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Tiron (1,2-Dihydroxybenzene-3,5-disulfonic acid disodium salt) C6H6Na2O9S2
(58661995 | 149-45-1)

CAS: 149-45-1
Molecular Formula: (OH)2C6H2(SO3Na)2 · H2O
Molecular Weight: 332.22
Availablility: In Stock
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Tiron (1,2-Dihydroxybenzene-3,5-disulfonic acid disodium salt) C6H6Na2O9S2 Chemical Structure
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Safety Data Sheet
Certificate of Analysis
Product Detail
Product Code 58661995
Product Name Tiron (1,2-Dihydroxybenzene-3,5-disulfonic acid disodium salt) C6H6Na2O9S2
Categories Analytical Reagents Building Blocks Organics Stains & Indicators
CAS 149-45-1
Molecular Formula (OH)2C6H2(SO3Na)2 · H2O
Molecular Weight 332.22
Storage Details Ambient
Harmonised Tariff Code 2908990000
Product Specification
pH 2.1 - 2.7
Loss on Drying ≤0.5%
Assay ≥97.0%
Appearance Pearl crystalline powder
Safety Information
Pictograms
Exclamation Mark
Signal word warning
Hazard statements
  • H315: Causes skin irritation
  • H319: Causes serious eye irritation
  • H335: May cause respiratory irritation
Precautionary statements
  • P261: Avoid breathing dust/fume/gas/mist/vapours/
  • P280: Wear: protective gloves/ clothing & eye protection
  • P302+352: IF ON SKIN: Wash with soap and water
  • P304+340: IF INHALED: Remove victim to fresh air & keep at rest in a position comfortable for breathing
  • P305+351+338: IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing