Dimmitt Sulfur Products, LTD
PO Box 10, Texline, TX 79087
Telephone (800) 692-1393 Fax (806) 362-4906
MATERIAL SAFETY DATA SHEET
SODIUM BISULPHITE, SOLUTION
SECTION I***CHEMICAL PRODUCT AND COMPANY IDENTIFICATION***
(Issue Date 09/01/03)
PRODUCT NAME: SODIUM BISULPHITE, SOLUTION
CHEMICAL FORMULA: NaHSO3
CHEMICAL SYNONYMS / COMMON NAMES:Sodium Hydrogen Sulphite
Sodium Bisulphite, Solution
CHEMICAL FAMILY: Inorganic Salt
MA F C U E 鈥?
NU A T R RS Dimmitt Sulfur Products, LTD
Name and PO Box 10
Address: Texline, TX 79087
Telephone: 1-800-692-1393
Emergency Number: 1-806-647-2121
CHEMTREC: 1-800-424-9300
SECTION II***COMPOSITION, INFORMATION ON INGREDIENTS***
CAS# CHEMICAL NAME % Toxicity Data
7631-90-5 Sodium Bisulphite (NaHSO3) 20-43 No information available
7732-18-5 Water 57-70 No information available
LIST LEGEND:
00 TSCA INVENTORY
19 PA REQUIREMENT - 3% or Greater
22 CANADIAN DOMESTIC SUB LIST
23 NJ REQUIREMENT - 1% or Greater
50 PHILIPPINES INVENTORY (PICCS)
SECTION III***HAZARDS IDENTIFICATION***
EMERGENCY OVERVIEW
LIQUID, VAPORS OR MIST MAY BE IRRITATING TO EYES, SKIN AND RESPIRATORY TRACT. STRONG
REDUCING AGENT MAY CAUSE PERMANENT EYE DAMAGE.
Clear to pale - yellow solution with a slight sulfur odor.
POTENTIAL HEALTH EFFECTS
ROUTES OF ENTRY: Absorption, Inhalation, and Ingestion.
Page 1 of 7
TARGET ORGANS: Eyes, Skin, Respiratory Tract, Gastrointestinal Tract, and Lungs.
IRRITANCY: Extremely irritating to skin, eyes and mucous membranes. Permanent eye damage may result from eye
contact.
SENSITIZING CAPABILITY: None Known.
REPRODUCTIVE EFFECTS: None Known.
CANCER INFORMATION: None Known.
SHORT TERM EXPOSURE (ACUTE)
INHALATION: Exposure to vapor, mist or liquid can produce irritation of the respiratory tract.
EYES: Strongly irritating to eyes. Exposure to vapor can cause tearing, conjunctivitis and burning of the eyes. Eye
contact may cause corneal injury.
SKIN: Contact may cause burns and tissue destruction.
INGESTION: Strongly irritating to mucous membranes. Can cause severe burns to the mucous membranes of the
digestive tract.
REPEATED EXPOSURE (CHRONIC): None Known.
SYNERGISTIC MATERIALS: None Known.
MEDICAL CONDITIONS AGGRAVATED BY EXPOSURE: None Known.
SECTION IV***FIRST AID MEASURES***
EYES: IMMEDIATELY flush eyes with a directed stream of water for at least 15 minutes, forcibly holding eyelids apart
to ensure complete irrigation of all eye and lid tissue. IF IRRITATION PERSISTS GET MEDICAL
ATTENTION.
SKIN: Wash thoroughly with soap and water. Wash clothing before reuse. IF IRRITATION OCCURS, GET
MEDICAL ATTENTION.
INHALATION: Remove to fresh air. If breathing is difficult, have trained person administer oxygen. If respiration
stops, give mouth - to - mouth resuscitation. GET MEDICAL ATTENTION IMMEDIATELY.
INGESTION: May cause severe allergic reaction in some asthmatics and sulfite sensitive individuals. IF
CONSCIOUS, GIVE PLENTY OF WATER OR MILK. INDUCE VOMITING BY TOUCHING
FINGER TO BACK OF THROAT. GET IMMEDIATE MEDICAL ATTENTION.
