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| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Regional Classification | Domestic (China-made) |
| Model | TH-300W |
| Pricing | Upon Request |
| Detection Principle | Flame Ionization Detector (FID) and Electron Capture Detector (ECD) |
| Instrument Type | Online Continuous Analyzer |
| Typical Configuration | Multi-component VOC & Greenhouse Gas Analyzer |
| Sampling Method | Pressurized Loop Injection with Automated Valving |
| Brand | Cerex |
|---|---|
| Origin | USA |
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | Open Path-FTIR |
| Detection Principle | Fourier Transform Infrared (FTIR) Spectroscopy |
| Instrument Type | Online Continuous Emission Monitor |
| Typical Configuration | Multi-Gas VOC & HAPs Analyzer |
| Detection Range | 0–100 ppb (gas-dependent) |
| Spectral Resolution | 0.05–0.5 cm⁻¹ (not nm — corrected per FTIR standard) |
| Accuracy | ±1–3% of reading |
| Response Time | 1 Hz (1 spectrum per second) |
| Detector | Liquid-Nitrogen-Free Stirling-Cooled MCT |
| Cooling System | Integrated Stirling Cryocooler (MTBF ≥20,000 hrs) |
| Consumables | IR Source & Cryocooler (replacement interval: every 3 years) |
| Gas Coverage | >385 gases, including 100+ EPA-listed Hazardous Air Pollutants (HAPs), acids, aldehydes, aromatics, CFCs, greenhouse gases, hydrocarbons, and combustion byproducts |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-360 Mobile Ambient Air VOC Monitoring System (PTR-MS) |
| Pricing | Upon Request |
| Detection Principle | Proton Transfer Reaction Mass Spectrometry (PTR-MS) |
| Ionization Sources | Dual-mode — H₃O⁺ chemical ionization and Electron Impact (EI) |
| Mass Range | 0.4–510 u |
| Target Analytes | Methanol, Formaldehyde, Formic Acid, Ammonia, Hydrogen Sulfide, and other C₁–C₂₀ volatile organic compounds & odorants |
| Sampling | Direct ambient air intake, no preconcentration membrane |
| Data Output | Real-time concentration quantification, georeferenced mapping, automated background subtraction, regulatory threshold comparison (HJ 1010–2018) |
| Compliance Reference | HJ 1010–2018 “Technical Requirements and Test Methods for Continuous Ambient Air VOC Monitoring Systems Using Gas Chromatography” |
| Brand | Xonteck |
|---|---|
| Origin | USA |
| Model | 901 |
| Instrument Type | Portable Automated Canister Sampling System |
| Compliance | EPA TO-14A & TO-15 |
| Max Canister Capacity | 16 (optional) |
| Flow Control | Porter 201 Mass Flow Controller (0–20 / 0–50 / 0–100 sccm, ±1% FS linearity & accuracy) |
| Display | 5.7" TFT color touchscreen (320 × 240 px, white LED backlight) |
| Internal Pump | AD B161 stainless steel diaphragm pump (max vacuum: 23.0" Hg |
| max flow | 7.6 L/min) |
| Pressure Sensing | Digital sensors for canister (−30" Hg to +30 psig, 0.1" Hg / 0.1 psig res.) and pump (0–30 psig, 0.1 psig res.) |
| Pressure Regulation | Swagelok SS regulator (3–50 psig / 0.21–3.5 bar) |
| Temperature Control | Integrated 100 W silicone heater with Honeywell RTD (−40 °C to +150 °C) |
| Enclosure Material | Stainless steel, PTFE, Viton® wetted surfaces |
| Power | 115 V/60 Hz or 220 V/50 Hz (selectable) |
| Dimensions | 7" H × 19" W × 13" D |
| Weight | 9.07 kg (20 lbs) |
| Communication | RS-232, Ethernet, optional 2400-baud modem |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-305 VOCs Hydrogen Generator |
| Hydrogen Purity | ≥99.999% |
| Flow Rate Range | 0–300 mL/min |
| Output Control | Automatic Flow Tracking & Electrolyzer Power Modulation |
| Display | LCD with Real-time Parameter Monitoring |
| Safety Protections | Overpressure, Overtemperature, Low-Water, and High-Water Level Interlocks |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Dimensions | 360 × 280 × 520 mm |
| Weight | ~22 kg |
| Compliance | CE-marked (per EN 61000-6-3/6-4, EN 61010-1), Designed for GLP-Compatible Lab Environments |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-300L |
