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Empty pens and ink bottles ECO 100ml

You fill the pencils yourself, at your convenience. The ECO ink present in the bottles is an advanced counterpart of formamide, very precise (different from a simple mixture of water and alcohol).
The markers (with tank and valve) can be filled and transported without fear.

CategoryMeasuring Surface Tension

Product TypePens


  • Dynes available: 28 to 58 dynes (even numbers) and 59 to 71 dynes (odd)
  • Unit of measure: dyne/cm (mN/ m)
  • To avoid inaccuracies: storage temperature between 10 ° and 25 ° C.
  • Correction depending on excess temperature: approximately -1 dyne / + 10 ° C
  • Avoid contact with eyes, skin (irritant).
  • To determine the levels you need: Call us.

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