GFS CHEMICALS, INC.

                                   P.O. Box 245 Powell, OH 43065

                                740-881-5501(Tel.) 740-881-5989(Fax)

                                1-800-424-9300(Chemtrec 24Hr. Info.)



                               MATERIAL SAFETY DATA SHEET

                                                                                                   7402

                                   PERIODIC ACID, SOLUTION



CHEMICAL NAME & SYNONYMS                                               DOT CLASS     SARA TITLE 313

Periodic Acid, 50% Solution; Para Periodic Acid                        8/II          No

                                                                       TSCA listed - Yes



FORMULA                           REPORTABLE QUANTITY                  F.W.           CAS#

H 5IO 6 50%                               N/A                          227.96         10450-60-9

H 2O    50% (water)                       N/A                          18.02          7732-18-5



PHYSICAL DATA

Specific gravity 1.65; Completely miscible with water; Strongly acidic.



APPEARANCE & ODOR

Clear colorless to pale yellow solution.



REACTIVITY & CONDITIONS TO AVOID

Stable. No spontaneous self-reaction.    Incompatible with reducing agents, many organics, wood

and paper.



FIRE HAZARDS

May cause fire or violent reaction with reducing agents, wood, paper or other combustibles.

Firefighters wear SCBA. NFPA # 3-0-2.



EXTINGUISHER                                                           FLASHPOINT     LEL   UEL

Fight surrounding fire.                                                N/A            N/A   N/A



HEALTH HAZARDS

Irritating and corrosive to skin, eyes and mucous membranes. Causes chemical burns. Contact

may lead to formation of rash or dermatitis. Possible absorption through skin. OSHA TLV/ACGIH

PEL not established. LD/TD no data found. Not considered toxic. No evidence of carcinogenicity.



SPECIAL PRECAUTIONS

Use goggles and rubber gloves while handling.      Store away from flammables and combustibles.

Keep water supply readily available.



FIRST AID

Wash skin and eyes thoroughly with water. Get medical attention for eyes. Treat skin burns

with a paste of sodium bicarbonate. If ingested, give milk or milk of magnesia to drink and

get medical attention. Do not induce vomiting.



SPILLS & LEAKS

Dilute spill with water. Neutralize with soda, soda ash or lime.                Disposal of neutralized

solution to sanitary drain.





CATALOG #                                                    PREPARED BY                    DATE

7402                                                             MDM                   October 15, 2004