Results forwriting instruments air flow testerfrom 3 Products.
|
|
ISO 11540 Air Flow Test For Writing Instruments Introductions This machine is based on the "GB21027-2020 General Requirements for the Safety of Student Products" standard (i.e., ...
|
|
|
|
|
Pen-Cap Air Flow Tester With ISO 11540 Application This unit mainly be used to test the safety of the caps for writing and marking instruments which are designed or clearly ...
|
|
|
|
|
Pen-Cap Air Flow Tester With ISO 11540 Application This unit mainly be used to test the safety of the caps for writing and marking instruments which are designed or clearly ...
|
|
|
