
ILT-U-521
Stretch film determination
DETERMINATION | METHOD |
| Water vapor transmission rate determination condition is 38C, 90%RH (relative humidity difference between two side) | ASTM F1249 |

Stretch film determination
DETERMINATION | METHOD |
| Water vapor transmission rate determination condition is 38C, 90%RH (relative humidity difference between two side) | ASTM F1249 |