Note: Ingredients listed on restricted chemical lists
EC/CAS
7664-39-3
Name of the chemical
Hydrofluoric acid, its normal salts, its complexes and hydrofluorides with the exception of those given in Annex III
Concentration
N/A
General Information
Revision date
2019-02-22
Product name
ST-250
CAS No.
7664-39-3
Emergency telephone
(972)-37630639, 1-703-527-3887
Icons in SDS
Company Information
company name
Entegris, Inc
e-mail address of the competent person responsible for the Safety Data Sheet
Product.stewardship@entegris.com
GHS Information
Signal word
Danger
Section 2
SECTION 2: Hazards identification
2.1 Classification of the substance or mixture
Acute Toxicity - Oral - Category 4 (3.9% unknown ) Acute Toxicity - Dermal - Category 4 (11% unknown ) Acute Toxicity - Inhalation - Dust/Mist - Category 5 (52% unknown ) Skin Corrosion/Irritation - Category 2 Serious Eye Damage/Eye Irritation - Category 2 Skin Sensitization - Category 1 Specific target organ toxicity - Single exposure - Category 2 ( respiratory system , lungs ) Specific Target Organ Toxicity - Repeated Exposure - Category 1 ( kidneys , liver ) Specific Target Organ Toxicity - Repeated Exposure - Category 2 ( respiratory system , skeletal system , teeth ) Hazardous to the Aquatic Environment - Acute - Category 3 Hazardous to the Aquatic Environment - Chronic - Category 3
Signal word
Danger.
Hazard statements
H312 Harmful in contact with skin. H302 Harmful if swallowed. H333 May be harmful if inhaled. H315 Causes skin irritation. H319 Causes serious eye irritation. H317 May cause an allergic skin reaction. H371 May cause damage to organs. (respiratory system , lungs ) H372 Causes damage to organs through prolonged or repeated exposure. (kidneys , liver ) H373 May cause damage to organs through prolonged or repeated exposure. (respiratory system , skeletal system , teeth ) H412 Harmful to aquatic life with long lasting effects.
Prevention
P260 Do not breathe vapor or mist. P264 Wash thoroughly after handling. P270 Do not eat, drink or smoke when using this product. P280 Wear protective gloves/protective clothing/eye protection/face protection. P272 Contaminated work clothing should not be allowed out of the workplace. P273 Avoid release to the environment.
Response
P308+P311 If exposed or concerned: Call a POISON CENTER or doctor/physician. P304+P312 IF INHALED: Call a POISON CENTER or doctor/physician if you feel unwell. P302+P352 IF ON SKIN: Wash with plenty of soap and water. P312 Call a POISON CENTER or doctor/physician if you feel unwell. P333+P313 If skin irritation or rash occurs: Get medical advice/attention. P362+P364 Take off contaminated clothing and wash before reuse. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P337+P313 If eye irritation persists: Get medical advice/attention. P301+P312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. P330 Rinse mouth.
Storage
P405 Store locked up. P403 Store in a well-ventilated place. P233 Keep container tightly closed.
Disposal
P501 Dispose of contents/container in accordance with local/regional/national/international regulations. Statement(s) of Unknown Acute Toxicity Dermal 11% of the mixture consists of ingredient(s) of unknown acute toxicity. Oral 3.9% of the mixture consists of ingredient(s) of unknown acute toxicity. Inhalation 52% of the mixture consists of ingredient(s) of unknown acute toxicity. Statement(s) of Unknown Aquatic Toxicity 59% of the mixture consists of ingredient(s) of unknown acute aquatic toxicity. 59% of the mixture consists of ingredient(s) of unknown chronic aquatic toxicity.
Other hazards which do not result in classification
None
