• LIIP Admin. Bldg., LIIP, Mamplasan, Biñan, Laguna, Philippines

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Laboratory Services

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Stationary Source Emissions, Ambient Air, Industrial/ Occupational Hygiene, and Water and Wastewater Analyses

Laboratory analyses of air, WEM/IH/IAQ, and water samples applying US EPA, MASA, NIOSH, OSHA and SMEWW methods coupled with industry standard instrumentations and analytical techniques.

Emissions/Air/WEM/IH/IAQ/IEQ: Particulates, Gases, VOC (US EPA Methods 5, 6/8, 7, 10, IP10A/10B ; MASA Methods 801 / 401, 812 / 701, 817 / 406, 819 / 411, 117, 704A; NIOSH 0500, 0600, 3500)

Parameter Test Reference
Carbon Monoxide (C0) US EPA Method 10
Nitrogen Oxides (N0x) US EPA Method 7
Particulates US EPA Method 5
Sulfur Oxides (as SO2 ) US EPA Method 6/8

Parameter Test Reference
Amonia (NH3 ) MASA Method 401 (Indophenol Method)
Hydrogen Sulfide (H2S) MASA Method 701 (Methylene Blue Colorimetry Method)
Nitrogen Dioxide (NO2) NMASA Method 406 (Griess-Saltzman Method)
Sulfur Dioxide (SO2) 40 CFR Part 50, Appendix A-2 / MASA Method 704A (Pararosaniline Method)

Parameter Test Reference
Amonia(NH3) MASA Method 801 / 401 (Indophenol Method)
Formaldehyde(HCHO) MASA Method 117 (MBTH Colorimetric Method) / NIOSH 3500
Hydrogen Sulfide (H2S) MASA Method 821 / 701 (Methylene Blue Colorimetry Method)
Nitrogen Dioxide(NO2) MASA Method 817 /406 (Griess-Saltzman Method)
Ozone(O3) MASA Method 819 / 411 (NBKI Method)
Sulfur Dioxide(SO2) MASA Method 704A (Pararosaniline Method)
Total Nuisance Dust(TND) NIOSH 0500
Total Respirable Dust(TRD) NIOSH 0600

Parameter Test Reference
Formaldehyde(HCHO) MASA Method 117(MBTH Colorimetric Method) / NIOSH 3500
Respirable Suspended Particles(Total Respirable Dust, TRD) NIOSH 0600 [Adapted]
Particulate Matter 2.5 microns(PM2.5) SKC IP10A/10B

Parameter Test Reference
Color, Apparent & True SMEWW 2120 B (Visual Comparison Method)
pH SMEWW 4500-H+B (Electrometric Method) / US EPA Method 150.1
Temperature SMEWW 2550B(Thermometry)

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