Nigrosine Stain 10% w/v

  • CAS :
    2229872
  • REF :
    25900
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QUANTITY PRICE ENQUIRY
100 ml Rs 93.75

Product Information

Formula: Nigrosine dye in solvent (often ethanol, water, or acetic acid). CAS: 8005-03-6 EC No.: 232-339-5 M: Not applicable D: ~1.00 g/cm³ mp: Not applicable bp: Not applicable Optical Rotation: Not applicable

Chemicals Properties

Concentration: 10 % w/v ± 1%. Appearance: Deep blue-black to black solution. Solvent: Typically ethanol/water or water with phenol/acetic acid. Staining Performance (for negative staining of bacteria/capsules): Passes test (provides dark background). Clarity: Homogeneous solution, may have slight sediment. pH: 3.0 – 5.0 (if acidic formulation).

Hazard Information

Hazard: Flammable (if in ethanol). Causes eye irritation. Safety: Keep away from heat/sparks/open flames. Wear protective gloves/eye protection. Storage: Store at room temperature. Protect from light.