BPE for zinc plating

BPE (Chemical name: Sodium salt of di (1-benzyl-3-carboxyl-1.2-dihydro pyridyl-2) ether)
Chemical name: Sodium salt of di (1-benzyl-3-carboxyl-1.2-dihydro pyridyl-2) ether
Molecular formula:
CA No. 59035-86-8
Appearance Orange or Red-brown liquid
Density g/cm3 (20 C) 1.02-1.04
PH 7.0-8.0
Refractive Index (20 C) 1.3435-1.3445
Solubility (20 C) Water: in any ratio
Application:
　　　　It is used as brightener and leveling agent alkaline cyanide and cyanide free Zinc plating, Ag, nickel plating etc.