Toluidine Blue 25g
Toluidine blue O (C.I.52040) for microscopy Certistain®. CAS 92-31-9, pH 2.8 (H₂O, 25 °C).
Manufacturer: Merck
Catalog ID: 115930.0025
Stock: In Stock
Description
| Catalogue Number | 115930 |
| Synonyms | Toluidine blue O (C.I. 52040) Certistain® |
| Description | TOLUIDINE BLUE O (C.I.52040) FOR MICROSC |
| Overview | Toluidine blue O (C.I. 52040) is a CERTISTAIN® dry dye that is used for the preparation of a staining solution for staining nuclei and for visualization of metachromasia in histological sections of human origin. As CERTISTAIN® dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations. |
Product Information
| CAS number | 92-31-9 |
| EC number | 202-146-2 |
| Hill Formula | C₁₅H₁₆ClN₃S |
| Molar Mass | 305.82 g/mol |
| HS Code | 3204 13 00 |
Applications
| Application | Toluidine blue O (C.I.52040) for microscopy Certistain®. CAS 92-31-9, pH 2.8 (H₂O, 25 °C). |
Physicochemical Information
| pH value | 2.8 (H₂O, 25 °C) |
| Bulk density | 410 kg/m3 |
| Solubility | 30 g/l |
Storage and Shipping Information
| Storage | Store at +5°C to +30°C. |
Specifications
| Dye content (Diaminophenothiazins, spectrophotometrically) | ≥ 85 % |
| Identity- chloride | passes test |
| - UV/VIS-Spectrum | passes test |
| Absorption maximum λ max (water) | 628 - 633 nm |
| Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; water) | 1330 - 1570 |
| TLC-Test | passes test |
| Loss on drying (110 °C) | ≤ 8 % |
| Suitability for microscopy | passes test |
