EMS CATALOG NO: 10030
EMS PRODUCT: SITS, Disodium Salt
DATE: January 19, 2002
PAGE NUMBER: One of 3
MATERIAL SAFETY DATA SHEET
The information contained herein is based on data considered accurate. However, no warranty is
expressed or implied regarding the accuracy of these data or the results to be obtained from the use
thereof.
Electron Microscopy Sciences assumes no responsibility for personal injury or property damage to
vendees, users or third parties caused by the material. Such vendees or users assume all risks
associated with the use of the material.
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FOR PRODUCT AND SALES INFORMATION
CONTACT ELECTRON MICROSCOPY SCIENCES OFFICE ABOVE.
Product and Company Identification
Product Name: 4-acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid, (SITS), Sodium
salt
Catalog Number: 10030
Unit Size: 250 mg
Composition / Information on Ingredients
4-acetamido-4'-isothiocyanatostilbene-2,2'-disulfonic acid, (SITS) disodium salt
鈥?
Molecular Formula: C17H12N2O7S3 Na2
Molecular Weight: 498.50
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CAS Number/Name: 5-1023-76-8
Benzenesulfonic acid, 5-(acetylamino)-2-(2-(4-isothiocyanato-2-
sulfophenyl) ethenyl), sodium salt
Hazards Identification
Emergency Overview: To our knowledge, the hazards of this material have not been thoroughly
investigated. We recommend handling all chemicals with caution.
Potential Health Effects
Inhalation: Not determined
Ingestion: Not determined
Skin: Not determined
Eyes: Not determined
Chronic Exposures: Not determined
Target Organs: Not determined
First Aid Measures
Potentially harmful. Avoid prolonged or repeated exposure. Wash thoroughly after handling. If eye or
skin contact occurs, wash affected area with water for 15 minutes and seek medical advice. If inhaled,
move individual to fresh air and seek medical advice. If swallowed, seek medical advice.
Fire Fighting Measures
Use dry chemical powder or appropriate foam extinguisher.
Accidental Release Measures
Use appropriate protective equipment and methods to clean up spilled substances promptly. Absorb
spill onto an appropriate material. Collect and dispose of all waste in accordance with applicable laws.
Handling and Storage
Desiccation required. Freezer storage recommended (-20掳C).
Exposure Controls / Personal Protection
Wear appropriate gloves, protective clothing and eyewear and follow safe laboratory practices.
ACGIH/OSHA Permissible Exposure Limit Data: Not determined
Physical and Chemical Properties
Form: Solid
Odor: Not determined
Solubility in Water: High
Specific Gravity: Not determined
pH: Not determined
Boiling Point: Not determined
Melting Point: Not determined
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Flash Point: Not determined
Vapor Pressure: Not determined
Stability and Reactivity
Thermal Decomposition: No decomposition if used according to specifications.
Dangerous Reactions: No dangerous reactions identified.
Dangerous Products of Decomposition: No dangerous decomposition products identified.
Toxicological Information
RTECS Number: None known
Toxicity: We are not aware of any toxicity data for this product.
Health Hazards: See Potential Hazards below.
Potential Hazards: The complete properties have not been investigated; however, similar
compounds are known to be chemically reactive with proteins and other
biochemicals and should be treated as potentially hazardous.
Carcinogenicity: Not listed by NTP, IARC or OSHA.
Ecological Information
Do not allow product to reach ground water, water course, or sewage system.
Disposal Considerations
Consult local, state or national regulations for proper disposal.
Transport Information
Hazard Class: Not determined
Identification Number: Not determined
Packing Group: Not classified
Proper Shipping Name (Technical Name): Not determined
Regulations
US Toxic Substances Control Act (TSCA): Not listed
US Other: Not applicable
EEC EINICS Number: Not identified
EEC Risk Statements: Not determined
Other Country Regulations: None identified
Other Information
This material is sold for research purposes only and is not required to appear on the TSCA inventory. It is not intended for
food, drug, household, agricultural or cosmetic use. Its use must be supervised by a technically qualified individual
experienced in handling potentially hazardous chemicals. The above information is correct to the best of our knowledge.
Users should make independent decisions regarding completeness of the information based on all sources available.
Electron Microscopy Sciences shall not be held liable for any damage resulting from handling or contact with the above
product.
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