Picarro G2210-i

Real-time analyzer for δ¹³CH₄ and C₂H₆-to-CH₄ ratio measurements. Designed for methane emissions source attribution in field and laboratory settings. Compact, portable, and precise with minimal drift.

• Status: Active
• Country: USA
• Isotopic: Yes
• Type of measurable elements: Light stable isotopes (C, N, S, O, H)
• Measurable isotopes/elements: δ¹³CH₄ and C₂H₆-to-CH₄ ratio
• Precision : δ¹³CH₄: ±0.5–1.0‰; CH₄: <0.1 ppb; C₂H₆: <1 ppb; CO₂: ±200 ppb; H₂O: ±100 ppm (5-min averages)
• Drift : Negligible; designed for long-term field deployment with minimal calibration
• Measurement range : CH₄: 1.5–30 ppm; C₂H₆: 0–100 ppm; CO₂: 300–2000 ppm; δ¹³CH₄: 2–30 ppm
• Measurement rate : Mode 1: ~1 Hz (CH₄, C₂H₆, δ¹³CH₄); Mode 2: ~1.5 Hz (CH₄, C₂H₆ only)
• Probed volume: Small cavity (35 mL) with ~40 sccm sample flow
• Throughput : Not applicable for discrete sampling
• Laser : Tunable diode laser for cavity ring-down spectroscopy
• Power Requirements and Consumption : 100–240 VAC, 47–63 Hz; <375 W start-up; 120 W steady-state (analyzer), 150 W (pump)
• Environmental requirements : Operating temperature: +15 to 35°C; Humidity: <85% RH non-condensing
• Dimensions and Weight: Analyzer: 43 cm W × 46 cm D × 18 cm H; Weight: 21.3 kg (analyzer), 6.5 kg (external pump)