May 31 (Reuters) – Prices of physical rubber compared with May 30:
| Grade | Prices | Change |
| Thai RSS3 (June) | $1.55/kg | unchanged |
| Thai STR20 (June) | $1.28/kg | unchanged |
| Malaysia SMR20 (June) | $1.30/kg | +$0.02 |
| Indonesia SIR20 (June) | $0.68/lb | unchanged |
| Thai USS3 | 54.91 baht/kg | +0.20 baht |
| Thai 60-percent latex (drum/June) | $1,070/tonne | +$10 |
| Thai 60-percent latex (bulk/June) | $1,170/tonne | +$10 |
NOTE – The prices quoted above are offer prices collected from traders in Thailand, Indonesia and Malaysia. They are not official prices quoted by state-run rubber agencies in those countries. (Reporting by Patpicha Tanakasempipat in BANGKOK; Editing by Subhranshu Sahu)
