Ink bottle Diplomat Diplo Octopus 30 ml glass green

Diplomat Diplo Octopus 30 ml glass green is a fountain pen ink presented in a clear glass bottle that preserves color stability and simplifies filling. Formulated for fountain pens and similar ink-writing instruments, this green ink delivers consistent flow, good coverage and steady performance for everyday writing, note-taking and correspondence. The compact 30 ml glass design offers controlled dispensing and convenient storage on a desk or in a pen case.

Advantages

The ink provides reliable ink flow and consistent color saturation, reducing skipping and ensuring smooth line formation. The glass bottle protects the ink from light and contamination while allowing easy visual monitoring of the remaining quantity. The 30 ml volume balances portability and capacity for regular users without occupying excessive desk space.

Suitable for

• Fountain pens with conventional filling systems
• Refilling converters and ink cartridges
• Everyday handwriting, journaling and note-taking
• Personal correspondence and office use

Key specifications

• Color: green
• Volume: 30 ml
• Container material: glass
• Intended use: fountain pens and ink-writing instruments
• Flow characteristics: consistent, designed to reduce skipping

How to use

Shake the bottle gently if recommended by the pen manufacturer, open the cap and fill your fountain pen following its filling method (converter, piston or eyedropper). For converter or cartridge refilling, draw ink into the converter and reinsert it into the pen. Wipe excess ink from the nib and feed with a lint-free cloth before writing. Close the bottle tightly after use and store it upright in a cool, dry place away from direct sunlight.

Usage recommendations

Use the ink with pens in good condition and clean the pen regularly to prevent clogging. Test the ink on similar paper to check drying time and bleed-through before extensive use. Keep the glass bottle on a stable surface while filling to avoid spills.