Hydroxylamine Sulfate

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Hydroxylamine Sulfate

CAS Number:10039‑54‑0

Chemical Formula: (NH₂OH)₂·H₂SO₄

Molecular Weight:164.14 g/mol

Product Introduction

A white, hygroscopic crystalline salt, hydroxylamine sulfate is a stable, easily handled source of hydroxylamine. Widely used in chemical synthesis, photography, rubber vulcanization, and metal treatment.

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Physical & Chemical Properties

Property Value
Appearance White crystalline solid; slightly hygroscopic
Density 1.88 g/cm³
Melting Point / Decomposition ~120–170 °C (decomposes)
Solubility in Water @ 20 °C ~58.7 g/100 mL
Molecular Weight 164.14 g/mol
LD₅₀ (oral, rabbit) ~842 mg/kg

Applications

  • Chemical synthesis:Conversion of aldehydes/ketones into oximes/hydroxamic acids.
  • Photography:Used as a developing agent/stabilizer.
  • Rubber industry:Viscosity stabilizer and vulcanization aid.
  • Metal treatment:Reduces metal ions and used in metal processing.
  • Pharmaceutical/agrochem:Precursor for herbicides, insecticides, caprolactam, vitamins.

Safety & Hazards:

  • Explosive when heated above 170 °C; avoid metal contact and heat.
  • Corrosive, skin/eye irritant, suspected carcinogen, harmful to aquatic life. Requires PPE, spill control, and ventilation.

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