ASTM International - ASTM F1425-92(1996)
Standard Test Method for Determining the Tribocharge of Two-Component Developer Materials
|Publication Date:||1 January 2001|
1.1 This test method describes a technique for measuring the tribocharge or charge-to-mass ratio of a sample of developer material.
1.2 This test method determines the concentration of toner in a sample of developer material.