Calibration Specification for Discharge Helium Ionization Detector Gas Chromatographs:

Calibration Specification for Discharge Helium Ionization Detector Gas Chromatographs JJF(Chuan)167

Instrument Calibration Parameters:

Detection Limit ≤10pg/s

GRG Metrology was established in 2002 and is a leading third-party metrology and testing listed company.

Focusing on industrial needs, GRG Metrology has expanded into new infrastructure, digital transformation, and industries related to daily necessities such as food, clothing, housing, and transportation. It provides comprehensive one-stop services for the upstream and downstream supply chains in strategic sectors including special equipment, aviation, integrated circuits, low-altitude economy, new energy, 5G communications, smart connected vehicles, software and information technology, and life sciences.

GRG Metrology's qualifications are at the industry-leading level, with the total number of CNAS-accredited projects ranking first in the industry for five consecutive years. It has CNAS accreditation for 45,053 parameters, CMA accreditation for 65,113 parameters, and CATL accreditation for 7,922 parameters.

GRG Metrology's headquarters and subsidiaries have received nearly 500 industry and social organization authoritative accreditations and honors, including 22 high-tech enterprises.