Acetate Buffer

Hazardous Ingredients

NAME CAS # TSCA # % PEL TLV Acetic Acid 64-19-7 12 10 ppm 25 mg/cubic m n-Propanol; (1-Propanol) 71-23-8 83 200 ppm skin 3. NON-HAZARDOUS INGREDIENTS EXCEPT WATER ( 7732-18-5) NAME CAS # % Sodium Acetate, trihydrate (TSCA CAS# 127-09-3, anhydrous) 6131-90-4 1.6 Water 3.5 4. PHYSICAL DATA Appearance: Clear Colorless Liquid Solubility in Water: Soluble Odor: Vinegar Boiling Point: <100 deg C Melt. Point: N/A Vapor Pressure: 15 mm @ 20 degC Vapor Density: 2 gm/liter pH: 4.8 5. FIRE AND EXPLOSION DATA Flash Point (method used) 22 deg C Flammable Limit: LEL: 2.2 UEL: 14 Extinguishing Media: Water spray, CO2, foam HMIS Hazard: Health - 2 Flammability - 3 Reactivity - 0 Scale: 4 = Extreme, 3 = High, 2 = Moderate, 1 = Slight, 0 = Least Special Fire Fighting Procedures: Wear self contained breathing apparatus and protective clothing to prevent inhalation and contact with eyes. Unusual Fire & Explosion Hazard: Vapor may travel distance to source of ignition and flash back. 6. REACTIVITY DATA Stability: Conditions to avoid: Heat, sources of ignition Stable Incompatibility (Materials to avoid): Alkalies, oxidizers, strong acids (nitric or sulfuric), metals Unstable Hazardous Decomposition Products: COx; Emits toxic fumes under fire conditions. 7. HEALTH HAZARD DATA Toxicity: orl rat LD50: 1870 mg/kg for n-propanol Primary Route of Entry: Inhalation Skin Carcinogenicity: None NTP Ingestion N/ A OSHA IARC Other Health Related Comments: For n-Propanol: Possible cancer hazard (tumors),reproductive effects--male infertility, fetotoxicity in animal test Target Organs: Eyes, Skin, Respiratory SystemCentral Nervous System Signs and symptoms of exposure: Irritating to eyes and skin. Vapors may be irritating to throat and lungs. Harmful if swallowed. Medical Condition Aggravated by Exposure: N/A