SECTION V***FIRE FIGHTING MEASURES***
Flash Point: Non - Flammable
Method: Not Applicable
Auto-Ignition: Not Applicable
FLAMMABLE LIMITS IN AIR, BY % VOLUME:
Upper: Non - Flammable
Lower: Non - Flammable
EXTINGUISHING MEDIA: Use agents appropriate for surrounding fire.
FIRE FIGHTING PROCEDURES: Wear NIOSH / MSHA approved positive pressure self - contained
breathing apparatus and full protective clothing.
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FIRE AND EXPLOSION HAZARD: This product is non - flammable and non 鈥? explosive under normal conditions
of use. At high temperatures this product can decompose to give off toxic
fumes.
SENSITIVITY TO MECHANICAL IMPACT: Not sensitive
SENSITIVITY TO STATIC DISCHARGE: Not sensitive
SECTION VI***ACCIDENTAL RELEASE MEASURES***
PERSONAL PRECAUTIONS: People performing the clean - up should have full protective equipment including
NIOSH / MSHA approved positive pressure self - contained breathing apparatus.
Follow protective measures provided under Personal
Protection in Section VIII.
ENVIRONMENTAL PRECAUTIONS: Contain spill with dike to prevent entry into sewers or waterways. Spills or
releases should be reported, if required, to the appropriate local, state and
federal agencies.
WASTE DISPOSAL: Consult Dimmitt Sulfur Products, LTD, for assistance in disposing of excess material.
METHODS OF CLEANING UP: Large spills should be removed by vacuum truck. Smaller spills may be
soaked up and neutralized with soda ash which should be placed in closed
containers, labeled and stored in a safe place outdoors to await proper
disposal. Spills on areas other than pavement, e.g., dirt or sand, may be
handled by removing the affected soils and placing in approved
containers.
SECTION VII***HANDLING AND STORAGE***
HANDLING: Do not get in eyes, on skin or clothing. Do not take internally. Wear personal protective equipment
as describe in Exposure Controls Personal Protection (Section VIII) of the MSDS. Avoid breathing
airborne particulate, wear respiratory protection when exposure is possible.
Use with adequate ventilation.
Keep container tightly closed and properly labeled.
Wash contaminated clothing before reuse.
Wash thoroughly after handling.
Wear goggles or face shield and rubber gloves when handling.
SPECIAL MIXING AND HANDLING INSTRUCTIONS:Not Applicable.
STORAGE: Keep container tightly closed and properly labeled.
Store in a cool, ventilated area away from incompatible materials
(See Section X).
SECTION VIII***EXPOSURE CONTROLS / PERSONAL PROTECTION***
ENGINEERING CONTROLS: There are no occupational exposure limits established at this time. Since
this material may be irritating to skin and mucous membranes, general
room ventilation plus local exhaust at points of emission should be used
to maintain levels of airborne contaminants as low as feasibly possible.
PERSONAL PROTECTION
RESPIRATORY: Respiratory protection is not required under normal use. Wear a NIOSH / MSHA
apoe r p a r flwn m nf t es r o m naos w e abre
prvd e it s r o oo i l g aua u r e m edtn, hn i on
c r鈥? c i r
contaminants may occur.
EYE / FACE: Wear chemical safety goggles plus full-face shields to protect against splashing when appropriate
(ANSI Z87.1).
Page 3 of 7
SKIN: Wear chemical resistant arm length or gauntlet gloves.
Wear protective clothing to minimize skin contact.
OTHER: Standard work clothing closed at the neck and wrists. Emergency shower and eyewash facility should be in
close proximity (ANSI Z358.1).
SECTION IX***PHYSICAL AND CHEMICAL PROPERTIES***
APPEARANCE AND ODOR: Clear to pale - yellow solution with a slight sulfur odor.
ODOR THRESHOLD: Not Available
BOILING POINT: >104o C
MELTING POINT: Not Determined
VAPOR PRESSURE: Not Determined
SPECIFIC GRAVITY: 1.320 - 1.3450
% VOLATILE BY VOLUME: Not Determined
VAPOR DENSITY: Not Determined
EVAPORATION RATE:Not Determined
pH: 3.0 - 5.0
SOLUBILITY IN WATER, % by wt.: 45% @ 20 oC
SECTION X***STABILITY AND REACTIVITY***
CHEMICAL STABILITY: Stable
REACTS WITH: Heat, Oxidizers, Acids, Alkalis
HAZARDOUS POLYMERIZATION: Will not occur
COMMENTS: Avoid contact with oxidizing agents.
