Filter

Grade

1. For HPLC, gradient grade (3)
2. Puriss. p.a. (3)

Assay

1. 99% (2)
2. 99.0-99.4% (GC) (3)
3. 99.8% (1)
4. 99.9% (1)
5. ≥97.0% (GC) (2)
6. ≥99% (3)
7. ≥99% (GC) (6)
8. ≥99% n-heptane basis (GC) (2)
9. ≥99.5% (3)
10. ≥99.5% (GC) (15)
11. ≥99.7% (GC) (4)
12. ≥99.8% (4)
13. ≥99.8% (GC) (8)
14. ≥99.9% (3)

Quality

1. Reag. ISO, reag. Ph. Eur. (3)

Zīmols

1. MM (3)
2. SIAL (2)
3. Sigma Aldrich (1)