FLUORESCEIN, (C.I. 45350)

923.D02

  • Alternative Name(s)
    Acid Yellow 73
  • CAS Number
    2321-07-5
  • Molecular Weight (g/mol)
    332.31
  • Empirical Formula
    C20H12O5
FLUORESCEIN, (C.I. 45350)
  • Catalog Number
    923.D02.0050
  • Packaging Type
    Plastic Bottle
  • Packaging Quantity
    50G
  • Quality Grade
    MICROSCOPY
  • Quantity
    ≥ 95 % (on dried substance)
  • Appearance
    Orange-red brown or burgundy powder
  • E(284 ± 2 nm)
    ≥ 12000
  • E(238 ± 2 nm)
    ≥ 39000
  • Loss on Drying
    ≤ 5 % (105 °C)
  • Melting point
    about 315 °C
  • Molar absorptivity E(490 ± 2 nm)
    ≥ 70000
  • Solubility
    50 mg/ml (in 1N NaOH)
  • GHS Classification
    GHS07
  • Warning Statement
    caution
  • Hazard Statements (CLP)
    H302, H319
  • Precautionary Statements (CLP)
    P264, P270, P280, P301 + P312, P305 + P351 + P338, P337 + P313, P501

H302 : Harmful if swallowed.
H319 : Causes serious eye irritation.

P264 : Wash hands thoroughly after handling.
P270 : Do not eat, drink, or smoke when using this product.
P280 : Wear protective gloves/protective clothing/eye protection/face protection.
P301+P312 : IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell.
P305+P351+P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
P337+P313 : If eye irritation persists: Get medical advice/attention.
P501 : Dispose of contents/container to ... (local regulations).

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