Proficiency Testing Program Services
Central Lab Thai, the accredited Laboratory under ISO/IEC 17043, provides a yearly program for Proficiency Testing in different parameters such as pesticides, heavy metals, veterinary drugs, histamine and others.
Quality assurance using PT sample generated by ISO/IEC 17043 is a must processes to guarantee the products as well as laboratory activities, where one of that is Proficiency Testing (PT). PT can usually prove the competent of laboratory when compare with the others or global. Regular participation in the PT programs will promote the credibility of laboratory testing, personnel, instruments and environment setting, which shall comply with ISO/IEC 17025 and general requirements for the competence of testing and calibration conducted in laboratories. This participation is also required by Laboratory Accreditation Body.
Download Application Form & PT Program
Proficiency Testing Programs Service 2024
| Program code | Analyze | Matrix | Application deadline | Sample distribution | Download (Program guidelines) |
|---|---|---|---|---|---|
| PT01-6701 | Tetracycline group for 1Confirmatory method | Shrimp | 4 Jan 24 | 15-19 Jan 24 | Download |
| PT02-6702 | ß-agonist (Salbutamol, Clenbuterol) - 1Confirmatory method - 3Test kit |
Pig urine | 1 Feb 24 | 12-16 Feb 24 | Download |
| 4PT21-6703 | Glyphosate acid & Glyphosate Isopropylammonium | Glyphosate IPA 48% SL | 1 Feb 24 | 12-16 Feb 24 | Download |
| PT04-6704 | Histamine (Round 1) | Fish muscle | 29 Feb 24 | 11-15 Mar 24 | Download |
| 4PT09-6705 | Moisture - Hot air oven - Moisture balance | Fish muscle | 29 Feb 24 | 11-15 Mar 24 | Download |
| 4PT09-6706 | Sodium Chloride - Titration - Auto-titration | Fish muscle | 29 Feb 24 | 11-15 Mar 24 | Download |
| PT08-6707 | Pesticide residues (CB, OC, OP & PY) for 1Confirmatory method | Chinese cabbage | 10 Apr 24 | 22-26 Apr 24 | Download |
| 4PT20-6725 | Bacillus cereus | Tapioca starch | 10 Apr 24 | 22-26 Apr 24 | Download |
| PT05-6708 | Fluoroquinolone group & Quinolone group for 1Confirmatory method Inc. Oxolinic acid | Shrimp | 2 May 24 | 13-17 May 24 | Download |
| PT05-6709 | Fluoroquinolone group for 1Screening Method | Shrimp | 2 May 24 | 13-17 May 24 | Download |
| PT03-6710 | As, Cd, Cu, Hg & Pb | Fish muscle | 30 May 24 | 10-14 Jun 24 | Download |
| PT06-6711 | Nitrofuran metabolites -AHD - AMOZ - AOZ - SEM - DNSH - 1Confirmatory method - 3Test kit |
Shrimp | 30 May 24 | 10-14 Jun 24 | Download |
| 4PT19-6726 | Yeasts & Molds | Tapioca starch | 30 May 24 | 10-14 Jun 24 | Download |
| PT07-6712 | Malachite green & Crystal violet for 1Confirmatory method - Malachite green - Crystal violet |
Shrimp | 27 Jun 24 | 8-12 Jul 24 | Download |
| PT07-6713 | Total Malachite green for 2Screening method | Shrimp | 27 Jun 24 | 8-12 Jul 24 | Download |
| 4PT22-6714 | Cypermethrin | Cypermethrin 35% EC | 27 Jun 24 | 8-12 Jul 24 | Download |
| PT11-6715 | Sulfur dioxide for Quantitative method | Shrimp | 1 Aug 24 | 13-16 Aug 24 | Download |
| 4PT04-6716 | Histamine | Fish sauce | 1 Aug 24 | 13-16 Aug 24 | Download |
| PT12-6717 | Phosphorus as P2O5 - Total Phosphorus - Polyphosphate |
Shrimp | 29 Aug 24 | 9-13 Sep 24 | Download |
| 4PT17-6718 | Color (ADMI method) | Waste water | 29 Aug 24 | 9-13 Sep 24 | Download |
| 4PT18-6727 | Aerobic Plate Count | Tapioca starch | 29 Aug 24 | 9-13 Sep 24 | Download |
| PT15-6719 | Sulfur dioxide for Quantitative method | Tapioca starch | 3 Oct 24 | 7-11 Oct 24 | Download |
| 4PT16-6720 | Acid value | Palm oil | 3 Oct 24 | 7-11 Oct 24 | Download |
| 4PT16-6721 | Peroxide value | Palm oil | 3 Oct 24 | 7-11 Oct 24 | Download |
| 4PT23-6728 | pH | Tapioca starch | 3 Oct 24 | 7-11 Oct 24 | Download |
| PT14-6722 | Chloramphenicol - 1Confirmatory method - 3Test kit..……… | Shrimp | 31 Oct 24 | 11-15 Oct 24 | Download |
| PT04-6723 | Histamine (Round 2) | Fish muscle | 31 Oct 24 | 11-15 Oct 24 | Download |
| PT13-6724 | Sulfonamide group for 1Confirmatory method | Shrimp | 4 Dec 24 | 16-20 Dec 24 | Download |
Remark :
If you need a quotation, please contact the coordinator by e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
1) 1Confirmatory method is a test using testing tools such as HPLC, LC-MS, LC-MS / MS, GC-MS / MS, etc.
