Ammonium p-toluenesulfonic acid, 25 g

Nr produktu: 2277924
PLN Cena: Kontakt
W ciągu 2 tygodni

(Ammonium-PTSA) Protein-TKN standard: 7.402% N, 46.26% crude protein. For checking accuracy and digestion recovery in Total Nitrogen and TKN determinations. 25 g bottle. See 2277800 for the complete set of three standards with increasing resistance to digestion.