Skip directly to local search Skip directly to A to Z list Skip directly to navigation Skip directly to site content Skip directly to page options
CDC Home

Enter search terms separated by spaces.

Ammonium chloride fume

Synonyms & Trade Names
Ammonium chloride, Ammonium muriate fume, Sal ammoniac fume
CAS No.
12125-02-9
RTECS No.
BP4550000
DOT ID & Guide
Formula
NH4Cl
Conversion
IDLH
N.D.
See: IDLH INDEX
Exposure Limits
NIOSH REL
: TWA 10 mg/m3 ST 20 mg/m3
OSHA PEL
†: none
Measurement Methods

OSHA ID188
See: NMAM or OSHA Methods
Physical Description
Finely divided, odorless, white particulate dispersed in air.
MW:
53.5
BP:
Sublimes		 MLT: 662°F (Sublimes)
Sol:
37%		 VP(321°F): 1 mmHg
IP:
NA
Sp.Gr:
1.53
Fl.P:
NA
UEL:
NA
LEL:
NA
Noncombustible Solid
Incompatibilities & Reactivities
Alkalis & their carbonates, lead & silver salts, strong oxidizers, ammonium nitrate, potassium chlorate, bromine trifluoride [Note: Corrodes most metals at high (i.e., fire) temperatures.]
Exposure Routes
inhalation, skin and/or eye contact
Symptoms
irritation eyes, skin, respiratory system; cough, dyspnea (breathing difficulty), pulmonary sensitization
Target Organs
Eyes, skin, respiratory system
Personal Protection/Sanitation
(See protection codes)
Skin: Prevent skin contact
Eyes: Prevent eye contact
Wash skin: When contaminated
Remove: When wet or contaminated
Change: Daily
Provide: Eyewash, Quick drench
First Aid
(See procedures)
Eye: Irrigate immediately
Skin: Soap wash immediately
Breathing: Respiratory support
Respirator Recommendations

Not available.

Important additional information about respirator selection

See also: INTRODUCTION   See ICSC CARD: 1051
 

Order NIOSH Publications

Contact Us:
USA.gov: The U.S. Government's Official Web PortalDepartment of Health and Human Services
Centers for Disease Control and Prevention   1600 Clifton Rd. Atlanta, GA 30333, USA
800-CDC-INFO (800-232-4636) TTY: (888) 232-6348 - Contact CDC–INFO