| Detection Principle | Gas Chromatography–Flame Ionization Detection–Mass Spectrometry (GC-FID-MS) |
| Instrument Type | Online Analyzer |
| Typical Configuration | Integrated VOC Speciation Analyzer |
| Sampling Method | Programmable Interval-Based Whole-Air Sampling with Cryogenic Preconcentration |
| Detection Range | 0–50 nmol/mol (pptv-level) |
| Accuracy | ±10% of Reading |
| Compliance Standard | HJ 1010–2018 |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-303 Online Dynamic Dilution System |
| Gas Channels | 4 (1 diluent + 3 standard gases) |
| Flow Control | 4 independent mass flow controllers (MFCs) |
| Interface | LCD touchscreen with local/remote control capability |
| Communication Protocol | RS-485 or Ethernet (Modbus TCP/RTU supported) |
| Safety Feature | Real-time heartbeat monitoring with automatic gas shutoff upon communication failure |
| Expandability | Modular design supports additional gas channels |
| Integration | Designed for seamless integration with Tianhong TH-300B calibration and reference gas delivery platform |
| Compliance | Engineered to support EPA Method TO-14A/TO-15, ASTM D6196, and ISO 16017-1 workflows |
| Brand | Cerex |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | Open Path UV-DOAS |
| Detection Principle | Ultraviolet Differential Optical Absorption Spectroscopy (UV-DOAS) |
| Instrument Type | Online Continuous Emission Monitor |
| Typical Configuration | Multi-Component VOC & Inorganic Gas Analyzer |
| Detection Range | 0.1–10 ppb (gas-dependent) |
| Resolution | 0.1 ppb |
| Accuracy | ±0.1% of full scale |
| Response Time | <1 s |
| Optical Path Length | 0–2000 m |
| Compliance | ASTM D6348, ISO 12039, EN 15267-3 (configurable), US EPA Method TO-14/TO-15 compatible (with optional calibration gas manifold) |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-318 Ambient Air TVOC Online Monitoring System |
| Price Range | USD 5,600 – 8,400 (FOB) |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Manufacture | China |
| Model | TH-307 VOCs Zero Air Generator |
| Price Range | USD 2,800 – 4,200 |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Product Category | Domestic |
| Model | TH-303 Offline Dynamic Dilution System |
| Price Range | USD 16,800 – 25,200 (based on exchange rate ~¥120,000–¥180,000) |
| Dilution Ratio | Up to 1:1500 (minimum achievable concentration dependent on source gas purity and flow stability) |
| Output Pressure | Up to 35 psi (gauge) without external booster |
| Gas Pathways | 3 independent MFC-controlled channels |
| Control Interface | LCD touchscreen with parameter-driven dilution logic |
| Compliance Reference | HJ 759–2015 — Ambient Air—Determination of Volatile Organic Compounds (VOCs) by Canister Sampling Coupled with GC-MS |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | X-Can Series |
| Pricing | Available Upon Request |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-2020 Atmospheric PANs Online Monitoring System |
| Price Range | USD 110,000 – 205,000 |
| Detection Principle | Gas Chromatography with Electron Capture Detection (GC-ECD) |
| Calibration Method | On-site Photochemical Synthesis of PAN Standard Gas |
| Detection Limit | ≤ 50 ppt (PAN) |
| Analysis Cycle | ≤ 5 min |
| Temperature Control | TEC-cooled column oven down to 5 °C |
| Carrier Gas Control | Electronic Pressure Control (EPC) |
| Calibration Accuracy | ±1% F.S. (MFCs) |
| PAN Generation Efficiency | >96% |
| Compliance | DB35/T 1521–2015, JJG 1055–2009 |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-300B/H |
| Detection Principle | Gas Chromatography–Mass Spectrometry (GC-MS) with Flame Ionization Detection (FID) |
| Instrument Type | Online Analytical System |
| Typical Configuration | Integrated VOC Speciation Analyzer |
| Sampling Method | Active Whole-Air Sampling with Cryogenic Preconcentration |
| Detection Range | 0–50 nmol/mol (ppbv) |
| Accuracy | ±10% of Reading |
| Compliance Standard | HJ 1010–2018 |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-300L (I / II / III) VOC Pre-concentrator |
