Methylene Blue 95% AR

  • CAS :
    61-73-4
  • REF :
    25789
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QUANTITY PRICE ENQUIRY
25 gm Rs 512.5
100 gm Rs 2012.5
500 gm Rs 9000.0

Product Information

Formula: C₁₆H₁₈ClN₃S·xH₂O (anhydrous basis) CAS: 61-73-4 (anhydrous) EC No.: 200-515-2 M: 319.85 g/mol (anhydrous) D: Not applicable mp: 100-110°C (decomposes) bp: Not applicable Optical Rotation: Not applicable

Chemicals Properties

Assay (Iodometric Titration): ≥ 95.0 % (on anhydrous basis). Appearance: Dark green crystalline powder with bronze luster. Solubility (1% in water): Complete, deep blue solution. pH (1% solution): 3.0 – 4.5. Absorbance (0.01% solution, 1 cm cell): Ratio A₆₆₅/A₆₁₂: 1.15 – 1.30. Loss on Drying: ≤ 18.0 % (typically 10-15% as trihydrate). Residue on Ignition: ≤ 0.5 %. Zinc (Zn): ≤ 50 ppm. Insoluble Matter: ≤ 0.1 %.

Hazard Information

Hazard: Harmful if swallowed. Causes eye irritation. Safety: For laboratory use only. Avoid inhalation of dust. Wear protective gloves/eye protection. Storage: Store in a cool, dry place. Keep container tightly closed. Protect from light.