• o-Phenanthroline monohydrate

Article No. 05160 Grade AR/ACS
Purity 99.5% CAS No. 5144-89-8
Molecular Formula C12H8N2.H2O Molecular Weight 198.23
H.S. Code 2933.9990 Shelf Life 5 Years
Redox indicator.
Reagent for the colorimetric determination of iron & Base for oxidation-reduction indicator.


Safety Information and Hazard Symbols

Skull and Crossbones Environment
Symbol: GHS06, GHS09
Signal Word: Danger
UN No.: 2811
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301-H410
Precaution Statement: P273-P301 + P310-P501


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Revision Date : 12-May-2015


Appearance White Crystals or Crystalline Powder
Assay Min 99.5%
IR spectrum Conforms
Melting point 97-102°C
Molar adsorptivity of Fe complex Min 11700
Sensitivity to iron 1:10,000,000 (Passes ACS test)
Sulphated ash Max 0.05%
suitability as redox indicator Passes ACS test