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Home> CAS DataBase Listed 7 > CAS 7783-20-2
Identification of 7783-20-2
  • Name:
  • Ammonium sulfate (Related Reference)
  • EINECS:
  • 231-984-1
  • Synonyms:
  • Ammonium sulfate (2:1); AMMONIUM SULFATE, SOLUTION; Diammonium sulfate; Sulfate, Ammonium; Sulfuric acid, diammonium salt; Ammonium Sulphate;
  • InChI:
  • InChI=1/2H3N.H2O4S/c;;1-5(2,3)4/h2*1H3;(H2,1,2,3,4)
  • This structure is also available as a 2d Mol file
Safety Data of 7783-20-2 Properties of 7783-20-2
  • Appearance:
  • White crystalline powder
  • Molecular Weight:
  • 132.13
  • Density:
  • 1.76
  • Boiling Point:
  • 330 °C at 760 mmHg
  • Melting Point:
  • 280℃
  • Flash Point:
  • 330 °C at 760 mmHg
  • Storage Temperature:
  • 2-8°C
  • Refractive index:
  • n20/D 1.396
  • Solubility:
  • 77 g/100 mL (25 oC) in water
  • Stability:
  • Stable. Contact with strong oxidizers may cause fire or explosion. Incompatible with strong bases.
  • Usage:
  • Manufacture of ammonia alum, in the manufacture of hydrogen sulfide to free it from nitrogen oxides, analytical uses, freezing mixtures, flameproofing fabrics and paper, manufacture viscose silk, tanning, galvanizing iron, in fractionation of proteins.

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CAS No. 7783-20-2 (Ammonium sulfate )

  • CAS No:7783-20-2
  • Molecular Weight: 132.13
  • Molecular Formula: (NH4)2?SO4;H8N2O4S
Properties Safety and Handling MSDS NMR Spectrum
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References of Ammonium sulfate cas 7783-20-2

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
domestic animals - goat/sheep LDLo oral 3500mg/kg (3500mg/kg) SENSE ORGANS AND SPECIAL SENSES: MYDRIASIS (PUPILLARY DILATION): EYE
BEHAVIORAL: TREMOR
LUNGS, THORAX, OR RESPIRATION: RESPIRATORY STIMULATION
American Journal of Veterinary Research. Vol. 32, Pg. 1229, 1971.
man TDLo oral 1500mg/kg (1500mg/kg) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"
GASTROINTESTINAL: NAUSEA OR VOMITING
GASTROINTESTINAL: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 42(2), Pg. 100, 1977.
mouse LD50 intraperitoneal 610mg/kg (610mg/kg) BEHAVIORAL: TREMOR
BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD
LUNGS, THORAX, OR RESPIRATION: DYSPNEA
University of California, Berkeley, Publications in Pharmacology. Vol. 2, Pg. 1, 1941.
mouse LD50 oral 640mg/kg (640mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)
LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(2), Pg. 93, 1988.
rat LD50 oral 2840mg/kg (2840mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
BEHAVIORAL: MUSCLE CONTRACTION OR SPASTICITY)
LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 53(2), Pg. 93, 1988.

Safety

Moderately toxic by several routes. Human systemic effects by ingestion: hypermotility, diarrhea, nausea or vomiting. See also SULFATES. Incandescent reaction on heating with potassium chlorate. Reaction with sodium hypochlorite gives the unstable explosive nitrogen trichloride. Incompatible with (K + NH4NO3), KNO2, (NaK + NH4NO3). When heated to decomposition it emits very toxic fumes of NOx, NH3, and SOx.
Hazard Codes?Ammonium sulfate (CAS NO.7783-20-2): ?IrritantXi,HarmfulXn
Risk Statements:
10: Flammable?
22? Harmful if swallowed?
36/37/38: Irritating to eyes, respiratory system and skin?
Safety Statements:
26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice?
36:?Wear suitable protective clothing?
37/39: Wear suitable gloves and eye/face protection?

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