| No |
Parameters |
Method |
Cost per sample |
Remarks |
| 1 |
pH |
Electrode |
$5.00 |
|
| 2 |
Total dissolved solids (TDS) |
Electrode |
$5.00 |
|
| 3 |
Electrical Conductivity |
Electrode |
$5.00 |
|
| 4 |
Salinity (ppt) |
Electrode |
$7.00 |
|
| 5 |
Particles size |
Hydrometer |
$10.00 |
|
| 6 |
Moisture (%) |
Gravimetric |
$5.00 |
|
| 7 |
Nitrogen (Nitrate) |
Spectrophotometer |
$9.00 |
|
| 8 |
Phosphorous (available) |
Spectrophotometer |
$9.00 |
|
| 9 |
Potassium |
Spectrophotometer |
$10.00 |
|
| 10 |
Calcium |
Titration |
$7.00 |
|
| 11 |
Magnesium |
Spectrophotometer |
$7.00 |
|
| 12 |
Oil and Grease |
Extraction |
$30.00 |
|
| 13 |
Arsenic (As) |
Digestion, Spectrophotometer |
$30.00 |
|
| 14 |
Chromium (Cr) |
Digestion, Spectrophotometer |
$30.00 |
|
| 15 |
Iron (Fe) |
Digestion, Spectrophotometer |
$30.00 |
|
| 16 |
Manganese (Mn) |
Digestion, Spectrophotometer |
$30.00 |
|
| 17 |
Cadmium (Cd) |
Digestion, Spectrophotometer |
$30.00 |
|
| 18 |
Lead (Pb) |
Digestion, Spectrophotometer |
$30.00 |
|
| 19 |
Copper (Cu) |
Digestion, Spectrophotometer |
$30.00 |
|
| 20 |
Zinc (Zn) |
Digestion, Spectrophotometer |
$30.00 |
|
| 21 |
Total Nitrogen |
Kjeldahl |
$15.00 |
|
| 22 |
Total Phosphorus |
Spectrophotometer |
$15.00 |
|