4,4',4'',4'''-(Porphine-5,10,15,20-tetrayl)tetrakis(benzene-sulfonic acid) tetrasodium salt dodecahydrate 97% 122451-08-5 C₄₄H₅₀N₄Na₄O₂₄S₄ 1239.10 g./mol ฿5,230.00 View