Each cylinder is labeled with a serial number and expiration date. The stability of each mix is guaranteed to the highest accuracy.
Each cylinder comes with a Certificate of Analysis with Traceability to N.I.S.T.
Portagas cylinders can be used for all of Industrial Scientific applications but do not contain the RFID tag typically attached to ISC cylinders. Manual input may be required if using Portagas Gas with I.S. docking stations.