MATERIAL SAFETY DATA SHEET
N-ACETYL-L-CYSTEINE
1. PRODUCT AND COMPANY INFORMATION:
Product Name: L-NORVALINE
Company identification: ”WIRUD” Co.Ltd
For emergencies, call:
+86 (852) 2307 1788
+86 (852) 2307 1695
2. COMPOSITION/INFORMATION ON INGREDIENT:
| Substance Name | CAS # | SARA 313 |
| L-NORVALINE | 616-91-1 | No |
| Formula | C5H9NO3S | |
| Synonyms |
L-alpha-Acetamido-beta-mercaptopropionic acid * Acetein * Acetylcysteine * N-Acetylcysteine * N-Acetyl-L-cysteine * N-Acetyl-3-mercaptoalanine * Airbron * Broncholysin * L-Cysteine, N-acetyl-(9CI) * Fluimucetin * Fluimucil * Fluimicil Infantil * Inspir * Mercapturic acid * Mercapturic acid, (R)- * Mucofilin * Mucolyticum Lappe * Mucolytikum Lappe * Mucomyst * Mucosolvin * NAC * NSC 111180 * Parvolex * |
RTECS Number: HA1660000
3. HAZARDS IDENTIFICATION:
EMERGENCY OVERVIEW
Caution: Avoid contact and inhalation.
HMIS RATING
HEALTH: 1
FLAMMABILITY: 0
REACTIVITY: 0
HEALTH: 1
FLAMMABILITY: 0
REACTIVITY: 0
4. FIRST AID MEASURES:
ORAL EXPOSURE
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
In case of contact, immediately wash skin with soap and copious amounts of water.
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes.
Assure adequate flushing by separating the eyelids with fingers. Call a physician.
FLASH POINT
N/A
AUTOIGNITION TEMPN/A
FLAMMABILITYN/A
EXTINGUISHING MEDIASuitable: Water spray. Carbon dioxide, dry chemical powder, or appropriate foam.
FIREFIGHTING
Protective Equipment: Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Specific Hazard(s): Emits toxic fumes under fire conditions.
PROCEDURE(S) OF PERSONAL PRECAUTION(S)
Exercise appropriate precautions to minimize direct contact with skin or eyes and prevent inhalation of dust.
METHODS FOR CLEANING UP
Sweep up, place in a bag and hold for waste disposal. Avoid raising dust.
Ventilate area and wash spill site after material pickup is complete.
HANDLING
User Exposure: Avoid inhalation. Avoid contact with eyes, skin, and clothing. Avoid prolonged or repeated exposure.
STORAGE
Suitable: Keep tightly closed.
ENGINEERING CONTROLS
Safety shower and eye bath. Mechanical exhaust required.
PERSONAL PROTECTIVE EQUIPMENTRespiratory: Use respirators and components tested and approved under appropriate government standards such as NIOSH (US) or CEN (EU). Respiratory protection is not required. Where protection from nuisance levels of dusts are desired, use type N95 (US) or type PI (EN 143) dust masks. Hand: Protective gloves. Eye: Chemical safety goggles.
GENERAL HYGIENE MEASURES
Wash thoroughly after handling.
| Appearance | Physical State: | Solid |
| Color: | Colorless | |
| Form: | Crystalline |
| Property | Value At Temperature or Pressure |
| Molecular Weight | 163.2 AMU |
| pH | N/A |
| BP/BP Range | N/A |
| MP/MP Range | 110 °C |
| Freezing Point | N/A |
| Vapor Pressure | N/A |
| Vapor Density | N/A |
| Saturated Vapor Cone. | N/A |
| SG/Density | N/A |
| Bulk Density | N/A |
| Odor Threshold | N/A |
| Volatile% | N/A |
| VOC Content | N/A |
| Water Content | N/A |
| Solvent Content | N/A |
| Evaporation Rate | N/A |
| Viscosity | N/A |
| Surface Tension | N/A |
| Partition Coefficient | N/A |
| Decomposition Temp. | N/A |
| Flash Point | N/A |
| Explosion Limits | N/A |
| Flammability | N/A |
| Autoignition Temp | N/A |
| Refractive Index | N/A |
| Optical Rotation | Degree of Rotation: 20 g/1 Solvent: H2O +6.3 - +5.3 (+/-0.5) |
| Miscellaneous Data | N/A |
| Solubility | N/A |
10. STABILITY AND REACTIVITY:
STABILITY
Stable: Stable.
Materials to Avoid: Heavy metals, Heavy metal salts, Rubber, Oxygen, Oxidizing agents.
Hazardous Decomposition Products: Carbon monoxide, Carbon dioxide, Nitrogen oxides, Sulfur oxides
HAZARDOUS POLYMERIZATION
Hazardous Polymerization: Will not occur
ROUTE OF EXPOSURE
Skin Contact: May cause skin irritation.
Skin Absorption: May be harmful if absorbed through the skin.
Eye Contact: May cause eye irritation.
Inhalation: Material may be irritating to mucous membranes and upper respiratory tract. May be harmful if inhaled.
Ingestion: May be harmful if swallowed.
Exposure can cause bronchospasm, nausea, vomiting, stomatitis, and nasal discharge.
Oral
Rat
5050 mg/kg
LD50
Intravenous
Rat
1140 MG/KG
LD50
Remarks: Gastrointestinal:Other changes.
Oral Mouse
4400 mg/kg
LD50
Intraperitoneal
Mouse
4 00 MG/KG
LD50
Intravenous
Mouse
380 0 MG/KG
LD50
Remarks: Brain and Coverings:Recordings from specific areas of CNS.
Behavioral:Somnolence (general depressed activity).
Lungs, Thorax, or Respiration:Other changes.
Oral
Dog
> 1000 mg/kg
LD50
Intraperitoneal
Dog
7 00 MG/KG
LD50
Intravenous
Dog
7 00 MG/KG
LD50
No data available
13. DISPOSAL CONSIDERATIONS:
APPROPRIATE METHOD OF DISPOSAL OF SUBSTANCE OR PREPARATION
Contact a licensed professional waste disposal service to dispose of this material.
Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber.
Observe all federal, state, and local environmental regulations.
DOT
Proper Shipping Name: None
Non-Hazardous for Transport: This substance is
considered to be non-hazardous for transport.
Non-Hazardous for Air Transport: Non-hazardous for air transport.