1. Type of Notice: This is a SOURCES SOUGHT NOTICE ONLY. This is NOT a solicitation for proposals or quotes and does not obligate the Government to award a contract. This notice is for informational and planning purposes only and shall not be construed as a solicitation or an obligation or commitment by the Government, nor is it a Request for Proposal (RFQ) at this time. Responses to this Notice must be in writing.
2. Purpose: The purpose of this Sources Sought Notice is to conduct market research to determine, in particular; the capability of sam.gov registered Small Business entities to provide the commercial supply described below. ARS will accept responses from ALL socioeconomic categories in order to gain a more complete understanding of the market for these supplies.
3. Requirement Description:
3.1. Requirement Location: See Place of Performance above.
3.2. The USDA-ARS has a need for a Trace Gas Analyzer.
1.0 Specifications Description:
Measurement Technique: OF-CEAS (Optical Feedback – Cavity Enhanced Absorption Spectroscopy)
Measurement Rate: 1 sample per second (1 Hz)
Optical Cavity Volume: 6.41 cm3
Flow Rate:
250 sccm nominally in Standard Configuration
150 sccm nominally in High Altitude Configuration
70 sccm nominally in Reduced Flow Rate Configuration with installed kit
Total Weight: 10.5 kg (including batteries)
Case Dimensions: 51 cm × 33 cm × 18 cm (L × W × H)
Operating Temperature Range: -25 °C to 45 °C (without solar load, under normal operating conditions)
Operating Humidity Range: 0 to 85% RH (non-condensing, without solar load, under normal operating conditions)
Sample Line Humidity Range: 0 to 99.9% non-condensing
Operating Pressure Range:
70 to 110 kPa in Standard and Reduced Flow Rate Configurations
50 to 110 kPa in High Altitude Configuration
Connectivity: Ethernet and Wi-Fi (not available in some countries)
Wi-Fi Compatibility: 2.4 GHz, 802.11 a/b/g/n/ac
Power Consumption:
Steady State Operation: 22 Watts at 25 °C without batteries charging
Warmup: Up to 65 W without batteries charging; up to 100 W with batteries charging
Off: Up to 2.3 W when powered from pins 3 and 4 without batteries charging; up to 0.2 W when powered from pins 1 and 5 without batteries charging
Power Supply Requirements:
Pins 1 and 5 (24 VDC Input): Minimum 6 A at 24 V
Pins 3 and 4 (10.5 to 33 VDC Input): Minimum 14 A at 10.5 VDC; 6 A at 24 VDC
Power Supply: Universal Power Adapter (Input: 100 to 240 VAC, 50-60 Hz; Output: 24 VDC)
Battery Life: 8 hours typical with 2 batteries
LI-COR 7820
Quantity: 1
Unit Type: Each
Minimum Requirements: High-precision N2O analyzer that is portable for use in soil flux measurements and atmospheric monitoring.
Analyzer T-Split Tubing 9982-073
Quantity: 1
Unit Type: Each
Minimum Requirements: Use LI-7820 with both the LI-780 and Smart Chamber at the same time
Incidental Services:
3-year Service agreement to include: free replacement or extensive damage, water damage coverage, impact damage coverage, voltage damage coverage, defective parts coverage, priority service, free shipping from Li-Cor to customer, free calibration, free cavity replacements for trace gas analyzers
Additional Requirements
Warranty against manufacturing defects.
