| Standardization field | Non-metallic materials | 
| Technical committee | BAS/TC 11- Petroleum and petroleum products | 
| Term (EN) | proving tank | 
| Definition (EN) | volumetric standard usually consisting of a cylindrical
section with a conical top and bottom and a cylindrical
neck calibrated either in units of volume or in steps
corresponding to fractions of a percentage of the tank
volume | 
| Term (FR) |  | 
| Definition (FR) |  | 
| Term (DE) |  | 
| Definition (DE) |  | 
| Term (BS) | etalonski rezervoar | 
| Definition (BS) | volumetrijski etalon koji se obično sastoji od
cilindričnog dijela sa konusnim vrhom i dnom i
cilindričnog grla kalibrisanog u jedinicama volumena
ili u koracima, koji odgovaraju procentima dijelova
volumena rezervoara | 
| Term (HR) |  | 
| Definition (HR) |  | 
| Term (SR) |  | 
| Definition (SR) |  | 
| Date | 2016-03-02 | 
| Standards | BAS ISO 1998-6:2002 | 
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