Environmental Analysis & Research Solutions in Pakistan
Analytical and sample-preparation solutions for water, wastewater, air quality, emissions, soil, sediment, pesticide residues, emerging contaminants and environmental research.
CWTC supports environmental laboratories, universities, industrial quality teams, wastewater facilities and research groups with technologies covering ion chromatography, titration, voltammetry, combustion IC, air monitoring, extraction, evaporation, concentration and general laboratory infrastructure.

Environmental Analysis by Application Area
From routine compliance-oriented measurements to university research, environmental analysis often combines sample preparation with several complementary analytical techniques. Select the application area closest to your work.

Water & Wastewater
Routine and advanced analysis for drinking water, groundwater, surface water, industrial effluent and wastewater.
- Inorganic anions and cations by IC
- Alkalinity, hardness, chloride and COD-related titration
- pH, conductivity and ion-selective measurement
- Selected trace metals by voltammetry

Pesticides & Organic Pollutants
Extraction and concentration workflows for pesticide residues, POPs and environmental contaminants before instrumental analysis.
- Pressurized and classical solvent extraction
- Parallel evaporation and concentration
- Glyphosate and AMPA research by IC
- Preparation before GC, HPLC or MS

Air Quality & Emissions
Continuous monitoring and laboratory analysis of atmospheric gases, aerosols, filters and emission collection solutions.
- MARGA for inorganic gases and aerosol species
- PILS / filter extracts followed by IC
- Halide-containing emission samples

Soil & Sediment
Sample preparation and analytical workflows for contaminants, nutrients and research in solid environmental matrices.
- POPs, PAHs, PCBs and pesticide extraction
- Aqueous extracts by ion chromatography
- Freeze drying and stabilization where required

PFAS & Emerging Contaminants
Advanced screening and research workflows for persistent contaminants and organically bound halogens.
- AOF screening by Combustion IC
- AOX, AOCl, AOBr and AOI applications
- U.S. EPA Method 1621 workflow

Environmental Research
Flexible instrumentation for universities and research groups studying complex environmental systems or developing new methods.
- Water, soil and air research
- Advanced IC and electrochemical studies
- Extraction, concentration and sample preparation
Ion Chromatography, Titration & Voltammetry for Environmental Analysis
Metrohm environmental analysis spans water, wastewater, soil extracts and research samples. Ion chromatography covers inorganic anions and cations and established EPA-oriented workflows; titration supports routine water chemistry; voltammetry addresses selected trace metals; and electrochemical meters provide the core pH, conductivity and ion measurements used throughout environmental laboratories.

940 Professional IC Vario
Flexible ion chromatography for chloride, fluoride, bromide, nitrate, nitrite, phosphate, sulfate, cations and other method-dependent species in water, wastewater and environmental extracts. Suitable workflows include EPA Method 300.0 and SW-846 Method 9056A, with advanced sample preparation available for more difficult matrices.

Automated Titration
Routine water and wastewater chemistry including alkalinity, acidity, hardness, chloride and COD-related titration workflows where specified by the applicable method.
Explore Titration Solutions →
Professional Voltammetry
Sensitive determination of selected trace metals and electroactive species in water and environmental samples, including applications for Cd, Pb, Cu, Zn, Ni, Co and other method-dependent analytes. Portable VA options can also support selected field-monitoring studies.
View Voltammetry Solutions →
pH, Conductivity & Ions
Routine pH, conductivity and ion-selective measurements for water, wastewater, soil extracts, field samples and university environmental laboratories.
Explore pH & Conductivity →Environmental Sample Preparation: Extraction, Evaporation & Concentration
Environmental contaminant analysis frequently begins before the detector. BÜCHI workflows support extraction and concentration of pesticides, persistent organic pollutants and other contaminants from soil, sediment, air filters, waste and related matrices.
SpeedExtractor E-914 / E-916
Pressurized solvent extraction for environmental samples, including contaminants and residues in solid and semi-solid matrices.
View SpeedExtractor →
UniversalExtractor E-800
Flexible Soxhlet and related extraction modes for environmental contaminants in soil, sediment, air filters, waste and other matrices.
View UniversalExtractor →
SyncorePlus
Parallel evaporation and concentration to defined residual volumes for pre-analytical environmental workflows.
View SyncorePlus →
Multivapor P-6 / P-12
Parallel evaporation for multiple environmental extracts, supporting higher-throughput sample concentration.
View Multivapor →
Rotavapor R-300
Rotary evaporation for solvent removal and concentration during environmental sample-preparation workflows.
View Rotavapor R-300 →
Lyovapor
Freeze drying for sample stabilization and preparation where environmental research protocols require controlled drying.
View Lyovapor →From Ambient Air Monitoring to Filter and Emission Sample Analysis
Air-quality research can combine continuous monitoring with laboratory analysis of collected aerosols, filters and emission solutions. Metrohm solutions extend ion chromatography into atmospheric and emissions applications.

