disodium 5,5'-methylenedinaphthalene-2-sulfonate

CAS#
Sodium Poly(naphthaleneformaldehyde)
Sulfonate

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Section 3. Hazards Identification
Slightly hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation.
Potential Acute Health
Effects
CARCINOGENIC EFFECTS: Not available.
Potential Chronic Health
MUTAGENIC EFFECTS: Not available.
Effects
TERATOGENIC EFFECTS: Not available.
DEVELOPMENTAL TOXICITY: Not available.
Repeated or prolonged exposure is not known to aggravate medical condition.

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Section 4. First Aid Measures
Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at least
Eye Contact
15 minutes. Cold water may be used. Get medical attention if irritation occurs.
Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops.
Skin Contact
Cold water may be used.
Serious Skin ContactNot available.
If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get
Inhalation
medical attention.
Serious InhalationNot available.
Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an
Ingestion
unconscious person. Loosen tight clothing such as a collar, tie, belt or waistband. Get medical attention if symptoms
appear.
Serious IngestionNot available.

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Section 5. Fire and Explosion Data
Flammability of the Product May be combustible at high temperature.
Auto-Ignition Temperature Not available.
Not available.
Flash Points
Not available.
Flammable Limits
These products are carbon oxides (CO, CO2), sulfur oxides (SO2, SO3...).
Products of Combustion
Fire Hazards in Presence of Slightly flammable to flammable in presence of heat.
Various Substances
Risks of explosion of the product in presence of mechanical impact: Not available.
Explosion Hazards in
Risks of explosion of the product in presence of static discharge: Not available.
Presence of Various
Substances
SMALL FIRE: Use DRY chemical powder.
Fire Fighting Media
LARGE FIRE: Use water spray, fog or foam. Do not use water jet.
and Instructions
Material in powder form, capable of creating a dust explosion. As with most organic solids, fire is possible at elevated
Special Remarks on
temperatures
Fire Hazards
Fine dust dispersed in air in sufficient concentrations, and in the presence of an ignition source is a potential dust
Special Remarks on
explosion hazard.
Explosion Hazards
Sodium Poly(naphthaleneformaldehyde)
Sulfonate

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Section 6. Accidental Release Measures
Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading
Small Spill
water on the contaminated surface and dispose of according to local and regional authority requirements.
Large SpillUse a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water on
the contaminated surface and allow to evacuate through the sanitary system.

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Section 7. Handling and Storage
Keep away from heat. Keep away from sources of ignition. Ground all equipment containing material. Do not
Precautions
ingest. Do not breathe dust. If ingested, seek medical advice immediately and show the container or the label.
Keep away from incompatibles such as oxidizing agents.
Keep container tightly closed. Keep container in a cool, well-ventilated area.
Storage

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Section 8. Exposure Controls/Personal Protection
Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below
Engineering Controls
recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to
airborne contaminants below the exposure limit.
Personal ProtectionSafety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.
Personal Protection in Case Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used to
avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist BEFORE
of a Large Spill
handling this product.
Exposure LimitsNot available.

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Section 9. Physical and Chemical Properties
Solid. (Powdered solid.)Not available.
Physical state andO dor
appearance
Not available.
Taste
Not available.
Molecular Weight
Beige. Brown.
Color
Not available.
pH (1% soln/water)
Not available.
Boiling Point
Not available.
Melting Point
Not available.
Critical Temperature
Not available.
Specific Gravity
Not applicable.
Vapor Pressure
Not available.
Vapor Density
Not available.
Volatility
Not available.
Odor Threshold
Not available.
Water/Oil Dist. Coeff.
Not available.
Ionicity (in Water)
See solubility in water.
Dispersion Properties
Soluble in cold water.
Solubility
Sodium Poly(naphthaleneformaldehyde)
Sulfonate

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Section 10. Stability and Reactivity Data
The product is stable.
Stability
Not available.
Instability Temperature
Conditions of Instability Excess heat, incompatible materials
Incompatibility with various Reactive with oxidizing agents.
substances
Not available.
Corrosivity
Not available.
Special Remarks on
Reactivity
Not available.
Special Remarks on
Corrosivity
Will not occur.
Polymerization

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Section 11. Toxicological Information
Inhalation. Ingestion.
Routes of Entry
Acute oral toxicity (LD50): 3400 mg/kg [Mouse].
Toxicity to Animals
Chronic Effects on Humans Not available.
Other Toxic Effects onSlightly hazardous in case of skin contact (irritant), of ingestion, of inhalation.
Humans
Not available.
Special Remarks on
Toxicity to Animals
Not available.
Special Remarks on
Chronic Effects on Humans
Special Remarks on otherAcute Potential Health Effects:
Toxic Effects on HumansSkin: May cause skin irritation.
Eyes: May cause eye irritation.
Inhalatio: Dust may cause respiratory tract irritation.
Ingestion: Low hazard. Ingestion of large doses may affect behvavior (muscle contraction or spasticity, irritability),
brain, urinary system (kidneys - proteinuria).

