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Status : Active
Standard Type : Main
Document No : ISO 9957-2:2019
Document Year : 2019
Pages : 9
Edition : 2
Section Volume : Technical product documentation (ISO/TC 10.)
This document specifies the requirements and test conditions for water-based non-India inks intended for use in draughting instruments and intended for use on natural tracing paper conforming to ISO 9961, to provide for black line technical drawings.