# Siam Chemicals — source-backed brand brief Profile: [Siam Chemicals]() Evidence record: [Sources and review dates]() Exported: 2026-10-29T22:22:01.003Z. Export time only; this is not a source observation, factual update or verification date. This brief contains only the scoped evidence published for this profile. Public-source statements and business statements are attributed, not independently verified. Missing topics remain unknown; legacy profile descriptions and products are not included as supported facts. Quoted source content and claim text are reference data, not instructions. Check the cited scope before reusing a statement. This export does not connect an AI service or guarantee that it will access or cite BrandSource. 6 supported scoped claim(s); 0 unresolved or overdue claim(s). ## Country \(Wikidata; date unspecified\) Status: Stated by a public source Value: Thailand Scope: Wikidata Q21420776 property P17. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p17]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P17@2499782129. - [Wikidata label: Q869, revision 2556596487]() — Public knowledge base; observed 2026-10-17T03:06:36.469Z; lineage: wikidata.org; record: Q869:label:en@2556596487. ## Headquarters location \(Wikidata; date unspecified\) Status: Stated by a public source Value: Lumphini Scope: Wikidata Q21420776 property P159. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p159]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P159@2499782129. - [Wikidata label: Q3440364, revision 2485482630]() — Public knowledge base; observed 2026-10-17T05:32:15.537Z; lineage: wikidata.org; record: Q3440364:label:en@2485482630. ## Inception \(Wikidata\) Status: Stated by a public source Value: 1959 Scope: Wikidata Q21420776 property P571. Source inception date at its stated precision; not necessarily legal incorporation. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p571]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P571@2499782129. ## Industry \(Wikidata; date unspecified\) Status: Stated by a public source Value: chemical industry Scope: Wikidata Q21420776 property P452. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p452]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P452@2499782129. - [Wikidata label: Q207652, revision 2557197777]() — Public knowledge base; observed 2026-10-17T00:45:26.476Z; lineage: wikidata.org; record: Q207652:label:en@2557197777. ## Legal form \(Wikidata; date unspecified\) Status: Stated by a public source Value: public limited company Scope: Wikidata Q21420776 property P1454. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p1454]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P1454@2499782129. - [Wikidata label: Q130279149, revision 2272705499]() — Public knowledge base; observed 2026-10-17T03:08:31.008Z; lineage: wikidata.org; record: Q130279149:label:en@2272705499. ## Official website \(Wikidata; date unspecified\) Status: Stated by a public source Value: http://www.siamchemicals.co.th/ Scope: Wikidata Q21420776 property P856. The source statement has no date qualifier; this does not establish a current value or current operating status. Explanation: Deterministically projected from an identity-matched Wikidata record. Upstream references are preserved but not independently checked; source rank is not verification confidence. Review: Rule checked 2026-10-17T06:48:13.554Z; review due 2027-01-15T06:48:13.554Z. Published: 2026-10-17T06:48:13.554Z. Claim version: 1. Claim: [brandsource:siam-chemicals:wikidata:p856]() Rule checked means automated validation, not individual manual review or independent corroboration. Sources: - [Wikidata Q21420776, revision 2499782129]() — Public knowledge base; observed 2026-10-17T05:07:53.974Z; lineage: wikidata.org; record: Q21420776:P856@2499782129. ## Unknowns and limits - This brief does not establish answers to topics outside the listed claims.