Found 2 exchanges where Alchemy Pay is traded for EUR. According to the data on 30 August the most optimal price to exchange ACH for EUR is €0.0043 for 1 Alchemy Pay. This rate is fixed at Bitvavo at the maximum trading volume of the pair ACH/EUR - 79.1 ths. EUR.
The maximum daily trading volume is observed in the ACH/USDT trading pair at BloFin and reaches € 446 438.75 (0.0744% of the exchange's total trading volumes) at the price € 0.0043 per 1 ACH.
The minimum price to buy ACH for EUR is 0.0043 - on the exchange Bitvavo.
The maximum price to buy ACH/EUR is 0.0044 - on the exchange Kraken.
Warning: some ACH markets show an abnormally wide spread — those quotes may be unreliable (thin liquidity or off-market trades). Cross-check the volume against several venues.