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APG Material Safety Data Sheet
Analytical Products Group, Inc. Date prepared on: 9/14/95
2730 Washington Blvd., Belpre, OH 45714 Last revised on: 1/20/08
740-423-4200 800-272-4442 Fax 740-423-5588
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Section I: Product Identification
CATALOG NUMBER: 1400/4180/4182/4183/224180/6250/6252 PRODUCT NAME: Hexavalent Chromium
Section II - Hazardous Ingredients/Identity Information
Chemical Name CAS Reg. No. OSHA PEL (TWA) % Composition*
Nitric Acid 7697-37-2 2 ppm 1.2%
Non-Hazardous Ingredients/Identity Information
Chemical Name CAS Reg. No. OSHA PEL (TWA) % Composition*
Potassium Dichromate 7778-50-9 <0.02%
Water >98%
* Components are calculated on a weight/weight basis.
Section III - Physical/Chemical Characteristics of Hazardous Ingredients
Nitric Acid
SPECIFIC GRAVITY: Water = 1.5027 @ 25 oC
BOILING POINT: >83掳C
SOLUBILITY IN WATER: Complete APPEARANCE/ODOR: Colorless to pale yellow
VAPOR PRESSURE: 47.9 mm @ 20掳C
liquid with suffocating odor.
Section IV - Fire and Explosion Hazard Data
FLASH POINT (Method used): Not available AUTO IGNITION TEMPERATURE: Not available FLAMMABLE LIMITS LEL NA UEL NA
Not available
EXTINGUISHING MEDIA: Non-flammable, use extinguisher media appropriate for surrounding the fire.
SPECIAL FIRE FIGHTING PROCEDURES: NA
UNUSUAL FIRE AND EXPLOSION HAZARDS: NA
Section V - Reactivity Data
Unstable Stable Conditions to Avoid: None known
STABILITY:
INCOMPATIBILITY (Materials to avoid):
Concentrated Nitric Acid will react violently with organic and hydrophobic compounds.
HAZARDOUS DECOMPOSITION PRODUCTS: None known
HAZARDOUS May Occur Will Not Occur Conditions to Avoid: NA
POLYMERIZATION:
Section VI - Health Hazard Data
ROUTES OF Inhalation? YES Skin? YES Ingestion? YES
ENTRY
HEALTH HAZARDS (Acute and Chronic): ACUTE: No CHRONIC: Chromium is a human poison by ingestion. Long term effects are localized itching, burning and
dermatitis. Individuals with bronchial asthma can be affected. The metal is a severe irritant of the mucous membranes.
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COMPONENTS LISTED AS CARCINOGENS OR POTENTIAL CARCINOGENS: Chromate is listed in the IARC Monograph as carcinogen. The concentrations of
chromate in the analytical standards are less than 0.1%
SIGNS AND SYMPTOMS OF EXPOSURE: See under chronic health hazards.
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE: Individuals with dermatitis.
EMERGENCY AND FIRST AID PROCEDURES: Seek medical assistance for treatment, observation and support if necessary. EYE CONTACT: Wash immediately
with large amounts of water, occasionally lifting upper and lower eyelids (15-20 minutes). SKIN CONTACT: Wash affected area with soap and large amount of water
(15-20 minutes). In case of chemical burns, cover area with sterile, dry pad. INHALATION: N/A INGESTION: Drink large quantities of water or milk. If vomiting
persists administer fluids repeatedly.
Section VII - Precautions for Safe Handling and Use
STEPS TO BE TAKEN IN CASE MATERIAL IS RELEASED OR SPILLED: Add neutralizing agent, flush to sewer.
WASTE DISPOSAL METHOD: Observe all federal, state, and local regulations. Samples should be diluted for disposal unless local practice procedures specify
otherwise.
PRECAUTIONS TO BE TAKEN IN HANDLING AND STORAGE: These analytical standards may be stored in a non-hazardous chemical storage.
OTHER PRECAUTIONS* Never heat or evaporate analytical standards to dryness.
Section VIII - Control Measures
RESPIRATORY PROTECTION (Please specify): Depends on contamination levels in the workplace.
VENTILATION: Local exhaust.
PROTECTIVE GLOVES: Employee should wear appropriate protective gloves. EYE PROTECTION: Safety glasses.
OTHER PROTECTIVE EQUIPMENT: N/A
EMERGENCY WASH FACILITIES: Maintain eye wash and quick drench showers in work area.
Section IX 鈥? WHMIS Class: E 鈥? Corrosive Material
The information stated in this Material Safety Data Sheet (MSDS) is believed to be correct on the date of publication and must not
be considered all conclusive. The information has been obtained only by a search of available literature and is only a guide for
handling the chemicals. Persons not specifically and properly trained should not handle this chemical or its container. This
MSDS is provided without any warranty expressed or implied, including merchantability or fitness for any particular purpose.
This product is furnished for laboratory use ONLY! Our standards may not be used as drugs, cosmetics, agricultural or pesticidal
products, food additives or as house hold chemicals.
* Various Government agencies (i.e., Department of Transportation, Occupational Safety and Health Administration,
Environmental Protection Agency, and others) may have specific regulations concerning the transportation, handling, storage or
use of this product which may not be contained herein. The customer or user of this product should be familiar with these
regulations.
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