Note: Ingredients listed on restricted chemical lists
EC/CAS
616-646-7/7664-38-2
Name of the chemical
phosphoric acid
Concentration
23 to 24%
General Information
Version
2.4
Revision date
2026-01-29
Product name
TB-21 WELD CLEANING FLUID FOR STAINLESS STEEL
Product Synonyms
TB21 WELD CLEANING FLUID ● WELD CLEANING FLUID
CAS No.
7664-38-2
supplier name
ENSITECH INC
Emergency telephone
+1 352-323-3500
Icons in SDS
Company Information
company name
ENSITECH INC
e-mail address of the competent person responsible for the Safety Data Sheet
info@tigbrush.com
GHS Information
Signal word
WARNING
Hazard Codes
Hazard statements (CLP)
H290, H315, H319
Hazard statements
Code
Statements
H290
May be corrosive to metals
Section 2
SECTION 2: Hazards identification
(29 CFR 1910.1200) Classification of the substance or mixture
Health hazards
Skin Corrosion / Irritation: Category 2 Serious Eye Damage / Eye Irritation: Category 2A Instability Special Hazards
Environmental hazards
Not classified as an Environmental Hazard
Signal word
WARNING
Hazard statements
H290 May be corrosive to metals. H315 Causes skin irritation. H319 Causes serious eye irritation.
Prevention
P234 Keep only in original packaging. P264 Wash thoroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection.
Response
P302 + P352 IF ON SKIN: Wash with plenty of water. P305 + P351 + P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P321 Specific treatment is advised - see first aid instructions. P362 + P364 Take off contaminated clothing and wash it before reuse. P390 Absorb spillage to prevent material damage.
Storage
P406 Store in corrosive resistant container with a resistant inner liner.
Disposal
None allocated
2.3 Other hazards
No information provided. NFPA 0 Flammability 2 0
2.1 Classification of the substance or mixture
CLASSIFIED AS HAZARDOUS UNDER OSHA HAZARD COMMUNICATION STANDARD 29 CFR 1910.1200 Physical Hazards Corrosive to Metals: Category 1 Health Hazards Skin Corrosion / Irritation: Category 2 Serious Eye Damage / Eye Irritation: Category 2A Environmental Hazards Not classified as an Environmental Hazard