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SULFUR MUSTARDICSC: 0418
HD
Mustard gas
Bis(2-chloroethyl)sulfide
1,1'-Thiobis(2-chloroethane)
Yperite
Lost
April 2005
CAS #: 505-60-2
UN #: 2810

  ACUTE HAZARDS PREVENTION FIRE FIGHTING
FIRE & EXPLOSION Combustible under specific conditions.    NO open flames.    In case of fire in the surroundings, use appropriate extinguishing media.   

 AVOID ALL CONTACT! IN ALL CASES CONSULT A DOCTOR! 
  SYMPTOMS PREVENTION FIRST AID
Inhalation Cough. Burning sensation. Sore throat. Shortness of breath. Laboured breathing. Symptoms may be delayed. See Notes.  Use breathing protection.  Fresh air, rest. Half-upright position. Artificial respiration may be needed. No mouth-to-mouth artificial respiration. Administration of oxygen may be needed. Refer for medical attention. 
Skin MAY BE ABSORBED! Pain. Redness. Blisters. Serious skin burns.  Protective gloves. Protective clothing.  Remove contaminated clothes. Rinse and then wash skin with water and soap. Wear protective gloves when administering first aid. Refer for medical attention . 
Eyes Watering of the eyes. Redness. Pain. Severe deep burns. Loss of vision.  Wear safety goggles, face shield or eye protection in combination with breathing protection.  First rinse with plenty of water for several minutes (remove contact lenses if easily possible), then refer for medical attention. 
Ingestion Abdominal pain. Nausea. Vomiting. Burning sensation. Shock or collapse. See Inhalation.  Wash hands before eating. Do not eat, drink, or smoke during work.  Do NOT induce vomiting. NO mouth-to-mouth artificial respiration. Administration of oxygen may be needed. Refer for medical attention . 

SPILLAGE DISPOSAL CLASSIFICATION & LABELLING
Evacuate danger area! Consult an expert! Personal protection: complete protective clothing including self-contained breathing apparatus. Do NOT let this chemical enter the environment. Collect leaking and spilled liquid in sealable containers as far as possible. Absorb remaining liquid in sand or inert absorbent. Then store and dispose of according to local regulations. 

According to UN GHS Criteria

 

Transportation
UN Classification
UN Hazard Class: 6.1; UN Pack Group: I 

STORAGE
Separated from water and food and feedstuffs. Well closed. Ventilation along the floor. Store in an area without drain or sewer access. 
PACKAGING
Do not transport with food and feedstuffs. 
SULFUR MUSTARD ICSC: 0418
PHYSICAL & CHEMICAL INFORMATION

Physical State; Appearance
COLOURLESS-TO-YELLOW OILY LIQUID OR CRYSTALS WITH CHARACTERISTIC ODOUR. 

Physical dangers
 

Chemical dangers
Decomposes on heating. This produces toxic fumes. Reacts with water. Attacks metals. 

Formula: C4H8Cl2S
Molecular mass: 159.1
Boiling point: 216°C
Melting point: 13.5°C
Relative density (water = 1): 1.27
Solubility in water, g/100ml at 25°C: 0.0068 (very poor)
Vapour pressure, Pa at 20°C: 9.33
Relative vapour density (air = 1): 5.5
Flash point: 105°C
Octanol/water partition coefficient as log Pow: 1.37/2.41  


EXPOSURE & HEALTH EFFECTS

Routes of exposure
The substance can be absorbed into the body by inhalation, through the skin and by ingestion. 

Effects of short-term exposure
Blistering agent. Lachrymation. The substance is severely irritating to the eyes, skin and respiratory tract. Inhalation may cause lung oedema. See Notes. The effects may be delayed. Medical observation is indicated. 

Inhalation risk
A harmful contamination of the air can be reached very quickly on evaporation of this substance at 20°C. 

Effects of long-term or repeated exposure
Repeated or prolonged contact with skin may cause dermatitis. Repeated or prolonged inhalation may cause effects on the lungs. The substance may have effects on the eyes. This may result in impaired functions. This substance is carcinogenic to humans. 


OCCUPATIONAL EXPOSURE LIMITS
MAK: skin absorption (H); carcinogen category: 1 

ENVIRONMENT
It is strongly advised not to let the chemical enter into the environment because it is persistent. 

NOTES
Do NOT take working clothes home.
Depending on the degree of exposure, periodic medical examination is suggested. 

ADDITIONAL INFORMATION
  EC Classification
 

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    See Also:
       Toxicological Abbreviations