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Methods & Procedures

SCAQMD provides specific procedural manuals for laboratory methods used to analyze ambient air samples and for source testing methods.  In addition, to help the regulated community and the public comply with the many requirements stipulated by regulation or policy.  A complete listing of SCAQMD’s guidelines and guidance documents is provided below:

DISCLAIMER:  The methods provided below may involve the use of hazardous materials, operations, and equipment.  They do not address safety problems associated with their use.  The user of these methods has the responsibility to know, consult, establish, and follow appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.  The mention of trade names or commercial products does not constitute endorsement or recommendation by the SCAQMD.

LABORATORY METHODS

The manual of "Laboratory Methods of Analysis for Enforcement Samples" can be viewed or downloaded in sections by clicking on the appropriate heading or method listed below. Note: all files are PDF format.

Numerically by Method Number

Alphabetically

300 Analysis of Asbestos in Bulk Materials

301 Identification of Particles by Microscopy

302 Distillation of Solvents from Paints, Coatings and Inks

303 Determination of Exempt Compounds

304 Determination of Volatile Organic Compounds VOC in Various Materials

305 Determination of Volatile Organic Compounds VOC in Aerosol Applications

306 Analysis of Pentanes in Expandable Styrene Polymers

307 Determination of Sulfur in Gaseous Matrix

308 Quantitation of Compounds by Gas Chromatography

309 Determination of Static Volatile Emissions

310 Determination of Perchloroethylene

311 Determination of Percent Metal by Spectrographic Method

312 Determination of Percent Monomer in Polyester Resin

313 Determination of Volatile Organic Compounds VOC by Gas Chromatography-Mass Spectrometry

314 Quantitation of Photochemically Reactive Compounds

315 Determination of Hydrogen Sulfide and Mercaptans in Oil and Sludge Samples

316A Determination of Volatile Organic Compounds VOC in Materials Used for Pipes and Fittings

316B Determination of Volatile Organic Compounds VOC in Adhesive containing Cyanoacrylates

317 Qualitative Analysis of Natural or Man-made Fiber Types

318 Determination of Weight Percent Elemental Metals in Coatings by X-Ray Diffraction

Analysis of

Determination of

Distillation of Solvents from Paints, Coatings and Inks

Identification of Particles by Microscopy

Qualitative Analysis of Natural or Man-made Fiber Types

Quantitation of


Source Test Methods

Chapter:  I  II   III  IV  V  VI  VII  VIII  IX  X

Chapter I - Introduction (PDF, 19kb)

Chapter II - Source Test Program Overview (PDF, 1,008kb)

Chapter III - Calibrations (PDF, 638kb)

Chapter IV - Determinations and Measurements Prior to Sampling
Velocity and Sample Traverse Points

Method 1.1 - Stacks Greater than or Equal to 12 in. Diameter (PDF, 138kb)
Method 1.2 - Stacks Less than 12 in. Diameter (PDF, 62kb)

Stack Gas Flow Rate
Method 2.1 - Stacks Greater than or Equal to 12 in. Diameter (PDF, 216kb)
Method 2.2 - Direct Measurement (PDF, 215kb)
Method 2.3 - Stacks Less than 12 in. Diameter (PDF, 60kb)

Stack Gas Density and Moisture
Method 3.1 - Molecular Weight and Excess Air (PDF, 86kb)
Method 4.1 - Moisture (PDF, 136kb)

Chapter V - Methods for Measurement of Criteria Pollutants
Determination of Particulate Matter Emissions

Method 5.1 - Wet Impingement (PDF, 195kb)
Method 5.2 - Heated Probe and Heated Filter (PDF, 89kb)
Method 5.3 - In-Stack Filter (PDF, 152kb)
Method 5.4 - Stack Less than 12 in. Diameter (PDF, 62kb)

Determination of Sulfur Compound Emissions
Method 6.1 - Sulfuric Acid and Sulfur Oxides (PDF, 117kb)
Method 6.2 - Hydrogen Sulfide (PDF, 53kb)

Determination of Other Gaseous Emissions
Method 7.1 - Nitrogen Oxides (PDF, 131kb)
Method 10.1 - Carbon Monoxide, Carbon Dioxide and Oxygen (PDF, 256kb)

Chapter VI - Methods for Measurement of Organic Emissions
Method 25.1 - Total Carbon Analysis using GC/NDIR (PDF, 824kb)
Method 25.3 - Low Concentration Non-Methane Non-Ethane Organic Compound from Clean Fueled Combustion Sources (PDF, 634kb)

Chapter VII - Instrumental Methods for Gaseous Emissions
Method 100.1 - Nitrogen Oxides, Sulfur Dioxide, Carbon Monoxide, Carbon Dioxide, and Oxygen (PDF, 325kb)

Chapter VIII - Methods for Measurement of Non-Criteria Pollutants
Method 12.1 - Lead (PDF, 90kb)
Method 101.1 - Mercury (PDF, 142kb)
Method 202.1 - Cyanide (PDF, 78kb)
Method 205.1 - Hexavalent Chromium and Total Chromium (PDF, 127kb)
Method 207.1 - Determination of Ammonia Emissions from Stationary Sources (PDF, 193kb)

Chapter IX - Source Specific Methods
Method 501.1 - Organic Liquid Loading and Storage (PDF, 83kb)

Chapter X - Non-Standard Methods and Technique (PDF, 1,167kb)


Source Test Protocols

Rule 1110.2  NOx, CO, and VOC Testing for Stationary Internal Combustion Engines (PDF, 105kb)

Rule 1111 NOx Compliance Testing for Natural Gas-Fired Central Furnaces (PDF, 574kb)

Rule 1121/1146.2 NOx Compliance Testing for Water Heaters & Small Boilers (PDF, 1.1MB)

Protocol for the Measurement of NOx, CO, and O2 from Sources Subject to Rules 1146 and 1146.1 (PDF, 102kb)

Rule 1174 Ignition Method Compliance Certification Protocol (PDF, 1.3MB)

Source Test Protocol for Determining Oxygen Corrected Pollutant Concentrations From Combustion Sources With High Stack Oxygen Content Based On Carbon Dioxide Emissions (PDF, 56kb)

Protocol for Determination of VOC Capture Efficiency (PDF, 138kb)

EPA Guideline for Determination of VOC Capture Efficiency (PDF, 45kb)

RECLAIM Large Source Protocol - Testing of Boilers Subject to a NOx Conc. Limit (PDF, 158kb)

RECLAIM Large Source Protocol - Testing of Furnaces Subject to a NOx Conc. Limit (PDF, 159kb)

RECLAIM Large Source Protocol - Testing of Heaters Subject to a NOx Conc. Limit (PDF, 159kb)

RECLAIM Large Source Protocol - Testing of ICEs Subject to a NOx Conc. Limit (PDF, 159kb)

Click here for the Laboratory Approval Program page.
Click here to download CEMS and Source Testing forms.








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