QUALIFIED AGENCY

Authorized Inspection Agency

RIGAS, ISO 17025, 17034 Certified Company, is an official certification body of the standard gas designated by Korean government.

List of public inspection by RIGAS cmol/mol=%(mol/mol)

Component Inspection scope Shelf Life (month)
HCI in N2 (5 ~ 200) μmol/mol 6
NO in N2 (4 ~ 100) μmol/mol 6
(100 ~ 5 000) μmol/mol 12
SO2 in N2 (5 ~ 100) μmol/mol 6
(100 ~ 5 000) μmol/mol 12
CO in N2 (5 ~ 100) μmol/mol 6
(0.01 ~ 10) cmol/mol 12
Component Inspection scope Shelf Life (month)
CO2 in N2 (0.027 ~ 25) cmol/mol 12
O2 in N2 (0.1 ~ 25) cmol/mol 12
CH4 in N2 or Air (1 ~ 10) μmol/mol 6
(0.001 ~ 5) cmol/mol 12
C3H8 in N2 or Air (1 ~ 10) μmol/mol 6
(0.001 ~ 10) cmol/mol 12
NO2 in N2 (10 ~ 100) μmol/mol 6
(500 ~ 2000) μmol/mol 12