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Reagent for colorimetric determination of iron base for oxidation-reduction indicator.
2,2'-Bipyridine, 2,2'-Dipyridine, 2,2'-Dipyridyl


5 g (00005)

25 g (00025)

1GBA000015 1GBA000015
Article No. 01970 Grade AR
Purity 99.5% CAS No. 366-18-7
Molecular Formula C10H8N2 Molecular Weight 156.19
H.S. Code 2933.3990 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour White crystalline
Odour Characteristic odour Melting point/ Freezing point [°C] 69 - 71 °C
Boiling point [°C] 272-275 ° C Initial boiling point [°C] 272° C
Final boiling point [°C] 275 ° C Solubility in water [% weight] Soluble in water


Appearance Cream colored crystalline powder Assay Min 99.5%
Melting point 69 - 72 deg C Sensitivity for Iron (Fe) Min 1:10,000,000
Acid insoluble matter Passes test Sulphated ash Max 0.05%

Safety Information and Hazard Symbols

Skull and Crossbones
Symbol: GHS06
Signal Word: Danger
UN No.: 2811
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301-H315-H319-H335
Precaution Statement: P261-P301 + P310-P305 + P351 + P338
Revision Date: 31-Jul-2013

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