Note: Ingredients listed on restricted chemical lists
EC/CAS
1341-49-7
Name of the chemical
Ammonium hydrogendifluoride
Concentration
5-10
General Information
Version
13
Revision date
2025-12-23
Product name
CHEMFOS AFL
1.2.1 Relevant identified uses
Industrial applications
Manufacturer Name
Pretreatment and Specialty Products
Emergency telephone
1-888-774-2001
Icons in SDS
Company Information
company name
Pretreatment and Specialty Products
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H302, H314, H331, H372
Hazard statements
Code
Statements
H302
Harmful if swallowed
Section 2
SECTION 2: Hazards identification
Ingredient(s) with unknown acute toxicity
14.9% (dermal), 14.9% (inhalation)
Signal word
Danger
Hazard statements
Harmful if swallowed. Causes severe skin burns and eye damage. Toxic if inhaled. Causes damage to organs through prolonged or repeated exposure.
Prevention
Wear protective gloves, protective clothing and eye or face protection. Use only outdoors or in a well-ventilated area. Do not breathe vapor. Do not eat, drink or smoke when using this product. Wash thoroughly after handling.
Response
IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER or doctor. IF SWALLOWED: Immediately call a POISON CENTER or doctor. Rinse mouth. Do NOT induce vomiting. IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water. Immediately call a POISON CENTER or doctor. Wash contaminated clothing before reuse. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Immediately call a POISON CENTER or doctor.
Storage
Store locked up.
Disposal
Dispose of contents and container in accordance with all local, regional, national and international regulations.
Supplemental label elements
Do not taste or swallow. Wash thoroughly after handling. Emits toxic fumes when heated. Hazards identified when used : Apply generous quantities of fresh calcium gluconate gel to all areas. Get immediate medical attention.
2.3 Other hazards
Causes digestive tract burns.
2.1 Classification of the substance or mixture
ACUTE TOXICITY (inhalation) - Category 3 SKIN CORROSION - Category 1 SERIOUS EYE DAMAGE - Category 1 SPECIFIC TARGET ORGAN TOXICITY (REPEATED EXPOSURE) - Category 1 Percentage of the mixture consisting of ingredient(s) of unknown acute toxicity: 14.9% (dermal), 14.9% (inhalation)