| Cooling Temperature Range | -190 °C (adjustable) for trapping |
| Water Removal Temperature | -60 °C (adjustable) |
| Compliance | HJ 1010–2018, HJ 759–2015 |
| Sample Interface | Universal GC/GC-MS compatible |
| Detection Compatibility | FID, FPD, ECD, MS |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-300F Online Ambient Air VOC Monitoring System (ODS/HFC) |
| Sampling Method | Negative-Pressure Cryogenic Preconcentration |
| Detection Principle | Gas Chromatography–Mass Spectrometry (GC-MS) |
| Enrichment Temperature Range | –190 °C to –40 °C (adjustable) |
| Water Removal Temperature Range | –60 °C to 0 °C (adjustable) |
| Minimum Sampling Duration | ≥30 min |
| Typical LOD | <0.3 ppt (for most target compounds) |
| Precision (RSD at 50 ppt) | ≤2% |
| Target Analytes | 36 ODS and HFC compounds (e.g., CFC-11, CFC-12, HCFC-22, HFC-134a, HFC-152a, Halon-1211, etc.) |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-300C Continuous Ambient Air Non-Methane Hydrocarbons (NMHC) Monitoring System |
| Detection Principle | Cryogenic Preconcentration + Thermal Desorption + Flame Ionization Detection (FID) |
| Compliance Standard | HJC-ZY84-2020 |
| Calibration | Automated Dynamic Dilution Calibrator |
| Sample Introduction | Direct Ambient Air Intake (No Adsorbent Trap) |
| Measurement Range | 0–10 ppmv (as Carbon, adjustable via dilution) |
| Detection Limit | <50 ppbv (as Carbon, 3σ) |
| Analysis Cycle | ≤5 min per measurement |
| Operating Temperature Range | 5–35 °C |
| Power Supply | 220 VAC ±10%, 50 Hz |
| Origin | USA |
|---|---|
| Manufacturer Type | Authorized Distributor |
| Origin Category | Imported |
| Model | 912 |
| Pricing | Upon Request |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-852 |
| Pricing | Available Upon Request |
| Measurement Principle | Extractive FTIR Spectroscopy |
| Spectral Range | 2.5–12 µm |
| Target Analytes | >300 IR-active compounds including VOCs and HAPs |
| Response Time | <1 s per spectrum |
| Compliance | EPA Method 300, JJG 700–1999 |
| Brand | Tianhong |
|---|---|
| Model | TH-300B/H/L/G |
| Origin | Hubei, China |
| Detection Principle | Cryogenic Preconcentration + Dual-FID GC |
| Target Analytes | 57 PAMS Compounds |
| Sampling Interval | ≥30 min |
| Cryogenic Trapping Temperature | Adjustable down to −190 °C |
| Water Removal Temperature | Adjustable down to −60 °C |
| Compliance | HJ 1010–2018 |
| Detector Options | FID (standard), FPD (for sulfur compounds), ECD (for halocarbons) |
| Application Scope | Ambient air monitoring stations, residential zones, scenic areas, industrial parks |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-309 Formaldehyde Online Ambient Air Monitor |
| Detection Principle | Acetylacetone Colorimetric Method (UV-Vis at 413 nm) |
| Measurement Range | 0–5 mg/m³ (configurable) |
| Detection Limit | ≤0.01 mg/m³ |
| Sampling Flow Rate | 0.5–2.0 L/min |
| Operating Temperature | 0–40 °C |
| Relative Humidity | ≤90% RH (non-condensing) |
| Power Supply | AC 220 V ±10%, 50 Hz |
| Data Storage | ≥6 months (internal flash memory, power-loss resistant) |
| Compliance | GB/T 15516–1995 |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Model | TH-302B Sampling Canister Cleaning System |
| Vacuum Performance | ≤50 mtorr (base pressure), 100 L/min free-air displacement |
| Capacity | Simultaneous cleaning of up to 4 × 15 L canisters (expandable to 8) |
| Display | 7-inch capacitive touchscreen interface |
| Construction Materials | SS316 and PTFE throughout gas path (valves, fittings, tubing) |
| Compliance | Designed per HJ 759–2015 “Determination of Volatile Organic Compounds in Ambient Air — Canister Sampling GC-MS Method” |
| Brand | Tianhong |
|---|---|
| Origin | Hubei, China |
| Manufacturer Type | Authorized Distributor |
| Country of Origin | China |
| Model | TH-830 Fixed Source VOC Online Monitoring System (Gas Chromatography-Based) |
| Price Range | USD 25,000 – 39,000 |
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