BANGKOK, March 26 (Reuters) - Prices of physical rubber compared with March 25: Grade Prices Change Thai RSS3 (May) $3.00/kg unchanged Thai STR20 (May) $2.90/kg -$0.05 Malaysia SMR20 (May) $2.90/kg -$0.03 Indonesia SIR20 (May) $1.27/lb unchanged Thai USS3 80 baht/kg unchanged Thai 60-percent latex (drum/May) $2,050/tonne unchanged Thai 60-percent latex (bulk/May) $1,950/tonne unchanged 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 Apornrath Phoonphongphiphat; Editing by Jijo Jacob)