2) 2Screening method was tested using a test kit to test such as Test kit, etc.
3) 3If using a test kit, please submit Brand / Specificity Attached with the application form.
4) 4The program is not ISO/IEC 17043: 2010 accredited
If you need a quotation, please contact the coordinator by e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
1) 1Confirmatory method is a test using testing tools such as HPLC, LC-MS, LC-MS / MS, GC-MS / MS, etc.
2) 2Screening method was tested using a test kit to test such as Test kit, etc.
3) 3If using a test kit, please submit Brand / Specificity Attached with the application form.
4) 4The program is not ISO/IEC 17043: 2010 accredited
Proficiency Testing Programs Service 2023
| Program code | Analyze | Matrix | Application deadline | Sample distribution | Download (Program guidelines) |
|---|---|---|---|---|---|
| PT01-6601 | Tetracycline group for 2Confirmatory method | Shrimp | 5 Jan 23 | 16-20 Jan 23 | Download |
| PT02-6602 | ß-agonist (Salbutamol, Clenbuterol) - 2Confirmatory method - 4Test kit |
Pig urine | 26 Jan 23 | 6-10 Feb 23 | Download |
| PT04-6603 | Histamine | Fish muscle | 23 Feb 23 | 13-17 Mar 23 | Download |
| 1PT09-6604 | Moisture - Hot air oven - Moisture balance Method | Fish muscle | 23 Feb 23 | 13-17 Mar 23 | Download |
| 1PT09-6605 | NaCl -Titration -Auto-titration Method | Fish muscle | 23 Feb 23 | 13-17 Mar 23 | Download |
| PT08-6606 | Pesticide residues (CB, OC, OP & PY) for 2Confirmatory method |
Lettuce | 31 Mar 23 | 18-21 Apr 23 | Download |
| PT05-6607 | Fluoroquinolone group & Quinolone group for 2Confirmatory method Included Oxolinic acid |
Shrimp | 27 Apr 23 | 8-12 May 23 | Download |
| PT05-6608 | Fluoroquinolone group for 3Screening Method | Shrimp | 27 Apr 23 | 8-12 May 23 | Download |
| PT03-6609 | As, Cu, Cd, Hg & Pb | Fish muscle | 25 May 23 | 12-16 Jun 23 | Download |
| PT06-6610 | Nitrofuran metabolites (AHD, AMOZ, AOZ & SEM) - 2Confirmatory method - 4Test kit |
Shrimp | 25 May 23 | 12-16 Jun 23 | Download |
| 1PT06-6611 | Nifursol metabolites (DNSH) | Shrimp | 25 May 23 | 12-16 Jun 23 | Download |
| PT07-6612 | Malachite green, Leucomalachite green - 2Confirmatory method - 4Test kit |
Shrimp | 29 Jun 23 | 10-14 Jul 23 | Download |
| PT07-6613 | Crystal violet for 2Confirmatory method | Shrimp | 29 Jun 23 | 10-14 Jul 23 | Download |
| PT11-6614 | Sulfur dioxide for 2Confirmatory method | Shrimp | 3 Aug 23 | 15-18 Aug 23 | Download |
| 1PT17-6615 | Color (ADMI method) | Waste water | 3 Aug 23 | 15-18 Aug 23 | Download |
| PT12-6616 | Phosphorus as P2O5 - Total Phosphorus as P2O5 - Polyphosphate as P2O5 |
Shrimp | 24 Aug 23 | 4-8 Sep 23 | Download |
| 1PT16-6617 | Acid value | Palm oil | 24 Aug 23 | 4-8 Sep 23 | Download |
| 1PT16-6618 | Peroxide value | Palm oil | 24 Aug 23 | 4-8 Sep 23 | Download |
| 1PT15-6619 | Sulfur dioxide for 2Confirmatory method | Tapioca starch | 4 Oct 23 | 16-18 Oct 23 | Download |
| 1PT18-6620 | Aerobic Plate Count | Tapioca starch | 24 Aug 23 | 16-18 Oct 23 | Download |
| 1PT19-6621 | Yeasts & Molds | Tapioca starch | 24 Aug 23 | 16-18 Oct 23 | Download |
| PT14-6622 | Chloramphenicol - 2Confirmatory method - 4Test kit |
Shrimp | 26 Oct 23 | 6-10 Nov 23 | Download |
| PT13-6623 | Sulfonamide group for 2Confirmatory method | Shrimp | 29 Nov 23 | 12-15 Dec 23 | Download |
Remark :
If you need a quotation, please contact the coordinator by e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
1) 1The program is not ISO/IEC 17043: 2010 accredited
2) 2Confirmatory method is a test using testing tools such as HPLC, LC-MS, LC-MS / MS, GC-MS / MS, etc.
3) 3Screening method was tested using a test kit to test such as Test kit, etc.
4) 4If using a test kit, please submit Brand / Specificity Attached with the application form.
If you need a quotation, please contact the coordinator by e-mail: This email address is being protected from spambots. You need JavaScript enabled to view it.
1) 1The program is not ISO/IEC 17043: 2010 accredited
2) 2Confirmatory method is a test using testing tools such as HPLC, LC-MS, LC-MS / MS, GC-MS / MS, etc.
3) 3Screening method was tested using a test kit to test such as Test kit, etc.
4) 4If using a test kit, please submit Brand / Specificity Attached with the application form.
