SEALNET | Asian Soil Laboratory Network: 3rd meeting. Manila, Philippines, 23 - 27 September 2019. Presenter: Do Duy Phal

1. NATIONAL SOIL LABORATORY NETWORK
AND PROFYCIENCY TEST
Do Duy Phai
Central Analytical Laboratory,
Soils and Fertilizers Research Institute – Vietnam
Item 12: Implementation plan for national PT
3rd SEALNET meeting, Department of Agriculture, Bureau of Soils and Water
Management, September 23-27, 2019, Philippines

2. FOLLOW UP THE WORK INITIATED BY
SECOND MEETING OF SEALNET IN 2018
• To improve quality control and good
laboratory practices.
• To establish National Soil Laboratory
Network and PT schemes.

3. IMPROVE QUALITY CONTROL AND
GOOD LABORATORY PRACTICES
pHH2O Total N Cu; Zn
OC Total P Available P Cr; Pb
Total K Available K Cd; As
Internal soil reference
sample was applied in each
test sample series or at
least each 20 test samples.

4. 6
6.5
7
7.5
8
8.5
pHwater
Repeated time of internal soil reference sample
pHH2O

5. Balance
UV-Vis
Dryer
Oven
TRAINING, CHECK AND CALIBRATION
EQUIPMENT FREQUENCY

6. Atomic absorption spectroscopy - AAS
Ca
Mg
Cu
Zn
Fe
Cr
Ni
Mn
Mo
Co
TRAINING, CHECK AND CALIBRATION
EQUIPMENT FREQUENCY
Pb
Cd
As
Hg

7. TO ESTABLISH NATIONAL SOIL
LABORATORY NETWORK AND PT SCHEMES
To contact and introduce with other
laboratories about SEALNET and GLOSOLAN by
telephone, mobile phone, email, facebook, Zalo
…
To visit and discuss at laboratories
convincing them to join the National Soil
Laboratory Network.
Now, 5 laboratories agree to join Vietnam
Soil Laboratory Network.

8. 1. Laboratory of Northern
Mountainous Agriculture and Forestry
Science Institute
VIETNAM SOIL LABORATORY NETWORK
2. Central Analytical Laboratory of
Soils and Fertilizers Research Institute
3. Laboratory of Agricultural Science
Institute for Northern Central of
Vietnam
4. Laboratory of Agricultural Science
Institute for Southern Coastal Central
of Vietnam
5. Center for Agricultural Analysis and
Services of Institute Of Agricultural
Science For Southern Vietnam

9. VIETNAM SOIL LABORATORY NETWORK

10. 5. ASPAC - GLOBAL PROFICIENCY
Air dry content; pHH2O; EC; P Bray 1; P Olsen;
Exch K; Total N.
4. South-East Asia Laboratory network
Exch K; P Bray 1&2, P Olsen; EC;
pHH2O; OC; total N.
2. Vietnam Association of Testing Laboratories – VINALAB
Air dry content; pHH2O; OM; Total N, P, K
3. Food and Fertilizer Technology Center – FFTC
Exch K, Ca, Mg. P Bray1; pH; OC; Total N
PROFYCIENCY TEST SCHEMES
1. Quality Assurance and Testing Center 3
Cu; Zn; Cr; Pb; Cd; As

11. Thanks for your attention

12. PROFYCIENCY TEST SCHEMES FOR
Vietnam Soil laboratory Network
pHH2O; OC; total N; Available P Bray 2;
Available K

13. Thanks for your attention