Ricoh EMP 156 User Manual page 252

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NOTE
1) The No. 1 or No. 4 designation applies only in the U.S.
2) Testing method - Technical Association of the Pulp and Paper Industry (TAPPI).
3) Testing method - American Society for Testing and Materials (ASTM).
4) Testing method - International Organization for Standardization (ISO).
5) Use 127 mm/min. (5.0 in./min.) pull rate.
6) Isolate the test specimen from the metal backing plate with a piece of smooth,
nonconductive polyester film, at least 0.254 mm (0.010 in.) thick; use 100 volts.
Paper Specifications B-3