The four treatment codes
| Code | Treatment | Requirement |
|---|---|---|
| HT | Heat treatment | 56 °C throughout the wood for 30 continuous minutes |
| DH | Dielectric heating | 60 °C throughout the wood, surface included, for 1 continuous minute |
| MB | Methyl bromide fumigation | methyl bromide concentration-time product over 24 h (ISPM 15 Table 1) |
| SF | Sulphuryl fluoride fumigation | sulphuryl fluoride concentration-time product over 24 or 48 h (ISPM 15 Table 3) |
EPAL requires heat treatment for EPAL pallets and prohibits methyl bromide. Read the full summary of the standard on the ISPM 15 rules sheet, and the national rules for the United States and Canada.
Read a stamp
Type the codes into the stamp decoder, or follow the field guide.