It is possible this term is a highly specific niche project, a misspelled version of a different tool, or a private utility. Based on the components of the name, here are the most likely areas of connection:
If you encountered "aschemaletube portable" on a , do not use the item until you confirm its exact identity. Unidentified portable tubes could contain pressurized gas, biological material, or hazardous chemicals. aschemaletube portable