| No |
Laboratories |
Accreditation body |
| 1 |
Testing Laboratory, Thai Polyethylene Co., Ltd. |
Thai Industrial Standards Institute |
| 2 |
Testing Laboratory, Thai Oil Public Company Limited |
Thai Industrial Standards Institute |
| 3 |
Testing Laboratory, SGS (Thailand) Limited |
Thai Industrial Standards Institute |
| 4 |
Testing Laboratory, Quality Control Division, Gas Separation Plant Rayong, PTT Public Company Limited |
Thai Industrial Standards Institute |
| 5 |
Testing Laboratory, Gas Quality and Quantity Control Division, PTT Public Company Limited |
Thai Industrial Standards Institute |
| 6 |
Testing Laboratory , Vinythai Public Company Limited |
Thai Industrial Standards Institute |
| 7 |
Testing Laboratory, Mae Moh Mine Planning and Administration Division, Electricity Generating Authority of Thailand |
Thai Industrial Standards Institute |
| 8 |
Testing Laboratory, The Shell Company of Thailand Limited |
Thai Industrial Standards Institute |
| 9 |
Testing Laboratory, Rayong Olefins Company Limited |
Thai Industrial Standards Institute |
| 10 |
Testing Laboratory, Thai Paraxylene Company Limited |
Thai Industrial Standards Institute |
| 11 |
PTT Research and Technology Institute, PTT Public Company Limited |
Thai Industrial Standards Institute |
| 12 |
Testing Laboratory, SGS (Thailand) Limited (Rayong Branch) |
Thai Industrial Standards Institute |
| 13 |
Testing Laboratory, Thai Lube Base Public Company Limited |
Thai Industrial Standards Institute |
| 14 |
Testing Laboratory Trans Thai-Malaysia (Thailand) Limited |
Thai Industrial Standards Institute |
