Name:
MLU-acid (aqueous solution with 6% HF 5.4% HCl) - custom grade
Synonym:
CAS:
7647-01-0
Section 1 - Chemical Product
MSDS Name:MLU-acid (aqueous solution with 6% HF 5.4% HCl) - custom grade
Synonym:
Synonym:
Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
| CAS# | Chemical Name | emsds | EINECS# |
| 7647-01-0 | HCl | 5.4% | 231-595-7 |
| Hazard Symbols: T C Risk Phrases: 23/24/25 34 |
Section 3 - HAZARDS IDENTIFICATION
EMERGENCY OVERVIEW
Toxic by inhalation, in contact with skin and if swallowed. Causes burns.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns. Toxic in contact with skin.
Ingestion:
Poison by ingestion. Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract. Toxic if inhaled.
Chronic:
Not available.
Toxic by inhalation, in contact with skin and if swallowed. Causes burns.
Potential Health Effects
Eye:
Causes eye burns.
Skin:
Causes skin burns. Toxic in contact with skin.
Ingestion:
Poison by ingestion. Causes gastrointestinal tract burns.
Inhalation:
Causes chemical burns to the respiratory tract. Toxic if inhaled.
Chronic:
Not available.
Section 4 - FIRST AID MEASURES
Eyes: Immediately flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:
Treat symptomatically and supportively.
Skin:
Get medical aid immediately. Immediately flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes.
Ingestion:
Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:
Treat symptomatically and supportively.
Section 5 - FIRE FIGHTING MEASURES
General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water spray, dry chemical, carbon dioxide, or chemical foam.
Section 6 - ACCIDENTAL RELEASE MEASURES
General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.
Spills/Leaks:
Absorb spill with inert material (e.g. vermiculite, sand or earth), then place in suitable container.
Section 7 - HANDLING and STORAGE
Handling:
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Corrosives area.
Do not breathe dust, vapor, mist, or gas. Do not get in eyes, on skin, or on clothing. Use only in a chemical fume hood.
Storage:
Store in a cool, dry place. Store in a tightly closed container.
Corrosives area.
Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
Engineering Controls:
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 7647-01-0: United Kingdom, WEL - TWA: 1 ppm TWA (aerosol mist and gas); 2 mg TWA (aerosol mist and gas) United Kingdom, WEL - STEL: 5 ppm STEL (aerosol mist and gas); 8 mg/m3 STEL (aerosol mist and gas) United States OSHA: ; 5 ppm Ceiling; 7 mg/m3 Ceiling Belgium - TWA: 5 ppm VLE; 8 mg/m3 VLE Belgium - STEL: 10 ppm VLE; 15 mg/m3 VLE France - VLE: 5 ppm VLE; 7.5 mg/m3 VLE Germany: 8 mg/m3 TWA Japan: 5 ppm Ceiling; 7.5 mg/m3 Ceiling Malaysia: 5 ppm Ceiling; 7.5 mg/m3 Ceiling Netherlands: 10 ppm STEL; 15 mg/m3 STEL Netherlands: 5 ppm MAC; 8 mg/m3 MAC Russia: 5 mg/m3 TWA Spain: 5 ppm VLA-ED; 7.6 mg/m3 VLA-ED Spain: 10 ppm VLA-EC; 15 mg/m3 VLA-EC CAS# 7664-39-3: United Kingdom, WEL - TWA: 1.8 ppm TWA (as F); 1.5 mg/m3 TWA (as United Kingdom, WEL - STEL: 3 ppm STEL (as F); 2.5 mg/m3 STEL (as United States OSHA: 3 ppm TWA Belgium - TWA: 1.8 