Plastics. Poly(methyl methacrylate) double- and triple-skin sheets. Test methods Ingestion-build-47934 Cross recess

Cross recess

These guidelines of BS EN 868‑7 enable you to maintain sterility of the medical devices and maintain hygiene in hospital premises

BS EN 13491:2018 supersedes BS EN 13491:2013

This part of ISO 9241 provides a comprehensive terminology for electronic visual displays and explains the terms and definitions used in the other parts of ISO 9241

— air-powered scalers

Plastics. Poly(methyl methacrylate) double- and triple-skin sheets. Test methods Ingestion-build-47934 Cross recess1 Scope This International Standard specifies the test methods for quality control of poly(methyl methacrylate) (PMMA) extruded double and triple skin flat sheets, obtained from colourless and coloured transparent, translucent and opaque grades of materials as defined in clause 4. The minimum sheet width is 600 mm. The main applications of these sheets are in building and agriculture (greenhouses).