Note: Ingredients listed on restricted chemical lists
EC/CAS
1310-73-2
Name of the chemical
sodium hydroxide
Concentration
1-5
General Information
Revision date
2025-12-05
Product name
CL497
1.2.1 Relevant identified uses
Cooling Water Microbiocide
supplier name
ChemTreat, Inc
Emergency telephone
(800) 424-9300
Icons in SDS
Company Information
company name
ChemTreat, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
productcompliance@chemtreat.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H290, H314, H318, H332, H401
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
Signal word
Danger
Hazard statements
CORROSIVE TO METALS - CATEGORY 1 SKIN CORROSION - CATEGORY 1 SERIOUS EYE DAMAGE - CATEGORY 1 ACUTE TOXICITY - INHALATION - CATEGORY 4 H290 May be corrosive to metals. H314 Causes severe skin burns and eye damage. H318 Causes serious eye damage. H332 Harmful if inhaled. HAZARDOUS TO THE AQUATIC ENVIRONMENT - ACUTE - CATEGORY 2 H401 Toxic to aquatic life.
Precautionary statements
P234 Keep only in original packaging. P260 Do not breathe dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P271 Use only outdoors or in a well-ventilated area. P273 Avoid release to the environment. P280 Wear protective gloves/protective clothing/eye protection/face protection. 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 [or shower]. P304+P340 IF INHALED: Remove person to fresh air and keep 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. P317 Get medical help. P321 Specific treatment is possible (refer to label). P363 Wash contaminated clothing before reuse. P390 Absorb spillage to prevent material damage. P391 Collect spillage. P405 Store locked up. P406 Store in corrosive resistant container with a resistant inner liner. P501 Dispose of contents/container in accordance with local/regional/national/international regulations.
2.1 Classification of the substance or mixture
CORROSIVE TO METALS - CATEGORY 1 H290 May be corrosive to metals. SKIN CORROSION - CATEGORY 1 H314 Causes severe skin burns and eye damage. SERIOUS EYE DAMAGE - CATEGORY 1 H318 Causes serious eye damage. ACUTE TOXICITY - INHALATION - CATEGORY 4 H332 Harmful if inhaled. HAZARDOUS TO THE AQUATIC ENVIRONMENT H401 Toxic to aquatic life.
