RKI Instruments 81-0101RK-03 Methane 50% LEL Calibration Gas - 2.5% vol. (CH4)

• RKI Instruments equivalent 2.5% vol. Methane 50% LEL (CH4) span gas cylinder used to calibrate RKI gas detection equipment with methane 50% lel gas sensors.
• Fully compatible with RKI Instruments gas detectors requiring 2.5% vol. methane 50% lel with balance 17% o2 in nitrogen.
• Precision blended and inspected to industry standards - National Institute of Standards and Technology (NIST) traceable and certified.
• Made in the USA by GASCO, ISO 9001:2008 Certified.

Contact us for custom methane 50% lel calibration gas mixtures.

Subject to hazardous materials shipping requirements.