEGORY 1), H314 SERIOUS EYE DAMAGE (CATEGORY 1), H318 SPECIFIC TARGET ORGAN TOXICITY - SINGLE EXPOSURE (CATEGORY 1), CENTRAL NERVOUS SYSTEM, H370 SPECIFIC TARGET ORGAN TOXICITY - REPEATED EXPOSURE, DERMAL (CATEGORY 1), THYMUS GLAND, LIVER, H372 ACUTE AQUATIC TOXICITY (CATEGORY 2), H401 CHRONIC AQUATIC TOXICITY (CATEGORY 2), H411 FOR THE FULL TEXT OF THE H-STATEMENTS MENTIONED IN THIS SECTION, SEE

Signal word

DANGER

Hazard statements

H300 + H310 FATAL IF SWALLOWED OR IN CONTACT WITH SKIN H314 CAUSES SEVERE SKIN BURNS AND EYE DAMAGE. H318 CAUSES SERIOUS EYE DAMAGE. H370 CAUSES DAMAGE TO ORGANS (CENTRAL NERVOUS SYSTEM). H372 CAUSES DAMAGE TO ORGANS (THYMUS GLAND, LIVER) THROUGH PROLONGED OR REPEATED EXPOSURE IN CONTACT WITH SKIN. H411 TOXIC TO AQUATIC LIFE WITH LONG LASTING EFFECTS.

Precautionary statements

P260 DO NOT BREATHE DUST/ FUME/ GAS/ MIST/ VAPOURS/ SPRAY. P262 DO NOT GET IN EYES, ON SKIN, OR ON CLOTHING. 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. P301 + P310 + P330 IF SWALLOWED: IMMEDIATELY CALL A POISON CENTER OR DOCTOR/ PHYSICIAN. RINSE MOUTH. P301 + P330 + P331 IF SWALLOWED: RINSE MOUTH. DO NOT INDUCE VOMITING. P303 + P361 + P353 IF ON SKIN (OR HAIR): TAKE OFF IMMEDIATELY ALL CONTAMINATED CLOTHING. RINSE SKIN WITH WATER/SHOWER. P304 + P340 + P310 IF INHALED: REMOVE PERSON TO FRESH AIR AND KEEP COMFORTABLE FOR BREATHING. IMMEDIATELY CALL A POISON CENTER OR DOCTOR/ PHYSICIAN. P305 + P351 + P338 + IF IN EYES: RINSE CAUTIOUSLY WITH WATER FOR SEVERAL P310 MINUTES. REMOVE CONTACT LENSES, IF PRESENT AND EASY TO DO. CONTINUE RINSING. IMMEDIATELY CALL A POISON CENTER OR DOCTOR/ PHYSICIAN. P307 + P311 IF EXPOSED: CALL A POISON CENTER OR DOCTOR/ PHYSICIAN. P362 TAKE OFF CONTAMINATED CLOTHING AND WASH BEFORE REUSE. P391 COLLECT SPILLAGE. P405 STORE LOCKED UP. P501 DISPOSE OF CONTENTS/ CONTAINER TO AN APPROVED WASTE DISPOSAL PLANT. HAZARDS NOT RAPIDLY ABSORBED THROUGH SKIN. OTHERWISE

Classified (HNOC)

OR NOT COVERED BY GHS

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