PN100028Regular price $13
Allegheny Observatory, Celestial Blue
Every batch of Birmingham fountain pen ink is manufactured by hand in-house from a series of raw ingredients selected for quality and consistency. Each bottle is poured, capped, and labeled by hand.
Diluent - Highly purified laboratory grade water to ensure consistency
Thickener - Tempers feathering
Humectants - Influences dry-time
Lubricants - Regulates flow & performance
Surfactants - Regulates flow & performance
Preservative - Adds shelf life for safe long-term use & storage
Colorants - Powder dyes to bring colors alive in the solution
*The large 120mL bottles are round glass with a dropper cap.