ISO 27668-1:2009 PDF Download

The minimum quality requirements for gel ink ball pens and refills used for general purposes are described in ISO 27668-1:2009. Both refillable and non-refillable pens are covered by the standard. It establishes the specifications for the ink quality used in these pens, guaranteeing that it complies with particular performance and durability requirements. The standard also specifies specifications for the physical characteristics of the pens, such as the ball's smoothness, the ink's flow, and the pen's general design. 

It's vital to note that ISO 27668-1:2009 focuses exclusively on general-purpose gel ink ball pens and refills. Additional specifications are established in ISO 27668-2 for pens and refills used for official documents. This standard ensures that gel ink ball pens and refills meet the necessary quality requirements for daily use and acts as a guide for manufacturers and customers.