Avoid heat, sparks and open flames
HAZARDOUS DECOMPOSITION PRODUCTS: Generates toxic and irritating gases at high temperatures.
SECTION XI***TOXICOLOGICAL INFORMATION***
7631-90-5 SODIUM BISULPHITE
Sulphite salts cause gastric irritation by liberation of sulfurous acid. The sodium salt is basic and may be irritating to
corrosive tissues depending on the concentration.
SECTION XII***ECOLOGICAL INFORMATION***
7631-90-5 SODIUM BISULPHITE
AQUATIC ECOTOX DATA: 240 ppm/24,48 & 96 hr. / mosquito fish / Tlm / fresh water (100 % basis).
TERRESTRIAL ECOTOX DATA: No Data Available
OCTANOL / WATER PARTITION COEFFICIENT: No Data Available
ENVIRONMENTAL FATE DATA: No Data Available
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There is no specific information available on the environmental fate and effects of SODIUM HYDROGEN SULFITE
(sodium bisulfite). Due caution should be exercised to avoid accidental release of this material to aquatic or terrestrial
environments.
SECTION XIII***DISPOSAL CONSIDERATIONS***
Dispose of all waste and contaminated equipment in accordance with all applicable Local, State and Federal Health and
Environmental regulations.
The materials resulting from clean - up operations may be hazardous wastes and, therefore, subject to specific
regulations. Package, store, transport and dispose of all (clean - up) materials and any contaminated equipment in
accordance with all applicable Local, State and Federal regulations.
SECTION XIV***TRANSPORT INFORMATION***
DOT ID NUMBER: UN 2693
DOT CLASSIFICATION: Corrosive Material
DOT SHIPPING NAME: Bisulphites, inorganic, aqueous solutions, n.o.s., 8, PG III, (Sodium bisulphite).
OTHER REQUIREMENTS: Corrosive Placards are required on containers over 119 gallons (450L). Corrosive labels
are required on smaller containers. Reportable Quantity (RQ) is 5,000 lbs. (100%
basis).
SECTION XV***REGULATORY INFORMATION***
U.S. FEDERAL REGULATIONS: OSHA Standard 29 CFR 1910.1200 requires that information be provided to
employees regarding the hazards of chemicals by means of a hazard
communication program including labeling, material safety data sheets, training
and access to written records. We request that you and it is your legal duty to
make all information in the Material Safety Data Sheet available to your
employees.
To aid our customers in complying with regulatory requirements, SARA Title III Hazard Categories for this product are
i i t bl .I t w r 鈥? E 鈥漚pa next to any category, this product may be reportable by you under the
n c e e w fh od Y S pers
dad o e
requirements of 40.CFR.370. Please consult those regulations for details.
TSCA: All components of this product that are required to be on the TSCA inventory are listed on the
inventory.
SARA / TITLE III HAZARD CATEGORIES:
Immediate (Acute) Health: YES
Delayed (Chronic) Health: NO
Fire Hazard: NO
Reactive Hazard: NO
Sudden Release of Pressure: NO
HMIS HAZARD RATINGS:
Least = 0 Slight = 1 Moderate = 2 High = 3 Extreme = 4
Health Hazard = 3
Fire Hazard = 0
Reactivity = 1
STATE REGULATIONS: See Section II, COMPOSITION / INFORMATION ON INGREDIENTS list
legend for applicable state regulation.
INTERNATIONAL REGULATIONS: Consult the regulations of the importing country.
CANADA, WHMIS Hazard Class: Not Classifiable
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MSDS LEGEND:
ACGIH = American Conference of Governmental Industrial Hygienists
CAS = Chemical Abstracts Service Registry Number
CEILING = Ceiling Limit (15 minutes)
CEL = Corporate Exposure Limit
OSHA = Occupational Safety Health Administration
PEL = Permissible Exposure Limit (OSHA)
STEL = Short Term Exposure Limit (15 minutes)
TDG = Transportation of Dangerous Goods (Canada)
TLV = Threshold Limit Value
TWA = Time Weighted Average (8 hours)
WHMIS = Worker Hazardous Materials Information System (Canada)
SECTION XVI***WARNING LABEL INFORMATION***
SIGNAL WORD: CORROSIVE
HAZARD WARNINGS: Flash Point / Non Flammable
LIQUID, VAPOR OR MIST MAY BE IRRITATING TO EYES, SKIN AND RESPIRATORY TRACT. STRONG
REDUCING AGENT MAY CAUSE PERMANENT EYE DAMAGE.