ppm VLE; 1.5 mg/m3 VLE Belgium - STEL: 3 ppm VLE; 2.5 mg/m3 VLE France - VLE: 3 ppm VLE; 2.5 mg/m3 VLE Germany: 3 ppm TWA; 2.5 mg/m3 TWA Germany: Skin absorber Japan: 3 ppm Ceiling; 2.5 mg/m3 Ceiling Malaysia: 3 ppm Ceiling (as F); 2.3 mg/m3 Ceiling (as F) Netherlands: 3.3 ppm STEL; 2.5 mg/m3 STEL (as F) Russia: 0.5 mg/m3 TWA Russia: 0.1 mg/m3 STEL Spain: 1.8 ppm VLA-ED; 1.5 mg/m3 VLA-ED Spain: 3 ppm VLA-EC; 2.5 mg/m3 VLA-EC Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Facilities storing or utilizing this material should be equipped with an eyewash facility and a safety shower. Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 7647-01-0: United Kingdom, WEL - TWA: 1 ppm TWA (aerosol mist and gas); 2 mg TWA (aerosol mist and gas) United Kingdom, WEL - STEL: 5 ppm STEL (aerosol mist and gas); 8 mg/m3 STEL (aerosol mist and gas) United States OSHA: ; 5 ppm Ceiling; 7 mg/m3 Ceiling Belgium - TWA: 5 ppm VLE; 8 mg/m3 VLE Belgium - STEL: 10 ppm VLE; 15 mg/m3 VLE France - VLE: 5 ppm VLE; 7.5 mg/m3 VLE Germany: 8 mg/m3 TWA Japan: 5 ppm Ceiling; 7.5 mg/m3 Ceiling Malaysia: 5 ppm Ceiling; 7.5 mg/m3 Ceiling Netherlands: 10 ppm STEL; 15 mg/m3 STEL Netherlands: 5 ppm MAC; 8 mg/m3 MAC Russia: 5 mg/m3 TWA Spain: 5 ppm VLA-ED; 7.6 mg/m3 VLA-ED Spain: 10 ppm VLA-EC; 15 mg/m3 VLA-EC CAS# 7664-39-3: United Kingdom, WEL - TWA: 1.8 ppm TWA (as F); 1.5 mg/m3 TWA (as United Kingdom, WEL - STEL: 3 ppm STEL (as F); 2.5 mg/m3 STEL (as United States OSHA: 3 ppm TWA Belgium - TWA: 1.8 ppm VLE; 1.5 mg/m3 VLE Belgium - STEL: 3 ppm VLE; 2.5 mg/m3 VLE France - VLE: 3 ppm VLE; 2.5 mg/m3 VLE Germany: 3 ppm TWA; 2.5 mg/m3 TWA Germany: Skin absorber Japan: 3 ppm Ceiling; 2.5 mg/m3 Ceiling Malaysia: 3 ppm Ceiling (as F); 2.3 mg/m3 Ceiling (as F) Netherlands: 3.3 ppm STEL; 2.5 mg/m3 STEL (as F) Russia: 0.5 mg/m3 TWA Russia: 0.1 mg/m3 STEL Spain: 1.8 ppm VLA-ED; 1.5 mg/m3 VLA-ED Spain: 3 ppm VLA-EC; 2.5 mg/m3 VLA-EC Personal Protective Equipment Eyes: Not available.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.
Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
Physical State: Clear liquid
Color: Not available.
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water:
Specific Gravity/Density:
Molecular Formula:
Molecular Weight:
Section 10 - STABILITY AND REACTIVITY
Chemical Stability:
Not available.
Conditions to Avoid:
Not available.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.
Not available.
Conditions to Avoid:
Not available.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
Carbon monoxide, carbon dioxide.
Hazardous Polymerization: Will not occur.
Section 11 - TOXICOLOGICAL INFORMATION
RTECS#:
CAS# 7647-01-0: MW4025000 MW4031000 CAS# 7664-39-3: MW7875000 LD50/LC50:
CAS# 7647-01-0: Inhalation, mouse: LC50 = 1108 ppm/1H; Inhalation, mouse: LC50 = 20487 mg/m3/5M; Inhalation, mouse: LC50 = 3940 mg/m3/30M; Inhalation, mouse: LC50 = 8300 mg/m3/30M; Inhalation, rat: LC50 = 3124 ppm/1H; Inhalation, rat: LC50 = 60938 mg/m3/5M; Inhalation, rat: LC50 = 7004 mg/m3/30M; Inhalation, rat: LC50 = 45000 mg/m3/5M; Inhalation, rat: LC50 = 8300 mg/m3/30M; Oral, rabbit: LD50 = 900 mg/kg.
