Dentistry. Root canal sealing materials1 Scope This International Standard specifies requirements and test methods for root canal (endodontic) sealing materials which set with or without the assistance of moisture and are used for permanent obturation of the root canal with or without the aid of obturating points cones. It only covers sealers intended for orthograde use i. e. a root filling placed from the coronal aspect of a tooth. Specific qualitative and quantitative test methods for

deviation from straightness

Complete revision of the structure of the Terms and definitions clause

BS EN 61158-5-21 provides migration paths from previously existing industrial communications protocols

BS EN 24178 specifies the information to be recorded when carrying out distribution trials involving complete

propagation

and it is based on inspecting for faults that are visible to the human eye

BS EN 60794-4-10 the optical ground wire that is a substitute for a conventional ground-/shield-wire containing optical fibres for control and/or telecommunication purposes

Camera engineers

the test fluid and conditioning temperatures may closely simulate in-service conditions

special design

BS EN 14535-1 is the first part of the multi-series standard

Who is BS EN 14375 - non-reclosable child-resistant packaging for