PRECAUTIONS: Use with adequate ventilation and wear respiratory protection when exposure to dust, mist
or spray is possible.
Avoid breathing dust, vapors or mist.
Wear safety goggles with side shields or chemical splash goggles, protective clothing and
chemical resistant gloves.
Avoid contact with eyes, skin and clothing.
Avoid contact with oxidizers, strong acids and alkalis.
Do Not Swallow. Wash thoroughly after handling.
FIRST AID:
EYES: IMMEDIATELY flush eyes with a directed stream of water for at least 15 minutes, forcibly holding eyelids
apart to ensure complete irrigation of all eye and lid tissue. IF IRRITATION PERSIST GET MEDICAL
ATTENTION.
SKIN: Wash thoroughly with soap and water. Wash clothing before reuse. IF IRRITATION OCCURS, GET
MEDICAL ATTENTION.
INHALATION: Remove to fresh air. If breathing is difficult, have trained person administer oxygen. If respiration
stops, give mouth - to mouth resuscitation. GET MEDICAL ATTENTION IMMEDIATELY.
INGESTION: May irritate gastrointestinal tract. Very large doses cause violent colic, diarrhea, depression and death.
May cause severe allergic reaction in some asthmatics and sulfite sensitive individuals. IF
CONSCIOUS, GIVE PLENTY OF WATER OR MILK. INDUCE VOMITING BY TOUCHING
FINGER TO BACK OF THROAT. GET IMMEDIATE MEDICAL ATTENTION.
Page 6 of 7
IN CASE OF SPILL OR LEAK:
Contain liquids and prevent discharges to streams or sewer systems.
For large spills, dike and pump into properly labeled containers for reclamation or disposal.
For small spills, soak up with absorbent material and place in properly labeled containers for disposal.
Wear full protective equipment and clothing.
FIRE: Fire will liberate toxic gases. Use extinguishing medium as appropriate for surrounding fire. Use NIOSH /
MSHA self - contained breathing apparatus and full protective equipment.
HANDLING AND STORAGE: Keep container tightly closed and properly labeled. Material is damaged by
moisture. Store in a cool, dry, well ventilated area away from acids, alkalis and
strong oxidizing agents. Wear personal protective equipment as described in
Exposure Controls / Personal Protection (Section VIII) of the MSDS.
DISPOSAL: Material that cannot be reused or chemically reprocessed should be disposed of in a manner meeting
government regulations. Always package, store, transport and dispose of all waste and contaminated
equipment in accordance with all applicable Local, State and Federal regulations.
INFORMATION REQUIRED BY LOCAL, STATE AND FEDERAL REGULATIONS:
This product contains:
CAS # NAME
7631-90-5 SODIUM HYDROGEN SULPHITE (SODIUM BISULPHITE)
WATER
HMIS RATING: HEALTH = 3 FLAMMABILITY = 0 REACTIVITY = 1
IMPORTANT: The information presented herein, while not guaranteed, was prepared by competent technical
personnel and is true and accurate to the best of our knowledge. NO WARRANTY OF
MERCHANTABILITY IS MADE REGARDING PERFORMANCE, STABILITY OR
OTHERWISE. This information is not intended to be all - inclusive as to the manner and conditions
of use, handling and storage. Other factors may involve other or additional safety or performance
considerations. While our technical personnel will be happy to respond to questions regarding safe
handling and use procedures, safe handling and use remains the responsibility of the customer. No
suggestions for use are intended as, and nothing herein shall be construed as a recommendation to
infringe any existing patents or violate any local, state or federal laws, rules, regulations or ordinances.
For additional non - emergency health, safety or environmental information, please call (806) 362-4261 or write to:
Dimmitt Sulfur Products, LTD
PO Box 10
Texline, TX 79087
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