1. Purity: 99.9%, 99.995%, 99.999% ,99.9999% 2. Packing: by 40L helim cylinder

industrial high purity 99.999% gas helium with cylinder1. Purity: 99.9%, 99.995%, 99.999%,99.9999%2. Packing: by 40L helim cylinder

industrial high purity 99.999% gas helium with cylinder

Purity: 99.9%, 99.995%, 99.999%,99.9999%

High Puirty Helium