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Vores kvalitet bedre end internationstrandard
| Testemner | Vores fabrikskriterium | International /indirstialt kriterium |
| blyanthårdhed | ≥2 timer | ≥f |
| Bøjetest | ≤3t | ≤5t |
| choktest | ≥9J | ≥9J |
| MEK -test | ≥100 | ≥100 |
| Scratch Test | ≥ 1500 g | / |
| (5%HCI) Surtest | ≥24h | ≥24h |
| (5%NaOH) alkali test | ≥24h | ≥24h |
| Salt spray -test | ≥1000 timer | ≥480h |
| (Quva) Kuva -test | ≥1000 timer | ≥600h |