Maintenance Notice (3:00 AM - 8:30 AM November 1, 2025 UTC): This website is scheduled to be unavailable due to maintenance. We appreciate your patience and understanding.
Product Document Searching Made Easy by 2D Code! | TCI Chemistry News October 2025 | [Product Highlights] Tetraphenylethylene Derivatives Used for... | Various analytical charts can be searched on each product detail page and Product Document Search (The kinds of analytical charts differ by product)
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 61-73-4 | Product Number: A5105
Methylene Blue [Ion association reagent for spectrophotometric analysis]
![Chemical Structure of Methylene Blue [Ion association reagent for spectrophotometric analysis]](/medias/A5105.jpg?context=bWFzdGVyfHJvb3R8NDUwODJ8aW1hZ2UvanBlZ3xhRGN5TDJnd1ppODRPVEU1TnpNM01UQTJORFl5TDBFMU1UQTFMbXB3Wnd8MGU1MDE1ZTU2ZWYxMmRjM2IzYzY1OTIxNGI2OThlZDcxNzA4NDliZTA4ODIwNjQwYzJkMWIzZmFlYzk1ZmEwYw "Methylene Blue [Ion association reagent for spectrophotometric analysis]")
![Thumbnail of Methylene Blue [Ion association reagent for spectrophotometric analysis]](/medias/A5105.jpg?context=bWFzdGVyfHJvb3R8MTQzNjh8aW1hZ2UvanBlZ3xhR1psTDJnd1ppODRPVE16TVRjNU1UazFOREl5TDBFMU1UQTFMbXB3Wnd8NDZlMjk4MWEzN2UxNmE2ZDRiZDkyYWFmZjViYjM5ZWY5NTQyNjNhZThjMmU0YTcyMWYzZmNkMTAzZjdlMjBmYw)
×
![]()
×
![Methylene Blue [Ion association reagent for spectrophotometric analysis]](/_ui/responsive/theme-tci/images/missing_product_zoom.jpg "Methylene Blue [Ion association reagent for spectrophotometric analysis]")
Purity: >98.0%(T)
Synonyms:
- Basic Blue 9
Product Documents:
| Size | Unit Price | Same Day | 2-3 Business Days | Other Lead Time |
Shipping Information
|
|---|---|---|---|---|---|
| 1G |
$36.00
|
25 | ≥40 | Contact Us |
* Please contact our distributors or
TCI
to order our products. The above prices do not include freight cost, customs, and other charges to the destination.
* The storage conditions are subject to change without notice.
| Product Number | A5105 |
Purity / Analysis Method 
|
>98.0%(T) |
| Molecular Formula / Molecular Weight | C__1__6H__1__8ClN__3S = 319.85 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature
|
Room Temperature (Recommended in a cool and dark place, <15°C) |
| Packaging and Container
|
1G-Glass Bottle with Plastic Insert (View image) |
| CAS RN | 61-73-4 |
| Reaxys Registry Number | 3599847 |
| PubChem Substance ID | 87563123 |
| Merck Index (14) | 6060 |
| Colour Index | 52015 |
| MDL Number | MFCD00012111 |
Specifications
| Appearance | Green to Dark green powder to crystal |
| Purity(Nonaqueous Titration) | min. 98.0 %(calcd.on dried substance) |
| Lambda max. | 661.0 to 665.0 nm(EtOH(50%)) |
| Absorbance | min. 0.540(2mg/L, EtOH(50%), 661.0 to 665.0 nm) |
| Drying loss | max. 5.0 % |
| NMR | confirm to structure |
Properties (reference)
| Maximum Absorption Wavelength | 663 nm (EtOH(50vol%)) |
| Solubility in water | Soluble |
| Degree of solubility in water | 43.6 g/l 25 °C |
| Solubility (soluble in) | Chloroform |
| Solubility (slightly sol. in) | Ethanol |
| Solubility (insoluble in) | Ether |
GHS
| Pictogram |
|
| Signal Word | Danger |
| Hazard Statements | H302 : Harmful if swallowed. H315 : Causes skin irritation. H319 : Causes serious eye irritation. H361 : Suspected of damaging fertility or the unborn child. H370 : Causes damage to organs. H372 : Causes damage to organs through prolonged or repeated exposure. H412 : Harmful to aquatic life with long lasting effects. |
| Precautionary Statements | P501 : Dispose of contents/ container to an approved waste disposal plant. P273 : Avoid release to the environment. P260 : Do not breathe dust/ fume/ gas/ mist/ vapors/ spray. P270 : Do not eat, drink or smoke when using this product. P202 : Do not handle until all safety precautions have been read and understood. P201 : Obtain special instructions before use. P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ protective clothing/ eye protection/ face protection. P302 + P352 : IF ON SKIN: Wash with plenty of water. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P308 + P311 : IF exposed or concerned: Call a POISON CENTER/doctor. P362 + P364 : Take off contaminated clothing and wash it before reuse. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P301 + P312 + P330 : IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell. Rinse mouth. P405 : Store locked up. |
Related Laws:
| RTECS# | SO5600000 |
Transport Information:
| H.S.code* | 2934.30-000 |
PubMed Literature
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
Please select Language.
The requested SDS is not available.
Please Contact Us for more information.
Specifications
C of A & Other Certificates
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
Sample C of A
This is a sample C of A and may not represent a recently manufactured lot of the product.
A sample C of A for this product is not available at this time.
Analytical Charts
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
The requested analytical chart is not available. Sorry for the inconvenience.
Other Documents
Related Products
![Methylene Blue Solution (ca.0.2% in Methanol) [for Cell Staining]](/medias/M2392.jpg?context=bWFzdGVyfHJvb3R8MzE3NDh8aW1hZ2UvanBlZ3xhRFkyTDJoallpODRPVE14TlRFMk16VXdORGswTDAweU16a3lMbXB3Wnd8MTE5MjlkOTE0OGU5MmEyMzljNzI0Mzc1OGUyNmMwMmExOGY5ZDAzZGZhZmYyODc0NjY2OGUxZTI1YjAxM2YxZA "Methylene Blue Solution (ca.0.2% in Methanol) [for Cell Staining]")
Methylene Blue Solution (ca.0.2% in Methanol) [for Cell Staining]
| Product # | M2392 |
| CAS RN | 61-73-4 |
| Purity / Analysis Method: |