Soil Analysis

Plant Tissue Analysis

Water Analysis


Fertilizer, Compost & Manure

Water Analysis Methods Used at Best-Test Analytical Services

Parameter

Units Reported

EPA/SM Methods

pH

Unit

150.1

Specific Conductance

dS/m (mmhos/cm)

120.1

Magnesium (Mg)

mg/L & meq/L

215.1

Potassium (K)

mg/L & meq/L

242.1

Sodium (Na)

mg/L & meq/L

258.1

Carbonate (CO3)

mg/L & meq/L

310.1

Bicarbonate (HCO3)

mg/L & meq/L

310.1

Total Sulfur

mg/L

SM 3030 I + 375.4 MOD

Sulfate-Sulfur (SO4-S)

mg/L & meq/L

375.4 MOD

Sulfide-Sulfur (H2S)

mg/L & meq/L

376.1

Chloride (Cl)

mg/L & meq/L

SM 4500-Cl C.

Boron (B)

mg/L & meq/L

SM 4500-B B.

Total Phosphorus (P)

mg/L

SM 3030 I + 4500-P D.

Orthophosphate-Phosphorus (PO4-P)

mg/L & meq/L

SM 4500 -P D.

Nitrate-Nitrogen (NO3-N)

mg/L & meq/L

SM 418 D 14th ed.

Nitrite-Nitrogen (NO2-N)

mg/L & meq/L

354.1

Ammonia-Nitrogen (NH3N)

mg/L & meq/L

350.1(mod) or 350.2

Total Kjeldahl Nitrogen (TKN)

mg/L

351.3

Total Hardness as CaCO3

mg/L

215.1+242.1

Total Alkalinity as CaCO3

mg/L

310.1

Silica (SiO2)

mg/L

370.1

Filterable Residue (TDS)

mg/L

160.1

Non-Filterable Residue (TSS)

mg/L

160.2

-Total Residue
mg/L
160.3
-Ash Residue
mg/L
-Volatile Residue
mg/L
160.4
-Settleable Matter
mg/L
160.5
Chemical Oxygen Demand (COD)
mg/L
410.1/410.2
Biochemical Oxygen Demand (BOD)
mg/L
405.1
Dissolved Oxygen (O2)
mg/L
360.1
Oil & Grease
mg/L
413.1
Zinc
mg/L
289.1
Manganese
mg/L
243.1
Copper
mg/L
220.1
Iron
mg/L
236.1
Lead
mg/L
239.1
Chromium
mg/L
218.1
Cobalt
mg/L
219.1
Nickel
mg/L
249.1


tractor

watermain