[11890-5G] Bathophenanthrolinedisulfonic acid disodium salt trihydrate for the spectrophotometric det. of Fe, ≥98.0% (HPLC) 1,932,590원
[11890-1G] Bathophenanthrolinedisulfonic acid disodium salt trihydrate for the spectrophotometric det. of Fe, ≥98.0% (HPLC) 485,540원