Synonyms: 2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxychromen-4-one2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-4H-1-benzopyran-4-one Purity Limit: ≥ 98% CAS No.: 117-39-5 Molecular Formula: C15H10O7 Molecular Weight: 302.23 MDL No.: MFCD00006828 Appearance: Greenish yellow to dark…

Formula: C9H7N Formula weight: 129.16 Purity: 98% CAS Number: 91-22-5 UN Number: UN2656 Hazard Class: 6.1 Packing Group: III Harmonized Tariff Code:  2933.49 Hazard Statements: H311-H350-H341-H302-H315-H319 Toxic in contact with skin. May cause cancer. Suspected of causing…

Synonyms: Acid Yellow 3CI 470052-(1,3-Dioxoindan-2-yl)quinolinedisulfonic acid sodium salt Purity Limit: ≥ 85% (Dye content) CAS No.: 8004-92-0 Molecular Formula: C19H9NNa2O8S2 Molecular Weight: 489.4 MDL No.: MFCD00080727 Appearance: Yellow to gold to orange powder Storage…