TCVN 3720:1982 — Tin ores. Determination of zirconium dioxide content
TCVN 3720:1982 is a Vietnamese national standard (Tiêu chuẩn Việt Nam), issued by the Directorate for Standards, Metrology and Quality (STAMEQ). It is recorded in our database with 0 corresponding Chinese standards. This page lists the correspondence so a Chinese supplier or an importer can see what the destination market requires before a shipment is made.
Standard record
| Field | Value |
|---|---|
| Standard number | TCVN 3720:1982 |
| Issuing body | TCVN |
| Country | Vietnam |
| Title (English) | Tin ores. Determination of zirconium dioxide content |
| ICS category | 229 |
No equivalent identified
We have not identified a corresponding Chinese standard for TCVN 3720:1982. The product may be regulated in Vietnam under a different instrument — for example a food-contact, electrical-safety or labelling regulation rather than a product standard — or the market may not regulate it at all. Confirm with the importing authority before shipping.
Other TCVN standards in the same category
| Standard | Title |
|---|---|
| TCVN 14342:2025 | Antimony concentrates – Determination of antimony content – Titrimetri |
| TCVN 14343:2025 | Antimony concentrates – Determination of gold content – Fire assay fus |
| TCVN 14344:2025 | Antimony concentrates – Determination of silver content – Flame atomic |
| TCVN 14345:2025 | Antimony concentrates – Determination of copper content – InductiteIy |
| TCVN 14351:2025 | Antimony concentrates – Determination of selenium content– Inductively |
| TCVN 14150:2024 | Nickel sulfide concentrates – Technical requirements |
| TCVN 14151:2024 | Tin concentrates - Determination of tin content – Iodometric titration |
| TCVN 14152:2024 | Tin concentrates – Determination of iron content - Complexometric titr |
Other TCVN standards
Next steps
Tariff and rules of origin
Whether duty applies on import from China and what a Form E certificate of origin would save under the China–ASEAN Free Trade Area.
Logistics and landed cost
Route options from inland China to this market, including the Pinglu Canal.
Find a Chinese supplier
Manufacturers able to produce to this standard.
Other ASEAN standards
Browse by country, category or Chinese equivalent.
A test report against TCVN 3720:1982 is normally required at import into Vietnam. Accredited laboratories can issue one — contact us for a referral, or ask your supplier whether they already hold a current report.
Standard record compiled from the national standards body and translated into plain English. Cross-references generated by comparing scope, object and test-method terms. Last compiled 2026-10-09.