Iron(II) sulfate heptahydrate
(70696439 | 7782-63-0)

CAS: 7782-63-0
Molecular Formula: FeSO4·7H2O
Molecular Weight: 278.02
Availablility: In Stock
Downloads: Product Specification | Safety Data Sheet [EN]
Iron(II) sulfate heptahydrate Chemical Structure

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Safety Data Sheet
Certificate of Analysis

Product Detail
Product Code 70696439
Product Name Iron(II) sulfate heptahydrate
Categories Building Blocks Inorganic Chemicals Salts
CAS 7782-63-0
Molecular Formula FeSO4·7H2O
Molecular Weight 278.02
Storage Details Ambient
Harmonised Tariff Code 28332980

Product Specification
Identification Complies with tests for iron and sulphate
Solubility 1g in 1.5ml of water
Assay 99.5%-104.5%
Lead as Pb ≤2ppm
Arsenic as As ≤1ppm
Mercury as Hg ≤0.1ppm
Cadmium as Cd ≤1ppm
Appearance Blue/ green crystalline powder
Description Ferrous sulphate occurs as pale, blue-green crystals or granules that are efflorescent in dry air. In moist air, it oxidizes readily to form a brown-yellow, basic ferric sulphate
pH (1:10 in water) 3.5-4.0

Safety Information
Pictograms
Exclamation Mark
Signal word warning
Hazard statements
  • H302: Harmful if swallowed

  • H315: Causes skin irritation

  • H319: Causes serious eye irritation

  • H412: Harmful to aquatic life with long lasting effects
Precautionary statements
  • P273: Avoid release to the environment

  • P280: Wear: protective gloves/ clothing & eye protection

  • P301+312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell

  • P302+352: IF ON SKIN: Wash with soap and water

  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

  • P337+313: If eye irritation persists get medical advice/attention

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