We offer many more Refrigerant Calibration Span Gas Mixtures upon request. Request a Quote for a product and we will provide a Price and create a Part Number for future purchases. 

Current Blend time on R401A Refrigerant Calibration Test Gas is 20-25 business Days

Calibration Refrigerant Gas is intended for use in Calibrating Refrigerant Gas Detection Equipment Only. NOT INTENDED FOR CHARGING AIR CONDITIONING EQUIPMENT