Page 358 - Handbook of Hazardous Chemical Properties

348 SODIUM BISULFITE
clothing, goggles; Symptoms Following Exposure: Inhalation or ingestion causes dizziness, weakness,
blurred vision, slight shortness of breath, and reeling of going to faint; moderate reduction of blood
pressure and bardycardia. Contact with eyes or skin causes imtation; General Trearmenl for Exposure:
Give oxygen if weakness, pallor, or low blood pressure is observed. INHALATION: remove victim
lo fresh air, enforce rest; call a doctor. EYES: flush with water for at least 15 min. SKIN flush with
water, wash with soap and water. INGESTION: give large amount of water and induce vomiting at
once, get medical amtion; Toxicity by Inhalation (Threshold Limit Value): Data not available; Short-
Term Exposure Limits: Data not available; Toxicity by Ingestion: Grade 4, oral rat LD, = 27 mg/kg
(technical); Late Toxicity: Potent mutagen of salmon-sperm DNA; Vapor (Gas) Initant Characteristics:
Data not available; Liw*d or Solid Im?m C’humcteristics: Data not available; Odor Xhreshold Not
pertinent.
Fire Hazards - Flash Point : Not flammable; Flammable Limits in Air (96): Not flammable; Fire
Extinguishing Agents: Not pertinent; Fire Extinguishing Agents Not To Be Used: Not pertinent; Special
Hazards of Combustion Proakcts: May form toxic hydrazoic acid fumes in fires; Behavior in Fire:
Containers may explode; Ignition Temperature : Not pertinent; Electrical Hazard: Not pertinent;
Burning Rate: Not pertinent.
Chemical Reactivity - Reactivity with Water: Dissolves to form an alkaline solution. The reaction is
non-violent; Reactivity with Common Materials: Forms explosion-sensitive materials with some metals
such as lead, silver, mercury, and copper; Stability During Transport: Stable but must not be in contact
with acids; Neutralizing Agents for Aciak and Caustics: Not pertinent; Polymerim‘on: Not pertinent;
Inhibitor of Polymrim’on: Not pertinent.
SODIUM BISULFTIX
Chemical Designations - Synonym: Sodium acid sulfite; Sodium metebisulfite; Sodium pyrosulfite;
Chemical Formula: NaHSO,-Na&O,.
Observable Characteristics - Physical State (as nomlly shipped): Solid; Color: White; Odor:
Pungent odor of sulfur dioxide when moist.
Physical and Chemical Properties - Physical State at 15 “c and I atm.: Solid; Molecular Weighk
104.06; Boiling Point at I atm. : Decomposes; Freezing Point: Not pertinent; Critical Temperature: Not
pertinent; Critical Pressure: Not pertinent; Specific Gravity: 1.48 at 20 ”C (solid); Vapor (Gizs)
Density: Not pertinent; Ratio of Specific Heats of Vapor (Gas): Not pertinent; Lutent Heat of
Vaporization: Not pertinent; Heat of Combustion: Not pertinent; Heat OfDecomposition: Not pertinent.
Health Hazards Information - Recommended Personal Protective Equipment: Dust mask goggles or
face shield; Symptoms Following Exposure: Powder is irritating to eyes, nose, and throat and can
irritate skin. Ingestion may cause irritation of stomach. Very large doses cause violent colic, diarrhea,
depression, and deaa General Treatment for Exposure: INHALATION OR INGESTION get medical
attention at once. SKIN: wash with plenty of water. EYES: flush with plenty of water for at least 15
min., and get medical attention at once; Toxicity by Inhalation (ThresholdLimit Value): Not pertinent;
Short-Term Eposure Limits: Not pertinent; Toxicity by Ingestion: Grade 2, LD,, 0.5 to 5 g/kg; Late
Toxicity: None; Vapor (Gas) Initant Characteristics: Non-volatile; Liquid or Solid Irritant
Characteristics: Irritates skin and mucous membranes; Odor l’lzreshold: Not pertinent.
Not
Fire Hazards - Flash Point : Not flammable; Flammable Limits in Air (I): flammable; Fire
Extinguishing Agents: Not pertinent; Fire Extinguishing Agents Not To Be Used: Not pertinent; Special
Hazarak of Combustion Products: Not pertinent; Behior in Fire: Not pertinent; Ignition Tempemture
: Not pertinent; Electrical Hazard: Not pertinent; Burning Rate: Not pertinent.
(vi) Chemical Reactivity - Reactivity with Water: No reaction; Reactivity with Common Materials:
No reactions; Stability During Transport: Stable; Neutralizing Agents for Acids and Caustics: Not
pertinent; Polymerization: Not pertinent; Inhibitor of Polymerization: Not pertinent.

SODIUM BORATE
Chemical Designations - Synonyms: Borax, anhydrous; Sodium biborate; Sodium pyroborate; Sodium
tetraborate,anhydrous; Chemical Fonnula: N@,O,.