Reference Source

Liquefied compressed gases other than LP Gas · 2.5 · 3.37. Mass Flow Meters

For Liquefied compressed gases other than LP Gas · 2.5 · 3.37. Mass Flow Meters, device or commodity is Liquefied compressed gases other than LP Gas; accuracy class is 2.5; acceptance tolerance (new or newly repaired device) is 1.5 %; maintenance tolerance (device already in service) is 2.5 %; special test tolerance is 2.5 %, verified against its source on 2026-08-20.

Device or commodity
Liquefied compressed gases other than LP Gas verified
Accuracy class
2.5 verified
Acceptance tolerance (new or newly repaired device)
1.5 % verified
Maintenance tolerance (device already in service)
2.5 % verified
Special test tolerance
2.5 % verified
Handbook 44 section
3.37. Mass Flow Meters verified
Edition
2026 verified
Sourcenist.gov
Verified
Review by
DatasetHow far off a US fuel pump, LPG meter or EV charger is allowed to be (NIST Handbook 44)

What the source says

2.5 - Cryogenic liquid meters 1.5 % 2.5 % 2.5 % - Liquefied compressed gases other than LP Gas

nist.gov, retrieved 2026-08-20

Source

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.