Description: Intermediates for Zinc Electroplating ( 1) Benzylidene acetone ( BAR) CAS No.: 1896-62-4 Molecular formula: C10H16O Appearance: Clear yellowish solid Assay: 99% min Melting point: 39-41.50C Application: Used for zinc plating ( 2) BPC CAS No.: 15990-43-9 Chemical name: 1-benzyl pyridinium-3-carboxylate Molecular formula: C13H11NO2 Appearance: Clear brown-yellow to brown-red liquid Assay: 34% & 48% Application: used for zinc plating ( 3) O-chlorobenzaldehyde ( OCBA) CAS No: 89-98-5 Molecular formula: C7H5ClO Appearance: colorless or yellowish liquid Content: 99% min. Application: used for zinc plating ( 4) BNO12 Chemical name: ² -Naphthol Ethoxylate Appearance: yellowish liquid Content: 98% min. Application: as basic brightener, raise cloud point ( 5) Dispersant NNO Formula: C12H14O6S2Na2 Appearance: brown powder Solubility: easy to soluble in water PH ( in 1% H2O solution) : 7 – 9 Packing: 50kg / bag ( 6) BT-625 Cationic Polymer in Water Appearance: yellowish transparent liquid Content: 45% min. PH: 7.5 – 8.0 Application: as leveler, brightener for alkaline and cyanide zinc plating