CAS# 7664-39-3: Inhalation, mouse: LC50 = 342 ppm/1H; Inhalation, mouse: LC50 = 5000 mg/m3/5M; Inhalation, mouse: LC50 = 270 mg/m3/60M; Inhalation, rat: LC50 = 1276 ppm/1H; Inhalation, rat: LC50 = 1100 mg/m3/60M.
Carcinogenicity:
HCl - Not listed by ACGIH, IARC, or NTP.
HF - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
CAS# 7647-01-0: MW4025000 MW4031000 CAS# 7664-39-3: MW7875000 LD50/LC50:
CAS# 7647-01-0: Inhalation, mouse: LC50 = 1108 ppm/1H; Inhalation, mouse: LC50 = 20487 mg/m3/5M; Inhalation, mouse: LC50 = 3940 mg/m3/30M; Inhalation, mouse: LC50 = 8300 mg/m3/30M; Inhalation, rat: LC50 = 3124 ppm/1H; Inhalation, rat: LC50 = 60938 mg/m3/5M; Inhalation, rat: LC50 = 7004 mg/m3/30M; Inhalation, rat: LC50 = 45000 mg/m3/5M; Inhalation, rat: LC50 = 8300 mg/m3/30M; Oral, rabbit: LD50 = 900 mg/kg.
CAS# 7664-39-3: Inhalation, mouse: LC50 = 342 ppm/1H; Inhalation, mouse: LC50 = 5000 mg/m3/5M; Inhalation, mouse: LC50 = 270 mg/m3/60M; Inhalation, rat: LC50 = 1276 ppm/1H; Inhalation, rat: LC50 = 1100 mg/m3/60M.
Carcinogenicity:
HCl - Not listed by ACGIH, IARC, or NTP.
HF - Not listed by ACGIH, IARC, or NTP.
Other:
See actual entry in RTECS for complete information.
Section 12 - ECOLOGICAL INFORMATION
Section 13 - DISPOSAL CONSIDERATIONS
Dispose of in a manner consistent with federal, state, and local regulations.
Section 14 - TRANSPORT INFORMATION
IATA
Shipping Name: HYDROFLUORIC ACID
Hazard Class: 8
UN Number: 1790
Packing Group: II
IMO
Shipping Name: HYDROFLUORIC ACID
Hazard Class: 8
UN Number: 1790
Packing Group: II
RID/ADR
No information available.
USA RQ: CAS# 7647-01-0: 5000 lb final RQ; 2270 kg final RQ
USA RQ: CAS# 7664-39-3: 100 lb final RQ; 45.4 kg final RQ
Section 15 - REGULATORY INFORMATION
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: T C
Risk Phrases:
R 23/24/25 Toxic by inhalation, in contact with skin
and if swallowed.
R 34 Causes burns.
Safety Phrases:
S 7/9 Keep container tightly closed and in a
well-ventilated place.
S 26 In case of contact with eyes, rinse immediately
with plenty of water and seek medical advice.
S 36/37 Wear suitable protective clothing and
gloves.
S 45 In case of accident or if you feel unwell, seek
medical advice immediately (show the label where
possible).
WGK (Water Danger/Protection)
CAS# 7647-01-0: 1
CAS# 7664-39-3: 1
Canada
CAS# 7647-01-0 is listed on Canadas DSL List.
CAS# 7664-39-3 is listed on Canadas DSL List.
CAS# 7647-01-0 is listed on Canadas Ingredient Disclosure List.
CAS# 7664-39-3 is listed on Canadas Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 7647-01-0 is listed on the TSCA inventory.
CAS# 7664-39-3 is listed on the TSCA inventory.
