Found 1 exchange where zkPass is traded for BTC. According to the data on 20 July the most optimal price to exchange ZKP for BTC is ₿0.0000007 for 1 zkPass. This rate is fixed at Upbit at the maximum trading volume of the pair ZKP/BTC - 0 BTC.
The maximum daily trading volume is observed in the ZKP/USDT trading pair at LBank and reaches ₿ 62 (0.362% of the exchange's total trading volumes) at the price ₿ 0.00000068 per 1 ZKP.
The minimum price to buy ZKP for BTC is 0.0000007 - on the exchange Upbit.
The maximum price to buy ZKP/BTC is 0.0000007 - on the exchange Upbit.
Внимание: у части рынков ZKP аномально широкий спред — такие котировки могут быть ненадёжными (низкая ликвидность или нерыночные сделки). Сверяйтесь с объёмом и несколькими площадками.