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Registry of Toxic Effects of Chemical Substances (RTECS)

Ammonium sulfide ((NH4)(SH))

RTECS #

BS4900000

CAS #

12124-99-1

Updated

July 1997

Molecular Weight

51.12

Molecular Formula

H4N·HS

Synonyms

Ammonium bisulfide
Ammonium hydrogen sulfide
Ammonium hydrosulfide
Ammonium mercaptan
Ammonium sulfhydrate
Monoammonium sulfide
Sirnik amonny (Czech)

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
intradermal/rabbit lowest published lethal dose: 30 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
intraperitoneal/mouse lowest published lethal dose: 10 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
intravenous/Dog lowest published lethal dose: 2 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
intravenous/mouse lowest published lethal dose: 2 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
intravenous/rabbit lowest published lethal dose: 1500 µg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
oral/mouse lowest published lethal dose: 80 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
oral/rat lethal dose (50 percent kill): 168 mg/kgNTIS** AD-A062-138
parenteral/guinea pig lowest published lethal dose: 143 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
skin/guinea pig lowest published lethal dose: 692 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
skin/mouse lowest published lethal dose: 2457 mg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942
skin/rabbit lethal dose (50 percent kill): 1682 mg/kgATDAEI 1,712,1992
subcutaneous/mouse lethal dose (50 percent kill): 132 mg/kg28ZPAK -,18,1972
subcutaneous/rabbit lowest published lethal dose: 7500 µg/kgEye: Mydriasis (pupilliary dilation)

Lung, Thorax, or Respiration: Dyspnea

Lung, Thorax, or Respiration: Respiratory stimulation
JPETAB 76,179,1942

Status in Federal Agencies

OrganizationReference
EPA TSCA Section 8(b) CHEMICAL INVENTORY
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