NEN-EN-ISO 21809-2
Petroleum and natural gas industries - External coatings for buried or submerged pipelines used in pipeline transportation systems - Part 2: Single layer fusion-bonded epoxy coatings
| Organization: | NEN |
| Publication Date: | 1 November 2014 |
| Status: | active |
| Page Count: | 67 |
| ICS Code (Iron and steel pipes): | 23.040.10 |
| ICS Code (Petroleum products and natural gas handling equipment): | 75.200 |
| ICS Code (Paints and varnishes): | 87.040 |
scope:
NEN-EN-ISO 17730 specifies requirements and their test methods for total digestible fluoride content in dental varnishes containing fluoride, intended for use in the oral cavity directly on the outer surfaces of teeth and fillings. It also specifies the requirements for their packaging and labelling, including the instructions for use. This International Standard covers fluoride varnishes to be applied by dental health care workers.
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