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JJF 1221-2025 Active
JJF 1221-2025 Calibration Specification for Chassis Dynamometers of Automobile Emissions Testing
Abstract
This standard applies to the calibration of chassis dynamometers used for detecting exhaust pollutants from vehicles under steady-state operating conditions, simple transient operating conditions, and loading and deceleration operating conditions.
General Product Information
| Document Type | National Metrology Technical Specifications JJF |
|---|---|
| Standard Status | Active |
| Standard Code | JJF 1221-2025 |
| Implement Date | 2026-03-08 |
Price
$ 49.00
Subtotal
$ 49.00
Tax
$ 0.00
Order Total (incl. tax)
$ 49.00