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Ventura(Headquarters)                                                                                    Bakersfield

Capco Analytical Services, Inc.                                                                          JH Biotech

1536 Eastman Ave. Suite B                                                                               250 Washington Street      

Ventura, CA 93003                                                                                             Bakersfield, CA 93307

Phone: (805) 644-1095; Fax: (805) 644-9947                                                 Phone:(661) 638-0210

Total Reduced Sulfur                       ASTM D6228
 This test method is used for the determination of Sulfur compounds in natural gas and gaseous fuels by gas chromatography (GC) with pulsed flame photometric detection (PFPD). Below is a complete list of Sulfur compounds that Capco Analytical Services, Inc. test for on a regular basis
Hydrogen Sulfide
 Carbonyl Sulfide
 Methyl Mercaptan
 Ethyl Mercaptan
 Dimethyl Sulfide

Source
 Sewer and Wastewater Treatment Facilities
Landfills
Petrochemical Refineries

Odorants of Liquid Propane
Pulp and Paper Mills

Composting Facilities

Live Stock Activity
Common Sulfur Compounds
 Hydrogen Sulfide, mercaptans, dimethyl sulfide
Hydrogen Sulfide
Hydrogen Sulfide, carbonyl sulfide, carbon disulfide
Ethyl mercaptan, dimethyl sulfide

Hydrogen sulfide, methyl mercaptan, dimethyl sulfide
Hydrogen sulfide, ethyl mercaptan, dimethyl sulfide, methyl mercaptan
Hydrogen sulfide,  dimethyl sulfide, carbonyl sulfide