For 4,4'-Diamino-[1,1'-biphenyl]-2,2'-disulfonic acid(contains 30% Water at maximum) we can currently show 25 prices in the last 8 years as an extract from the researched prices. This small overview is intended to serve as a guide and trend.
Prices are in USD and range in year 2018 from USD 19.00 for 25 g to USD 43.00 per 500 g in 2023 .