| Laboratory Name : | Metropolitan Waterworks Authority, Material Property Testing Section Laboratory |
| Premise : | 400 Prachachuen Road, Thung Song Hong, Lak Si, Bangkok |
| Contact Person : | Mr.Winai Sanyakorn |
| | Tel.0 2504 0123 ต่อ 1773 Fax. -
E-mail : Oa_50105@hotmail.com |
| Date of Issue : | 25th October 2021 | Valid Until : | 24th October 2026 |
| Date of Update Scope : | 25th October 2021 |
| Certificate : | 22-LB0038 |
| Laboratory Status : | Permanent |
| Scope of Accreditation for Testing (in Thai) |  |
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Accreditation No. : TESTING 1164