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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 See Appendix G
Measurement Methods
OSHA ID188
See: NMAM or OSHA Methods
Physical Description
Finely divided, odorless, white particulate dispersed in air.
Molecular Weight
53.5
Boiling Point
Sublimes
Melting Point
662°F (Sublimes)
Solubility
37%
Vapor Pressure
(321°F): 1 mmHg
Ionization Potential
NA
Specific Gravity
1.53
Flash Point
NA
Upper Exposive Limit
NA
Lower Explosive Limit
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   ICSC CARD: 1051

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