PABS for nickel plating

PABS (Diethylaminopropyne formate)
Chemical name: Diethylaminopropyne formate
Molecular formula: C8H15NO2
CA No. 125678-52-6
Appearance Clear yellowish liquid
Assay >=70%
Density g/cm3 (20 C) 1.02-1.06
PH 4.5-5.8
Refractive Index (20 C) 1.4190-1.4320
Consumption 5-40 g/KAH
Level of addition 5-40 mg/l
Application:
Leveling agent, brightener.