Nitric Acid

CAS RN: 7697-37-2

Identification

Substance: Nitric Acid

CAS RN: 7697-37-2

Shipping Name/Number:
    UN 2032; Nitric acid, red fuming
    UN 2031; Nitric acid other than red fuming, with at least 65 percent, but not more than 70 percent nitric acid; Nitric acid other than red fuming, with more than 20 percent and less than 65 percent nitric acid; Nitric acid other than red fuming with not more than 20 percent nitric acid; Nitric acid other than red fuming, with more than 70 percent nitric acid

STCC:
    49 185 25; Nitrating acid, mixture (with more than 50% nitric acid)
    49 302 45; Nitrating acid, mixture (with not more than 50% nitric acid)
    49 302 54; Nitrating acid, spent
    49 185 28; Nitric acid (over 40%)
    49 185 29; Nitric acid, fuming
    49 302 42; Nitric acid, 40% or less

State:
    solid
    solid, crystalline
    liquid
Color:
    colorless
    reddish
    whitish
    yellowish
Clarity:
    clear
Odor:
    fruity/floral/sweet
    other odor
Taste:
    other taste
pH:
    acid (0-6)
     strong acid (<3)
Specific Gravity:
    sinks in water (> 1)
Vapor Density:
    settles in air (> 1)

Neurological:
    headache
Eyes:
    eye irritation/redness
    impaired vision
Nose:
    nasal irritation
Mouth/Throat:
    coughing/choking
    mouth irritation
    throat irritation
Cardiovascular:
    chest pain
    arrhythmia
    tachycardia
    hypotension/shock
    hypoxia/cyanosis
Respiratory:
    irregular breathing
    slow breathing
    rapid breathing
    shortness of breath
    wheezing
    respiratory arrest
    resp burning/irritation
    pulmonary edema
    chest discomfort
    congestion
    coughing/choking
    hypoxia/cyanosis
Gastro/Urinary:
    abdom. discomfort
    nausea
    vomiting
    vomiting blood
Skin:
    itching
    skin burns/burning
    skin swelling
    rash
    skin redness
    jaundice/yellow

NFPA704-Health:
    Not Applicable
NFPA704-Flammability:
    Not Applicable
NFPA704-Instability:
    Not Applicable
NFPA704-Special Hazards:
    Not Applicable

Miscellaneous Categories:
    Not Applicable
DOT Hazard Classifications:
    Class 5 - Oxidizing substances and Organic peroxides
    Class 6 - Toxic substances and Infectious substances
    Class 8 - Corrosive substances
    Division 5.1 - Oxidizing substances
    Division 6.1 - Toxic substances
WMDs:
    Not Applicable

Placard:
    Dangerous - Mixed load/unidentified cargo
    Division 2.2 - Non-flammable, non-toxic gases
    Division 2.2 - Gases, oxidizing
    Division 5.1 - Oxidizing substances
    Division 6.1 - Toxic/Poisonous substances
    Division 6.2 - Infectious substances
Rail Car:
    Box car
Road Trailer:
    Mixed Cargo
    Intermodal Freight Container
Find more information on this substance at: PubChem, PubMed