CalGasOnline is an authorized distributor of GASCO, manufacturer of calibration gas.
GASCO's precision and quality is consistent with NIST standards.
3-Day Lead Times, many in stock.
Crowcon Equivalent Calibration Gas 50% LEL methane, 25 ppm hydrogen sulfide, 19% oxygen Balance nitrogen 58L Liter cylinder (Made by Gasco)
For inquiries relating to potential partnerships or joint venture ideas, send an email to sales_calgasonline@GasDetectorsUSA.com or call us at 281-643-0080.