New Methylene Blue N (ZnCl double salt)
(29731030 | 6586-05-6)

CAS: 6586-05-6
Molecular Formula: C18H22ClN3S · 0.5ZnCl2
Molecular Weight: 416.05
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New Methylene Blue N (ZnCl double salt) Chemical Structure

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Certificate of Analysis

Product Detail
Product Code 29731030
Product Name New Methylene Blue N (ZnCl double salt)
Categories Analytical Reagents Biochemicals Stains & Indicators
CAS 6586-05-6
Molecular Formula C18H22ClN3S · 0.5ZnCl2
Molecular Weight 416.05
Storage Details Ambient
Harmonised Tariff Code 32129000

Product Specification
Loss on Drying 5.0% max
Solubility Soluble in water and alcohol forming a clear blue solution
Assay 90% min
Appearance Dark brown to deep purple crystalline powder
Elemental Analysis Carbon 46.5 - 57.4%
Extinction co-efficient E (632.0nm +/ -3nm) – 44000 Min. E (591.0nm +/- 3nm) – 36000 Min. E (287.0nm +/- 3nm) – 28000 Min. E(245.0nm +/ - 3nm) – 16000 Min.
Spectrophotometric Assay: (5.0mgs/ ltrs.in water) 632.0nm +/- 3nm = 0.529 591.0nm +/- 3nm = 0.433 287.0nm +/- 3nm = 0.336 245.0nm +/- 3nm = 0.206
Elemental Analysis Nitrogen 8.6 - 11.2%

Safety Information
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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

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