Eriochrome black T, 25 g

Nr produktu: 13224
PLN Cena: Kontakt
W ciągu 2 tygodni

[1-(1-Hydroxy-2-naphthylazo)-6-nitro-2-naphthol-4-sulfonic acid, sodium salt] Practical Grade, CAS No. 1787-61-7 C20H12O7N3SNa, FW = 461.40.