Environmental



PCAS is accredited by the State of California's Department of Health Services (DOHS) under the Environmental Laboratory Accreditation Program (ELAP Certificate No. 1,829). PCAS provides a complete range of services under EPA regulations and strict quality controls for regulatory compliance.

Our integrated system of fully equipped laboratories analyzes a variety of sample matrices ranging from water to hazardous wastes. A list of typical testing and projects follows.




Typical Testing:


On-site water sampling:
Twenty four hours composite sampling of waste water, grab sampling.

Inorganic Chemistry:
Acidity, alkalinity, ammonia, biological Oxygen demand (BOD), Boron, bromide, Calcium, chemical Oxygen demand (COD), chloride, Chlorine residual, total conductivity, cyanide, dissolved Oxygen, fluoride, hardness, Kjeldahl Nitrogen, Magnesium, nitrate, nitrite, oil and grease, pH, phenols, phosphate, phosphorus, Potassium, TDS, TSS, VSI, silica, Sodium, sulfate, sulfide, sulfite, surfactants, tannin and lignin, total organic compounds (TOC), total organic halides, total recoverable petroleum hydrocarbons, turbidity.

Toxic Chemical Elements:
Aluminum, Antimony, Arsenic, asbestos, Barium, Beryllium, Cadmium, Chromium, Chromium (VI), Cobalt, Copper, Gold, Iridium, Iron, Lead, Manganese, Mercury, Molybdenum, Nickel, Palladium, Platinum, Rhodium, Selenium, Silver, Thallium, Tin, Titanium, Vanadium, Zinc.

Organic Chemistry:
Purgeable halocarbons, volatile organic compounds (VOC), semi-volatile organic compounds, total organic compounds (TOC).



Typical Projects:


• Self monitoring waste water discharge program.
• Drinking water and waste water treatment plants.
• Storm water testing.
• Air filters waste evaluation.
• Metal plating waste testing.
• Boiler water chemical analysis.
• Solid waste disposal evaluation.