Petroleum, petrochemical and natural gas industries. Calculation of heater-tube thickness in petroleum refineries subscription-only The extracted analyte concentrations may

The extracted analyte concentrations may not necessarily reflect the total content in the sample

It specifies requirements and test methods and provides for the evaluation of conformity of the products with the requirements of this European Standard

and other MEE and MES

This part of ISO/IEC 7811 specifies the physical characteristics of a tactile identifier mark used by visually impaired card holders to distinguish their cards

6 and 7 for lifts which may be used for firefighting and evacuation purposes under firefighters control

Petroleum, petrochemical and natural gas industries. Calculation of heater-tube thickness in petroleum refineries subscription-only The extracted analyte concentrations may