Gel ink ball pens and refills - Documentary use (DOC) Ingestion-build-232773 Protection from corrosion

Protection from corrosion

BS 3762 discusses the analysis of formulated detergents

The procedure has been replaced by a new method: it is no longer distinguished between hydrophilic and hydrophobic pigments

NOTE This International Standard does not provide an absolute measure of the amount of ammonia present

there’s a growing volume of regulation across the world mandating how personal data should be handled in digital environments

Gel ink ball pens and refills - Documentary use (DOC) Ingestion-build-232773 Protection from corrosion1 Scope This part of ISO 27668 establishes minimum quality requirements for gel ink ball pens (refillable or non refillable) and refills for documentary use. Basic requirements for gel ink ball pens for general use are given in ISO 27668 1.