MARGA
Online monitoring of water-soluble inorganic gases and aerosol components for ambient air-quality and atmospheric research.
View MARGA →
IC for Aerosols & Filter Extracts
Determination of water-soluble inorganic ions from particulate, aerosol, filter and collection-solution samples.
Read PILS-IC Application →
Halogens & Emissions by IC
IC-based workflows support analysis of halide-containing emission collection solutions and advanced halogen applications.
Read Air Monitoring Brochure →
PFAS Screening, AOF & Combustion Ion Chromatography
Combustion Ion Chromatography extends environmental ion analysis to organofluorine and organically bound halogen screening. For PFAS-related monitoring, adsorbable organic fluorine (AOF) can be determined as a non-targeted sum parameter using adsorption, combustion and subsequent fluoride determination by ion chromatography.
Metrohm documents AOF analysis in aqueous matrices according to U.S. EPA Method 1621. The same CIC platform can also support AOX and related halogen/sulfur applications.
EPA 1621 / AOF Application Note →
Nitrogen Determination & Research Sample Preparation
Environmental laboratories may also require Kjeldahl / steam-distillation workflows for nitrogen-related methods and flexible preparation of research samples.

BÜCHI Kjel Line
Kjeldahl digestion and steam-distillation workflows for nitrogen determination in applicable water, wastewater, soil and environmental methods.
View Kjel Line →
Freeze Drying
Controlled drying and stabilization for research samples prior to extraction, storage or further environmental analysis.
Explore Lyovapor →
Research Sample Concentration
Parallel sample concentration supports high-throughput environmental studies including pesticide, POP and PFAS-related preparation workflows.
Explore SyncorePlus →Environmental Methods Supported by the Analytical Techniques
Environmental methods are technique- and matrix-specific. The examples below show where ion chromatography and related workflows appear in established EPA methods.
EPA Method 300.0 — Inorganic Anions by Ion Chromatography
Applicable matrices include drinking water, surface water, groundwater, mixed domestic and industrial wastewater, reagent water and selected extracts/leachates.
SW-846 Method 9056A — Inorganic Anions by IC
Sequential determination of chloride, fluoride, bromide, nitrate, nitrite, phosphate and sulfate in aqueous samples including wastewater and aqueous extracts of solids.
SW-846 Method 9057 — Emission Sampling Solutions
Determination of chloride from HCl / Cl₂ emission sampling trains by anion chromatography.
U.S. EPA Method 1621 — AOF / PFAS Screening
Non-targeted screening of organofluorine in aqueous matrices using adsorption, combustion and ion-chromatographic fluorine determination.
Method suitability must be checked against the exact current standard, sample matrix, detection requirement, sample-preparation instructions and quality-control requirements. Instrument availability alone does not establish method compliance.
General Equipment for Environmental Laboratories
Environmental testing and research also depend on controlled laboratory water, reliable electrochemical measurements, temperature control and quality laboratory ware.

ELGA LabWater
Purified and ultrapure water for standards, reagents, blanks, dilutions and analytical instrumentation.
Laboratory Water Solutions →
pH & Conductivity
Routine electrochemical measurements for water, wastewater, soil extracts and environmental research.
pH & Conductivity Solutions →
JULABO Temperature Control
Water baths, circulators and chillers for sample conditioning, research workflows and temperature-controlled methods.
Temperature Control Solutions →
Laboratory Glassware
IWAKI borosilicate and volumetric glassware for sample preparation, standards, titration and routine analysis.
Explore IWAKI Glassware →Solutions for Testing, Monitoring & Research
The same analytical platform can serve very different environmental objectives. CWTC can help configure the workflow around the actual matrix, parameter, throughput and research or compliance requirement.
Universities & Research Institutes
Flexible platforms for environmental chemistry, water research, atmospheric studies, soil science, contaminant research and postgraduate method development.
Water & Wastewater Laboratories
Routine ionic analysis, titration, pH/conductivity and trace-metal workflows for treatment plants, ETPs and water-quality laboratories.
Government & Regulatory Laboratories
Analytical systems suitable for standardized environmental methods, monitoring programs and reference laboratory workflows.
Industrial Environmental & HSE Labs
Effluent, process water, wastewater and emissions-related testing around industrial environmental-control programs.
Environmental Consultants
Laboratory and portable technologies for project-based monitoring, field studies, environmental assessment and contract analysis.
Air Quality & Atmospheric Research
Continuous gas/aerosol monitoring, particulate ion analysis and atmospheric sample workflows for research and monitoring networks.
Environmental Analysis FAQs
Common questions about environmental ion chromatography, sample preparation, PFAS screening, trace metals, air monitoring and laboratory setup.
What environmental applications can CWTC support?
Which technique is used to measure inorganic anions in water and wastewater?
Can Metrohm ion chromatography be used for EPA environmental methods?
Can ion chromatography be used for glyphosate analysis?
How can trace heavy metals be measured in environmental water samples?
What is AOF and how is it related to PFAS?
Does Combustion IC identify individual PFAS compounds?
How is ion chromatography used in air-quality research?
Which equipment is useful for pesticide and persistent organic pollutant sample preparation?
What equipment is useful for soil and sediment environmental research?
Can CWTC support university environmental science and research departments?
Can CWTC provide general laboratory equipment alongside environmental analyzers?
Environmental Analysis Resources
Technical brochures and application resources covering environmental analysis, air monitoring, combustion IC, PFAS screening, extraction and sample concentration.
Metrohm Environmental Analysis
Metrohm Environmental Analysis — Water, Soil & Air → Metrohm Air Monitoring → Analysis of Airborne Particles Using PILS + IC → Portable Voltammetry for Trace Heavy-Metal Analysis →Planning an Environmental Testing or Research Laboratory?
Tell us the sample matrix, parameters, applicable method or research objective and expected throughput. CWTC can help identify the analytical technique, sample-preparation workflow and supporting laboratory equipment required for the application.
Discuss Your Environmental Application