Note: Ingredients listed on restricted chemical lists
EC/CAS
7789-23-3
Name of the chemical
Potassium fluoride
Concentration
25-<50%
General Information
Revision date
2025-11-09
Product name
Stay-Silv White Brazing Flux
1.2.1 Relevant identified uses
Metal Brazing
1.2.2. Uses advised against
Not known. Read this SDS before using this product
Emergency telephone
+1 (888) 609-1762, +1 (216) 3...
Icons in SDS
Company Information
company name
The Lincoln Electric Company of Canada LP
e-mail address of the competent person responsible for the Safety Data Sheet
SDS@lincolnelectric.com
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H311, H361
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
Classified according to the criteria of the Globally Harmonized System of Classification and Labeling of Chemicals (GHS), The United States Occupational Safety and Health Administration’s Hazard Communication Standard (29 CFR 1910.1200), Canada’s Hazardous Product Regulations and Mexico’s Harmonized System for the Identification and Communication of Hazards and Risks from Hazardous Chemicals in the Workplace. Hazard Classification
Health hazards
Acute toxicity (Oral) Category 4 Acute toxicity (Dermal) Acute toxicity (Inhalation - mist) Reproductive toxicity Category 3 dust and Category 3 Category 2
Signal word
Danger
Hazard statements
Toxic in contact with skin or if inhaled. Harmful if swallowed. Suspected of damaging fertility or the unborn child.
Prevention
Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Avoid breathing dust/fume/gas/mist/vapors/spray. Wash face, hands and any exposed skin thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Wear protective gloves/ protective clothing/ eye protection/ face protection. Use personal protective equipment as required.
Response
IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. IF ON SKIN: Wash with plenty of soap and water. Wash contaminated clothing before reuse. Take off immediately all contaminated clothing. Call a POISON CENTER or doctor/ physician if you feel unwell. Specific measures (see supplemental first aid instructions on this label). IF INHALED: Remove person to fresh air and keep comfortable for breathing. Call a POISON CENTER or doctor/ physician. IF exposed or concerned: Get medical advice/attention.
Storage
Store in a well-ventilated place. Keep container tightly closed. Store locked up.
Disposal
Dispose of contents/ container to an approved facility in accordance with local, regional, national and international regulations.
Other hazards which do not result in classification
Heat rays (infrared radiation) from flame or hot metal can injure eyes. Overexposure to brazing fumes and gases can be hazardous. Read and understand the manufacturer’s instructions, Safety Data Sheets and the precautionary labels before using this product. Substance(s) formed under the Fumes produced from use of this product may contain the following conditions of use constituent(s) and/or their complex metallic oxides as well as solid particles or other constituents from the solder, brazing consumable, flux material or base metal, or base metal coating not listed below. Hydrogen fluoride, a possible decomposition product, is extremely corrosive and a poison by all routes of entry. Hydrogen fluoride can penetrate the skin and produce burns, which may not be immediately painful or visible; the burns impact the lower layers of skin and bone tissue. Hydrogen fluoride exposures involving 20 percent of the body or more can be fatal through systemic fluoride poisoning. Chemical Identity Carbon dioxide CAS-No. 124-38-9 Carbon monoxide Nitrogen dioxide Ozone 630-08-0 10102-44-0 10028-15-6
2.1 Classification of the substance or mixture
Health Hazards Acute toxicity (Oral) Category 4 Acute toxicity (Dermal) Category 3 Acute toxicity (Inhalation - dust and Category 3 mist) Reproductive toxicity