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Molekula

Methylene blue (C.I. 52015)

CAS 61-73-4 C16H18ClN3S MW 319.85 In stock
CoA by batch

Overview

A high-purity stains & indicators supplied by Molekula across research and bulk scale.

Specifications

Property Value
Loss on Drying 8 - 15%
Specific absorption 2300 min
Appearance Dark Greenish to dark brownish powder
Wavelength of max absorption 658 - 664nm
Arsenic (As) 8mg/kg max
Total Colour/ Assay 96 - 101%
For research use only, not for human use For research use only, not for human use

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Acid

Identification

Property Value
CAS Number 61-73-4
Molecular Formula C16H18ClN3S
Molecular Weight 319.85
SMILES [Cl-].N=1C2=CC=C(C=C2[S+]=C3C=C(C=CC13)N(C)C)N(C)C
REACH Code Y110
HTS Code 3204.13.51
Tariff Code 3212900000

Safety & GHS

Warning
  • GHS pictogram — Explosive Explosive GHS01
  • GHS pictogram — Flammable Flammable GHS02

Hazard statements

  • H302 Harmful if swallowed
  • H315 Causes skin irritation
  • H319 Causes serious eye irritation
  • H361 Suspected of damaging fertility or the unborn child
  • H373 May cause damage to organs through prolonged or repeated exposure
  • H413 May cause long lasting harmful effects to aquatic life

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face 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

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

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