This product is a chemical substance and is intended to be used by persons having chemical knowledge and skill, at their own discretion and risk.
 

IDENTITY : BES

Section I. 
 Manufacturer's Name :	GENTAUR LABORATORIES 
 
Section II.-Identity Information 
 Chemical Name : N,N-Bis(2-hydroxyethyl)-2-aminoethanesulfonic acid 
 CAS Registry Number : 			10191-18-1 
 OSHA PEL : 				Not available 
 ACGIH TLV : 				Not available
                                                      
Section III.Physical/ChemicalCharacteristics 
 Melting Point : 			150 - 157 C(dec.) 
 Boiling Point : 			Not applicable 
 Specific Gravity(Water=1) : 		Not applicable 
 Vaper Pressure :			Not applicable 
 Vaper Density(Air=1) : 		Not applicable 
 Evaporation Rate(Butyl Acetate=1) : 	Not applicable 
 Solubility in Water : 			Soluble 
 Appearance and Odor : 			White crystalline powder
                               
Section IV.-Fire and Explosion Hazard Data                              
 Flash Point(Method Used) : 		Not available 
 Flammable Limits : 			Not available 
 Extinguishing Media : Carbon dioxide, dry chemical powder, foam, water. 
 Special Fire Fighting Procedures :  
       Wear protective clothing, respirator, chemical safety goggles, 
       rubber boots and heavy rubber gloves. 
 Unusual Fire and Explosion Hazards :  
       Fire may produce irritating or poisonous gases. 

Section V.-Reactivity Data Stability : Stable Conditions to Avoid : Heat, sunlight, high temperature. Incompatibility(Materials to Avoid) : Strong oxidizing agents, strong acids, Hazardous Decomposition or Byproducts : When decomposed it may emit toxic fumes of carbon monoxide, carbon dioxide, nitrogen oxides and sulfur oxides. Hazardous Polymerization : Will Not Occur Conditions to Avoid : Not applicable

Section VI.-Health Hazard Data Route(s) of Entry : Inhalation ? Yes ; Skin ? Yes ; Ingestion ? Yes Health Hazards(Acute and Chronic) : May be harmful by inhalation,ingestion, or skin absorption. Causes eye and skin irritation. Material is irritating to mucous membranes and upper respiratory tract. Carcinogenicity : Not listed in RTECS. Signs and Symptoms of Exposure : Not available Medical Conditions Generally Aggravated by Exposure : Not available Emergency and First Aid Procedures : In case of contact with eyes, immediately flush eyes with copious amounts of water for at least 15 minutes. In case of contact, immediately wash skin with soap and copious amounts of water. Assure adequate flushing of the eyes by separating the eyelids with fingers. If inhaled, remove to fresh air. If not breathing, give artifical respiration. If breathing is difficult, give oxygen. If ingested, wash out mouth with water. Call a physician. Wash contaminated clothing before reuse.

Section VII.-Precautions for Safe Handling and Use Steps to be Taken in Case Material is Released or Spilled : Wear self-contained breathing apparatus, rubber boots and heavy rubber gloves. Avoid raising dust. Evacuate area. Ventilate area and wash spill site after material pickup is complete. Sweep up, place in a bag and hold for waste disposal. Waste Disposal Method : Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber. Precautions to be taken in Handling and Storing : Wear appropriate NIOSH/MSHA-approved respirator, chemical-safety goggles, chemical-resistant gloves, other protective clothing. Use only in a chemical fume hood. Mechanical exhaust required. Safety shower and eye bath. Faceshield. Do not breathe dust. Do not get in eyes, on skin,on clothing. Wash thoroughly after handling. Other Precautions : Keep tightly closed. Store in a cool and dry place.

Section VIII.-Control Measures Respiratory Protection(Specify Type) : Necessary. Ventilation, Local Exhaust : Chemical fume hood. Special : Mechanical(General) : Necessary Other : Protective Gloves : Chemical-resistant gloves. Eye Protection : Chemical-safety goggles. Other protective Clothing or Equipment : Necessary. Work/Hygienic Practices : Wash thoroughly after handling. Access to a safety shower and eye-wash. Do not permit eating, drinking or smoking near material.

The above information is believed to be correct but does not purport to be all inclusive and shall be used only as a guide, GENTAUR LABORATORIES shall not be held liable for any damage resulting from handling or from contact with the above material.

GEVAERT Lieven , Manager Quality Control