Product ID:LC17650, NEW METHYLENE BLUE 8, NEW METHYLENE BLUE N
MSDS Date:11/08/1996
FSC:6810
NIIN:00N091794
Status Code:A
MSDS Number: CJPNR

LABCHEM INC

200 WILLIAM PITT WAY
PITTSBURGH, PA 15238
US

Emergency Phone: 412-826-5230

Info Phone: 412-826-5230

Preparer: A L BERANEK

Cage: 0MX47

LABCHEM, INC.

PITTSBURGH, PA 15238 US

Telephone: 412-826-5230

Cage: 0MX47

POTASSIUM OXALATE (K2(C2O4)) MONOHYDRATE

CAS: 6487-48-5

METHYLENE BLUE N; (NEW METHYLENE BLUE N (INVALID MFR CAS #

CAS: 61-73-4

RTECS: SO5600000

WATER

CAS: 7732-18-5

RTECS: ZC0110000

Fraction By Weight: BALANCE

Routes of Entry: Inhalation:YES Skin:YES Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: POTASSIUM OXALATE,
MONOHYDRATE-- INHALATION: MAY CAUSE IRRITATION TO NOSE, THROAT,
MUCOUS MEMBRANES. MAY CAUSE IRRITATION AND BURNS TO EYES AND SKIN.
INGESTION OF SOLUBLE OXALATES MAY CAUSE SEV ERE INTERNAL PAIN
FOLLOWED BY COLLAPSE. OXALATES FORM INSOLUBLE CALCIUM OXALATE WHICH
LEADS TO VIOLENT MUSCULAR STIMULATION AND CONVULSIONS. MAY CAUSE
DEATH WITHIN MINUTES. CHRONIC: POTASSIUM OXALATE, MONOHYDRATE--
PROLONGED SKIN CONTACT MAY CAUSE DERMATITIS. PROLONGED EYE CONTACT
MAY CAUSE CONJUNCTIVITIS. REPEATED INGESTION MAY LEAD TO (EFTS OF
OVEREXP)
Explanation of Carcinogenicity:CARCINOGENICITY: NONE CLASSIFIED BY
OSHA, IARC, NTP.
Effects of Overexposure:HLTH HAZS: ACCUMULATION OF CALCIUM OXALATE. THE
RESULTING HYPOCALCEMIA PRODUCES SEVERE DISTURBANCES IN THE ACTION
OF CARDIAC AND NERVOUS TISSUE.

First Aid:INHALATION: MOVE FROM EXPOSURE AREA IMMEDIATELY. IF BREATHING
HAS STOPPED, GIVE ARTF RESP. GET MEDICAL AID AT ONCE. SKIN: REMOVE
CONTAMINATED CLOTHING. FLUSH SKIN W/LARGE AMTS OF WATER FOR-20
MINUTES. GET MEDICAL AID AT ONCE. EYES: FLUSH EYES WITH LARGE
AMOUNTS OF WATER FOR AT LST 15 MINS. GET MEDICAL AID AT ONCE.
INGESTION: PRECIPITATE OXALATE BY GIVING CALCIUM IN ANY FORM
ORALLY, SUCH AS MILK, C ALCIUM GLUCONATE, CALCIUM LACTATE. DO NOT
USE GASTRIC LAVAGE OR EMESIS IF TISSUE CORROSION HAS OCCURRED. GET
MEDICAL AID AT ONCE.

Extinguishing Media:DRY CHEMICAL, CARBON DIOXIDE, WATER SPRAY, REGULAR
FOAM.
Fire Fighting Procedures:USE NIOSH APPROVED SCBA AND FULL PROTECTIVE
EQUIPMENT . AVOID BREATHING VAPORS.
Unusual Fire/Explosion Hazard:AQUEOUS SOLUTION-NEGLIGIBLE FIRE HAZARD
WHEN EXPOSED TO HEAT OR FLAME.

Spill Release Procedures:ABSORB SPILLS WITH ABSORBENT (VERMICULITE) AND
PLACE IN PLASTIC BAGS FOR LATER DISPOSAL.

Handling and Storage Precautions:STORE IN COOL, DRY AREA.

Respiratory Protection:ANY NIOSH APPROVED SELF-CONTAINED BREATHING
APPARATUS WITH FULL FACEPIECE OPERATED IN PRESSURE-DEMAND MODE.
Ventilation:PROVIDE LOCAL EXHAUST VENTILATION.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:ANSI APPROVED CHEMICAL WORKERS GOGGLES .
Other Protective Equipment:ANSI APPROVED EYE WASH & DELUGE SHOWER .
PROTECTIVE CLOTHING.
Work Hygienic Practices:CONTACT LENSES SHOULD NOT BE WORN IN THE
LABORATORY.
Supplemental Safety and Health

Boiling Pt:>100.C, 212.F
Melt/Freeze Pt:=0.C, 32.F
Spec Gravity:1.1
pH:NEUTRAL
Solubility in Water:SOLUBLE
Appearance and Odor:DARK, BLUE SOLUTION/ODORLESS.

Stability Indicator/Materials to Avoid:YES
NONE REPORTED.
Stability Condition to Avoid:STABLE UNDER NORMAL TEMPERATURES AND
PRESSURES.
Hazardous Decomposition Products:OR BYPRODUCTS: THERMAL DECOMPOSITION
MAY PRODUCE TOXIC OXIDES OF CARBON AND POTASSIUM.

Waste Disposal Methods:DISPOSAL DISPOSE ACCORDING TO FEDERAL, STATE,
AND LOCAL REGULATIONS.

Toxicological Information:POTASSIUM OXALATE, ANHYDROUS-- 1GM/XG
ORAL-HUMAN LDLO, NEW METHYLENE BLUE N-- THE TOXICOLOGICAL
PROPERTIES OF THIS MATERIAL HAVE NOT BEEN FULLY INVESTIGATED.

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.