For Infrared Analysis Formula: KBr Formula Weight: 118.99 CAS Number: 7758-02-3

(phenolsulfonphthalein, sodium salt) Formula: NaOSO2C6H4C(C6H4-4-OH):C6H4-4-(:O) Formula Weight: 376.37 CAS Number: 34487-61-1 Specific Gravity: 1L = .00 Kg

Formula: 1-KOCOC₆H₄-2-COOH Formula Weight: 204.22 CAS Number: 877-24-7 Synonym(s): (potassium hydrogen phthalate) Description: For Primary Standard and Research Applications

(phenolsulfonphthalein) Formula: C19H14O5S Formula Weight: 354.39 CAS Number: 143-74-8 Specific Gravity: 1L = .00 Kg

Formula: CH₃(CH₂)₄SO₃Na Formula Weight: 174.21 CAS Number: 22767-49-3 Description: For Ion-Pair Chromatography of Basic Compounds