ISO/TC 138/SC 5
| Project No. | ISO 6964:1986 |
|---|---|
| Title | <p>The determination is carried out by pyrolysis of a test portion at 550 °C in nitrogen followd by a calcination in a muffle furnace at 900 °C. The carbon black content is calculated from difference in mass before and after calcination. When so determined the carbon black content in polyethylen pipe material shall be 2,5 0,5 % (m/m).</p> |
| Registration number (WIID) | 13514 |
| Scope | <p>The determination is carried out by pyrolysis of a test portion at 550 °C in nitrogen followd by a calcination in a muffle furnace at 900 °C. The carbon black content is calculated from difference in mass before and after calcination. When so determined the carbon black content in polyethylen pipe material shall be 2,5 0,5 % (m/m).</p> |
| Status | Atcelts |
| ICS group | 23.040.20 |