ELECTRONIC SPACE PRODUCTS INTERNATIONAL
1050 Benson Way, Ashland, OR 97520
Toll Free (800) 638-2581 * Fax (541) 488-8313
E-Mail: sales@espimetals.com
MATERIAL SAFETY DATA SHEET
I PRODUCT IDENTIFICATION
Phosphor P-31 Zinc Sulfide: Silver: Copper
Trade Name: Synonyms:
II HAZAR DOUS INGRED IENTS
% (Wt) PEL (OSHA) TLV (ACGIH)
Zinc Sulfide ca 100 None established Same
0.01 mg /m 3 0.01 mg /m 3
Silver <0.1
1 m g/m 3
Copper <0.1 None established
III PHYSICAL DATA
ca 1850 oC
N/A
Boiling Point 760 mm Hg: Melting Point:
4.1 Insoluble
Specific Gravity (H 2O=1): Solubility in H 2O:
White pow der, odorless
Appearance and Odor:
IV FIRE AND EXPLOSION H AZARDS DATA
Flash Point (Method used): N/A Flam mab le Limits: Upper: N/A Lower: N/A
Extingu ishing Media: N/A
Special Fire Fighting Procedures: May burn to form sulfur dioxide at high temperatures (>950 oC). Fires involving this material
should be fou ght utilizing self-co ntained breathing apparatus.
Unusual Fire & Explosion Hazard: Contact with strong acids will liberate hydrogen sulfide. Hydrogen sulfide may form explosive
mixtures with air.
V HEALTH HAZARD INFORMATION
Effects of Over Expo sure:
Inhalation: None expected. Zinc compounds are considered to have a relatively low order of toxicity. However, as a matter of good
practice, exposure to high concentrations of the dust should be avoided.
Skin/Eye Contact: Prolong ed or rep eated skin contact m ay cau se derm atitis in sensitive individuals.
Ingestion: Unkno wn , but probably non e for any k ind o f accid ental in gestion likely to occur in an indu strial env ironme nt.
EMERG ENCY AND FIRST AID PROCEDURES:
INHALATION: No emergency care anticipated.
SK IN: Wash skin w ith soap and plenty of wa ter.
EYE: Flush eyes with plenty of water. If irritation persists, contact a physician.
VI REACTIVITY DATA
Stability: Stable
Incompatibility (Material to Avoid): Avoid contac t with strong acids.
Hazardous D ecomposition Procedures: Hydrogen sulfide is released w hen p hosphor co mes in contact with strong acids.
Hazardous Polymerization: Will not Occur
VII SPILL OR LEAK PROC EDURES
Steps to be Taken in Case Material is Released or Spilled: Use n orm al clean -up procedures w ith bro om or va cuu m c leane r. Av oid
excessive dustin g of pow der d uring clea n-up.
Hazardous Waste Classification (RCRA): Federal: Reactive.
Waste Disposal Method: In accord ance w ith all applicable Fe deral, State, and local regulations.
VIII SPECIAL PROTECTION INFORMATION
Respiratory Protection (Specify Type): Not requ ired u nde r normal industrial usage. If exp osure m ay ex ceed perm issible lim its,
use a NIO SH approved respirato r for toxic dusts ha ving a TL V n ot less than 0.05 m g/m 3.
Ventilation: General room ventilation is usually adequate under normal industrial usage. If necessary, use local exhaust ventilation
to keep expo sure levels be low p ermissible limits.
Protective Gloves: None
Eye Protection: Safety glasses
Other Protective Equipment: None
IX SPECIAL PRECAUTIONS
Other Handling and Storage Conditions: Store in a coo l, dry place aw ay from possible co ntact with stron g acids.
Other Precautions: Smoking or eating should not be permitted in areas of use or storage.
The abo ve inform ation is believ ed to be co rrect, but do es no t purp ort to b e all inclu sive an d sha ll be used only as a gu ide.
ESPI shall not be held liab le for any d am ages resultin g from h and ling o r from contact with the abov e pro duc t.
Issued by: S. Dierks
Date: November 2000
-Phosphor P-31 2-
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