Merck 137038 Phenol Red (Phenolsulfonphthaleıne) Suıtable For The Bıopharmaceutıcal Productıon Ph Eur,Acs Cas 143-74-8Merck 137038 Phenol Red (Phenolsulfonphthaleıne) Suıtable For The Bıopharmaceutıcal Productıon Ph Eur,Acs Cas 143-74-8, Merck137038.0100