المعايير

Setts of natural stone for external paving - Requirements and test methods

2017

رقم المستند: NL ISO 1342 : 2017
القطاع: chemical technology
TC: NL TC 59
ICS: 71.100.60
This International Standard specifies certain characteristics of the essential oil of rosemary (Rosmarinus officinalis L.), in order to facilitate assessment of its quality.