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INDIGO CARMINE AR FOR MICROSCOPY |
| Article No. | 53025 | Grade | Microscopy | |
| Synonyms | Acid Blue 74 | C.I. No. | 73015 | |
| CAS No. | 860-22-0 | Purity | — | |
| Molecular Formula | C16H8N2Na2O8S2 | Molecular Weight | 466.36 | |
| H.S. Code | 3204.9000 | Shelf Life | 36 Months | |
| Physical Properties | ||||
| Physical state at 20 °C | Solid | Colour | Dark blue to violet | |
| Solubility | Solution in water. | Odour | Light odour | |
| Specifications Parameters | ||||
| Description | Dark blue-violet powder having a metallic luster of copper. | |||
| Absorption maximum (in water) | 608 – 612 nm | |||
| Absorption Ratio
(A λmax. – 15 nm) (A λmax. + 15 nm) |
0.98 – 1.07 | |||
| Absorptivity (A1%/1cm at λmax, in water) | Min. 400 | |||
| Min. Dye Content (By Titanometry, on dried substance) | 85.00% | |||
| Loss on drying (at 120°C) | Max. 10% | |||
| Insoluble matter | Max. 0.2% | |||
| Alkalinity (Na2CO3) | Max. 0.05% | |||
| Acidity | 1 ml N/1% | |||
| Sulphated ash (on dried subs.) | Max. 30 – 35% | |||
| Properties | Slightly soluble in alcohol, very sensitive to oxidizing agent, sensitive to light. | |||
| Note(s): 1] Assay (if applicable) method mentioned.
WARNING Hazard statements: May cause respiratory irritation. Causes skin irritation. Causes serious eye irritation. Precautionary statements Prevention: Avoid breathing dust/fume/gas/mist/vapours/spray. Wash thoroughly after handling. Use only outdoors or in a well-ventilated area. Wear protective gloves/protective clothing/eye protection/face protection. Response: IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. Call a POISON CENTER or doctor/physician if you feel unwell. If eye irritation persists: Get medical advice/attention.
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IMDG Code : —
UN No. : — IATA : — |
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| Disposal: Dissolve the chemical to be disposed, in water and allow it to run to waste, diluting with large quantities of water. | ||||
| Hazard Pictogram(s) : — GHS07 | ||||
Date- 10.11.2024
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