MATERIAL SAFETY DATA SHEET THYMOL BLUE INDICATOR SOLUTION
PRODUCT CODE NUMBER(S): 8910-6
PRODUCT IDENTIFICATION FIRE AND EXPLOSION DATA
Chemical Name and Synonyms: Thymol blue solution; Flammability: Non flammable
Thymol sulphonphthalein, sodium salt, aqueous solution Extinguishing Media: Use extinguishing media appropri-
Chemical Family: Sulphonphthalein dye ate to the surrounding fire.
Chemical Formula: C27H30O5Na in H2O Flash Point (Method Used): None
Product Use: pH indicator Autoignition Temperature: Not applicable
Manufacturer鈥檚 Name and Address: Upper Flammable Limit (% by volume): Not applicable
Caledon Laboratories Ltd. Lower Flammable Limit (% by volume): Not applicable
40 Armstrong Avenue Hazardous Combustion Products: SOx, COx, phenols,
Georgetown, Ontario L7G 4R9 acrid smokeand fumes (minute quantities)
Sensitivity to Impact: None
Telephone No: (905) 877-0101
Sensitivity to Static discharge: None
Fax No: (905) 877-6666
Emergency Telephone No: CANUTEC (613) 996-6666
TOXICOLOGICAL PROPERTIES AND HEALTH DATA
HAZARDOUS INGREDIENTS OF MATERIALS
Toxicological Data:
Ingredients % TLV Units CAS No. LD50: Not available
LC50: Not available
Thymol
sulphonphthalein,
sodium salt <1 Not established 62625-21-2 Effects of Acute Exposure to Product:
Inhaled: May be slightly irritating
PHYSICAL DATA
In contact with skin: No human or animal information
Physical State: Liquid available. Not expeccted to cause irritation. May stain skin.
Probably not absorbed through skin.
Odour and Appearance: Blue or brown liquid, slight, char-
In contact with eyes: No human or animal information
acteristic odour.
available. May cause mild irritaton
Odour Threshold (ppm): Not available
Ingested: No human or animal information available. Ex-
Vapour Pressure (mm Hg): Similar to water
tremely large amounts may cause gastrointestinal irritation.
Vapour Density (Air = 1): Similar to water
Evaporation Rate: Similar to water Effects of Chronic Exposure to Product:
Boiling Point (degrees C): Similar to water
Some people may develop allergic reaction. No specific in-
Melting Point (degrees C): Similar to water formation is available, but allergic reactions do occur (rarely)
pH: Not available to a related chemical, phenolphthalein.
Specific Gravity: Similar to water Carcinogenicity: No human or animal information avail-
able.
Coefficient of Water/Oil distribution: Not available
Teratogenicity: No human or animal information available.
SHIPPING DESCRIPTION Reproductive Effects: No human or animal information
available.
UN: Not regulated
Mutagenicity: No human or animal information available.
T.D.G. Class: Not regulated Positive results in test with bacteria.
Pkg. Group: Not regulated Synergistic Products: None found
REACTIVITY DATA PREVENTIVE MEASURES
Chemical Stability: Stable Engineering Controls: Local exhaust ventilation recom-
mended
Incompatibility with other substances: May react vigor-
ously with strong oxidizers or stong reducing agents. Respiratory Protection: Dust/mist mask. NIOSH/MSHA
approved respirator for high concentrations;
Reactivity: Avoid excessiv e heat, incompatble materials,
postive-pressure, full face-piece self-contained breathing ap-
generation of mist.
paratus for fire or spill conditions.
Hazardous Decomposition Products: None identified
Eye Protection: Chemical safety glasses.
MSDS THYMOL BLUE INDICATOR SOLUTION
CODE: 8910-6
Skin Protection: Plastic or rubber gloves. Other protective
clothing sufficient to prevent contact.
Other Personal Protective Equipment: Safety shower
and eye-wash fountain in work area.
Leak and Spill Procedure: Mop up spill or mix with inert
absorbent and collect for disposal. Wash site of spillage
thoroughly with running water and detergent.
Waste Disposal: Follow all federal, provincial and local
regulations for disposal.
Handling Procedures and Equipment: Avoid generating
mist. Follow routine safe handling procedures. Use the
smallest amount possible for the purpose. Avoid contact
with skin and eyes.
Storage Requirements: Store in suitable, labelled contain-
ers, in a cool, dry, well-ventilated area, out of direct sunlight
and away from incompatible materials. Keep tightly closed.
FIRST AID MEASURES
Specific Measures:
Eyes: Flush eyes thoroughly with gently runnig water for
five to ten (5 to 10) minutes, holding eyelids open while
flushing. Get medical advice if irritation develops.
Skin: Remove contaminated clothing. Wash skin with
plenty of running water for five (5) minutes or until chemical
is removed. If irritation develops get medical attention.
Inhalation: Remove to fresh air. Get medical attention for
any breathing difficulty.
Ingestion: If victim is alert and not convulsing, rinse mouth
thoroughly with water and give 1 to 2 glasses of water to
drink to dilute. If victim feels unwell, or if a very large amount
has been ingested, get medical attention.
REFERENCES USED
CCINFO disc: MSDS鈥檚, September 2006
Budavari: The Merck Index, 12th ed., 1997
Sax, Lewis: Hawley鈥檚 Condensed Chemical Dictionary, 11th
ed., 1987
Sax: Dangerous Properties of Industrial Materials, 5th ed.,
1979
Suppliers鈥? Material Safety Data Sheets
ADDITIONAL INFORMATION
Date Issued: December 24, 1991
Revision: September 2006
MSDS: 8910-6
Proposed WHIMS Designation: Not controlled. Not re-
quired to be updated every three years (WHMIS 1992, B-40,
Section 29,2)
Prepared by: Caledon Laboratories Ltd. (905) 877-0101
Caledon Laboratories Ltd. believes the information contained
herein is reliable and accurate. Caledon makes no warranty
with respect thereto and expressly disclaims all liability for reli-
ance thereon. Such information is solely for your consider-
ation, investigation, and verification.
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