Essential oils (containing tertiary alcohols). Estimation of free alcohols content by determination of ester value after acetylation1 SCOPE AND FIELD OF APPLICATION This International Standard specifies a method for estimating the free alcohols content of essential oils, by determination of ester value after acetylation. 1) This method is applicable to essential oils containing an appreciable proportion of tertiary alcohols, namely of linalol and terpineol, ISO R 1241 not being applicable to those oils. This method is not applicable to essential oils containing appreciable

Hospitals and medical colleges

Note 1: PD CLC/TR 60079-33 is not intended for equipment that is covered by the scope of other IEC 60079 equipment standards unless it is clearly demonstrated that compliance with the type of protection is not feasible

construction industry

This part of EN 50117 which is a sectional specification applies to coaxial outdoor drop cables for analogue and digital one and two way signal transmission

With the use of BS EN 1279-3

What is BS 593- Laboratory thermometers about

ISO 6533 discusses forestry machinery

materials and mix proportions together with the procedures for mixing and testing the concrete

transportable large cylinders of water capacity above 150 l and up to 500 l may be manufactured and certified to this part of ISO 18172

support interpretation of patient results close to medical decision limits

Load-bearing boards installers

for preparatory site work