Product Identification

Product Name

2-Pyridinethiol-1-oxide zinc salt

Synonyms

2-Mercaptopyridine 1-oxide, zinc salt
Bis(1-hydroxy-2-(1h)-pyridinethionato)zinc
Bis(2-pyridinethiol-1-oxide)zinc
Bis(2-pyridylthio)zinc 1,1'-dioxide
Zinc 1-oxidopyridin-1-ium-2-thiolate
Zinc 2-pyridinethiol-1-oxide

CAS

13463-41-7

Formula

C10H8N2O2S2Zn

Molecular Weight

317.68

EINECS

236-671-3

RTECS

ZH0950000

RTECS Class

Reproductive Effector; Primary Irritant

Beilstein/Gmelin

NA

Physical and Chemical Properties

Appearance

Fine beige granules.

Melting Point

262

Density

1.782 g/cm3 (25 C)

Usage

Microbiocide.

First Aid Measures

Ingestion

Seek medical attention. If individual is drowsy or unconscious, do not give anything by mouth; place individual on the left side with the head down. Contact a physician, medical facility, or poison control center for advice about whether to induce vomiting. If possible, do not leave individual unattended.

Inhalation

IMMEDIATELY leave the contaminated area; take deep breaths of fresh air. If symptoms (such as wheezing, coughing, shortness of breath, or burning in the mouth, throat, or chest) develop, call a physician and be prepared to transport the victim to a hospital. Provide proper respiratory protection to rescuers entering an unknown atmosphere. Whenever possible, Self-Contained Breathing Apparatus (SCBA) should be used.

Skin

IMMEDIATELY flood affected skin with water while removing and isolating all contaminated clothing. Gently wash all affected skin areas thoroughly with soap and water. If symptoms such as redness or irritation develop, IMMEDIATELY call a physician and be prepared to transport the victim to a hospital for treatment.

Eyes

First check the victim for contact lenses and remove if present. Flush victim's eyes with water or normal saline solution for 20 to 30 minutes while simultaneously calling a hospital or poison control center. Do not put any ointments, oils, or medication in the victim's eyes without specific instructions from a physician. IMMEDIATELY transport the victim after flushing eyes to a hospital even if no symptoms (such as redness or irritation) develop.

Handling and Storage

Storage

Keep in a cool, dry, dark location in a tightly sealed container or cylinder. Keep away from incompatible materials, ignition sources and untrained individuals. Secure and label area. Protect containers/cylinders from physical damage.

Handling

All chemicals should be considered hazardous. Avoid direct physical contact. Use appropriate, approved safety equipment. Untrained individuals should not handle this chemical or its container. Handling should occur in a chemical fume hood.

Hazards Identification

Inhalation

Skin and eye irritation.

Skin

See inhalation.

Eyes

See inhalation

Ingestion

Nausea, vomiting, and diarrhea are expected, but no serious caustic effects are anticipated. Blood levels are not necessary or useful for either the zinc compounds or detergents. Sodium levels may be necessary following large ingestions, in which vomiting has not occurred.

Exposure Controls/Personal Protection

Personal Protection

Chemical splash goggles in compliance with OSHA regulations are advised; however, OSHA regulations also permit other type safety glasses. Whre chemical resistant gloves. To prevent repeated or prolonged skin contact, wear impervious clothing and boots.

Respirators

Wear a NIOSH-approved half face respirator equipped with an organic vapor/acid gas cartridge (specific for organic vapors, HCl, acid gas and SO2) with a dust/mist filter.

Exposure Effects

hypernatremia may produce irritability, restlessness, and seizures.

Poison Class

3

Fire Fighting Measures

Fire Fighting

Fires involving this compound should be controlled with a dry chemical, carbon dioxide or Halon extinguisher.

Accidental Release Measures

Small spills/leaks

STORAGE PRECAUTIONS: You should store this material in a refrigerator.

Stability and Reactivity

Incompatibilities

Incompatible with acids and bases Incompatible with oxidizing agents.

Stability

Stable @ 100 C for 120 hr.