ESS

ESS Laboratory provides the following Wet Chemistry tests:

PARAMETER	METHOD
Acidity	2310B
Alkalinity	2320B
Ammonia Nitrogen	350.1
Asbestos - bulk	PLM
Asbestos - soil	PLM
Biochemical Oxygen Demand (BOD)	5210B
Chemical Oxygen Demand	410.4
Chloride	4500Cl-E/300.0/9056/9250
Chlorine, Residual	4500Cl D,G
Chromium, Hexavalent - liquid	3500-Cr D
Chromium, Hexavalent - solid	7196
Conductivity (Specific Conductance)	120.1/2510B
Cyanide, Total	4500CN C,E/9014
Cyanide, Free	4500CN I
Cyanide, Amenable	4500CN C,E
Cyanide, PAC	MADEP
Dissolved Oxygen	4500 O C
Fluoride	300.0
Formaldehyde	8315
Hardness, Total	200.7/6010
Nitrogen, Nitrate	353.2
Nitrogen, Nitrite	353.2
Nitrogen, Nitrate/Nitrite	353.2
Oil and Grease - hexane extraction	1664
pH	150.1/4500 H+ B/9040/9041/9045
Phenols	420.1
Phosphate, Dissolved	365.3/365.1
Phosphate, ortho	365.3/365.1
Phosphorus, total	365.3/365.1
Salinity	2520B
Silica	HACH
Solides: Dissolved (TDS)	2540 C
Suspended (TSS)	2540 D
Total (TS)	2540 B
Volatile (TVS)	160.4
Settable Matter	2540 F
Specific Gravity	2710 F
Sulfate	4500 SO4 E/300.0/9038/9056
Sulfide - liquid	4500 S2 D/HACH
Sulfide - solid	9030
Surfactant (MBAS)	5540 C
Total Kjeldahl Nitrogen	351.1
Total Organic Carbon (TOC) - liquid	5310/9060
Total Organic Halide (TOX) - liquid	5320/9020
Turbidity	180.1

ESS Laboratory
185 Frances Avenue
Cranston, RI 02910

(401) 461-7181 (p)
(401) 461-4486 (f)
M - F, 8:00 am - 5:00 pm EST