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Structure Probe, Inc.

P.O. Box 656 West Chester, PA 19381-0656 USA
Phone: 1-(610)-436-5400 Fax: 1-(610)-436-5755
E-mail: spi3spi@2spi.com

WWW: http://www.2spi.com
Manufacturer's CAGE: 1P573

Material Safety Data Sheet

SPI #02560-AB Sudan Black B

Section 01 Identification

Date Effective......... January 8, 2009
                        (most recent revision)

Chemical Name/Synonyms... Sudan Black B                             

Contacting CHEMTREC:

24 Hour Emergency Use Only #'s... 
Worldwide phone: 1-(703)-527-3887
Worldwide FAX:   1-(703)-741-6090 
Toll-free phone: 1-(800)-424-9300 USA only

Product or Trade Name....  SPI # 02560-AB  Sudan Black B
Synonyms.................  C.I. 26150; Solvent Black 3; 
2,3-Dihydro-2,2-dimethyl-6-((4-phenylazo)-1-naphthyl azo)perimidine;

Hazardous Material
Information System
Health 2 National Fire
Protection Association
Fire Hazard 0
Reactivity 0
Personal Protection 0
NFPA Rating: (estimated) Health: 2; Flammability: 0 ; Reactivity: 0

Section 2 Composition

Component Name         CAS #          Percent       EINECS/ELINCS
Sudan Black B          4197-25-5      >99           224-087-1

RTECS#: SD4431500

Section 3: Hazard Identification

Emergency overview: May cause eye, skin and respiratory tract irritation.

Appearance: Black powder
Flash Point:  Not available  
Warning! Avoid contact and inhalation 

Target Organs:

Potential Health Effects

Eye: May cause eye irritation

Skin: May cause skin irritation

Ingestion: May be harmful if swallowed

Inhalation: May be harmful by inhalation


Section 4: First Aid Measures

Eyes: In case of eye contact, immediately flush with copious amounts
of water for at least 15 minutes, separating the eyelids.  Seek medical

Skin: In case of skin contact, immediately wash with soap and copious
amounts of water.  If irritation develops, seek medical attention.

Ingestion: In case of ingestion, wash mouth out with water provided 
victim is conscious and alert.  Seek medical attention.

Inhalation: In case of inhalation, remove to fresh air.  If breathing
is difficult, give oxygen.  If not breathing, give artificial respiration. If
cough or other symptoms develop, or in case of difficulty breathing, seek
medical attention.

Notes to Physician: Treat symptomatically and supportively.

Section 5: Fire Fighting Measures


General Information:
Wear self-contained breathing apparatus and protective gear to prevent eye or
skin contact.  Emits toxic fumes under fire conditions.

Extinguishing Media:
Use water spray, carbon dioxide, dry chemical, or appropriate foam.

Section 6: Accidental Release Measures


General Information:
Use appropriate protective clothing, chemical goggles, ventilation, to minimize 
eye contact, skin contact, and inhalation of dust.

Avoid raising dust. Sweep up and place in bag to hold for waste disposal. 
Ventilate area.  Wash spill site after pick-up is complete.

Section 7: Handling and Storage

Avoid contact with eyes or skin.  Avoid inhalation.  Avoid raising dust.  
Avoid repeated contact. Wash thoroughly after handling.  Wash clothing 
before reuse.

Store in tightly closed containers in a cool, dry location.

Section 8: Exposure Controls and Personal Protection

Engineering Controls: Safety shower, eye wash station and mechanical exhaust 

Exposure Limits:

Chemical Name        	ACGIH    NIOSH   OSHA - Final PELs
Sudan Black B	        none     none    none

OSHA Vacated PELs: none

Personal Protective Equipment

Eyes: Chemical safety goggles

Skin: Protective gloves

Clothing: Appropriate to avoid skin contact

Respirators: Where workplace conditions warrant respirator use, follow OSHA 29 CFR 1910.134 or European Standard EN 149.

