IS 1581-1975
FERRO-GALLO tannin fountain pen ink specifications (iron content 0.2%)

Standard No.

IS 1581-1975

Release Date

1975

Published By

IN-BIS

Latest

IS 1581-1975

Scope

This standard prescribes the requirements and the methods of sampl-ing and test for ferro-gallo tannate fountain pen inks containing not less than 0.2 percent of iron.

IS 1581-1975 history

• 1975 IS 1581-1975 FERRO-GALLO tannin fountain pen ink specifications (iron content 0.2%)