GB/T 6847-2012 specifies the determination method of the curl degree of photographic film and photographic paper in image materials. The standard clarifies the test principle, standardizes the preparation requirements of equipment and samples, elaborates the measurement procedure, and gives the result calculation and precision regulations. It provides a unified technical specification for the scientific and accurate determination of the curl of photographic film and photographic paper. It helps to evaluate the mass of image materials and guide the quality control in the production, storage and use process.
| Status | Active |
|---|---|
| CCS | G80 | ICS | 37.040.20 |
| Release Date | 2012-12-31 00:00:00 | Implementation Date | 2013-08-01 00:00:00 |