Section 9: Physical and Chemical Properties

Physical State: Solid  
Appearance:  Black powder
Odor:  N/A
pH:  N/A
Vapor Pressure: N/A 
Vapor Density:  N/A
Evaporation Rate:  N/A
Viscosity:  N/A
Boiling Point: N/A 
Freezing/Melting Point: 120-124C
Autoignition Temperature:  N/A
Flash Point:  N/A
Decomposition Temperature: N/A 
Explosion Limits 
	Lower:  N/A
 	Upper:  N/A
Solubility in water:  Insoluble
Specific Gravity/Density: N/A  
Molecular Formula: C29H24N6
Molecular Weight:  456.55

N/A = Not available

Section 10: Stability and Reactivity

Chemical Stability: Stable

Conditions to Avoid: Excessive heat, dust formation

Incompatibility with Other Materials: Strong oxidizing agents

Hazardous Decomposition of Products: Carbon monoxide, carbon dioxide, nitrogen oxides

Hazardous Polymerization:  Will not occur.

Section 11: Toxicological Information

RTECS#:  SD4431500

LD50/LC50 Information:
       LD509       Mouse, intravenous      63 mg/kg

CAS# 4197-25-5 is not listed by ACGIH, IARC, NTP, OR California Proposition 65. 

Teratogenicity: Not known

Reproductive Effects: Not known

Neurotoxicity:  Not known

Mutagenicity: Not known

Other Studies: Not known 

Section 12: Ecological Information

Exotoxicity: No information available

Section 13: Disposal Considerations

RCRA P-Series:  Not listed
RCRA U-Series:  Not listed

Dispose of in accordance with all federal, state and local 
environmental regulations.

Section 14: Transport Information

US DOT Hazard Class:
This product is considered non-hazardous from the standpoint of transport.

IATA (for international shipments):
This product is considered non-hazardous from the standpoint of air transport.

Section 15: Regulatory Information

United States:

CAS# 4197-25-5 is listed on the TSCA Inventory.

CAS# 4197-25-5 is not listed under SARA.

CAS# 4197-25-5 is not considered highly hazardous by OSHA.

State (Individual states in the USA)
CAS# 4197-25-5 is not listed under any state list.
European/International Regulations:
European Labeling in Accordance with EC Directives

Hazard Symbols: none
Risk Phrases:  none       

Safety Phrases:
	S 24/25: Avoid contact with skin and eyes.

WGK (Water Danger/Protection):
CAS# 4197-25-5: 2


WHMIS: This material has been classified in accordance with the hazard 
criteria of the CPR and the msds contains all information required by the CPR.

CAS# 4197-25-5 is listed on the DSL List.
CAS# 4197-25-5 is not listed on the NDSL List. 

Section 16: Other Information

Disclaimer of Liability:
Caution! Do not use SPI Supplies products or materials in applications involving implantation within the body; direct or indirect contact with the blood pathway; contact with bone, tissue, tissue fluid, or blood; or prolonged contact with mucous membranes. Products offered by SPI Supplies are not designed or manufactured for use in implantation in the human body or in contact with internal body fluids or tissues. SPI Supplies will not provide to customers making devices for such applications any notice, certification, or information necessary for such medical device use required by US FDA (Food and Drug Administration) regulation or any other statute. SPI Supplies and Structure Probe, Inc. make no representation, promise, express warranty or implied warranty concerning the suitability of these materials for use in implantation in the human body or in contact with internal body tissues of fluids.


The information and recommendations set forth above are taken from sources believed to be accurate as of the date hereof, however SPI Supplies and Structure Probe, Inc. make no warranty with respect to the accuracy of the information or the suitability of the recommendations, and assume no liability to any user thereof. The information contained in this sheet does not constitute a hazard assessment and should not be used in place of the user's own assessment of work place risks as required by other health and safety legislation.

Be aware of the Structure Probe, Inc. Copyright Policy. Structure Probe, Inc. grants a nonexclusive license to make unlimited copies of this safety sheet for internal use only. Quite obviously, this information would pertain only to this material when purchased from SPI Supplies as product from other sources, with other ingredients and impurity levels could have substantially different properties.

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