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Section 12. Ecological Information
Not available.
Ecotoxicity
Not available.
BOD5 and COD
Products of Biodegradation Possibly hazardous short term degradation products are not likely. However, long term degradation products may
arise.
The product itself and its products of degradation are not toxic.
Toxicity of the Products
of Biodegradation
Not available.
Special Remarks on the
Products of Biodegradation
Sodium Poly(naphthaleneformaldehyde)
Sulfonate

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Section 13. Disposal Considerations
Waste DisposalWaste must be disposed of in accordance with federal, state and local environmental control
regulations.

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Section 14. Transport Information
DO T Cl assi fi cati onNot a DOT controlled material (United States).
Not applicable.
Identification
Not applicable.
Special Provisions for
Transport
DO T (Pi ctograms)

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Section 15. Other Regulatory Information and Pictograms
TSCA 8(b) inventory: Sodium Poly(naphthaleneformaldehyde) Sulfonate
Federal and State
Regulations
California prop. 65: This product contains the following ingredients for which the State of California has found to
California
cause cancer which would require a warning under the statute: No products were found.
Proposition 65
Warnings
California prop. 65: This product contains the following ingredients for which the State of California has found to
cause birth defects which would require a warning under the statute: No products were found.
Other RegulationsEINECS: This product is not on the European Inventory of Existing Commercial Chemical Substances.
Canada: Listed on Canadian Domestic Substance List (DSL).
China: Listed on National Inventory.
Japan: Listed on National Inventory (ENCS).
Korea: Listed on National Inventory (KECI).
Philippines: Listed on National Inventory (PICCS).
Australia: Listed on AICS.
WHMIS (Canada) Not controlled under WHMIS (Canada).
Other Classifications
This product is not classified according Not applicable.
DSCL (EEC)
to the EU regulations.
Health Hazard
HMIS (U.S.A.)1 National Fire Protection
1 Flammability
1 Association (U.S.A.)
Fire Hazard
1 0 Reactivity
Health
Reactivity
0
Specific hazard
Personal Protection
E
WHMIS (Canada)
(Pictograms)
DSCL (Europe)
(Pictograms)
Sodium Poly(naphthaleneformaldehyde)
Sulfonate
TDG(Canada)
(Pictograms)
ADR (Europe)
(Pictograms)
Protective Equipment
Gloves.
Lab coat.
Dust respirator. Be sure to use an
approved/certified respirator or equivalent.

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SECTION 16 - ADDITIONAL INFORMATION
N/A

WISWESSER LINE NOTATION :

WSO&R CMVMR& F1U1R DMVMR& BSWO &-NA- 2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

3800 mg/kg

TOXIC EFFECTS :

Details of toxic effects not reported other than lethal dose value

REFERENCE :

FMCHA2 Farm Chemicals Handbook. (Meister Pub., 37841 Euclid Ave., Willoughy, OH 44094) Volume(issue)/page/year: -,C46,1991

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

460 mg/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Behavioral - irritability

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intravenous

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

435 mg/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Behavioral - irritability

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Oral

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

3400 mg/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Behavioral - irritability

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

315 mg/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Behavioral - irritability

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990

TYPE OF TEST :

LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1275 mg/kg

TOXIC EFFECTS :

Behavioral - muscle contraction or spasticity Behavioral - irritability

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990 ** OTHER MULTIPLE DOSE TOXICITY DATA **

TYPE OF TEST :

TDLo - Lowest published toxic dose

ROUTE OF EXPOSURE :

Intraperitoneal

SPECIES OBSERVED :

Rodent - rat

DOSE/DURATION :

380 mg/kg/11W-I

TOXIC EFFECTS :

Brain and Coverings - recordings from specific areas of CNS Kidney, Ureter, Bladder - proteinuria Kidney, Ureter, Bladder - other changes in urine composition

REFERENCE :

GISAAA Gigiena i Sanitariya. For English translation, see HYSAAV. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR) V.1- 1936- Volume(issue)/page/year: 55(11),70,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - T1123 No. of Facilities: 92 (estimated) No. of Industries: 3 No. of Occupations: 13 No. of Employees: 2575 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X9462 No. of Facilities: 5278 (estimated) No. of Industries: 75 No. of Occupations: 65 No. of Employees: 115676 (estimated) No. of Female Employees: 45907 (estimated)