Please provide your best quotation for p-Benzoquinone acid for 25 kg also we are interested in prices for just 1 kg. Kindly confirm: Unit price and total price Purity/grade and available COA (HPLC/GC, NMR if available), MSDS Lead time, available stock, shelf life, and recommended storage conditions Packing (drum/bag, net weight per drum) Payment terms Delivery term: DAP Moscow, Russia; other terms can be considered too.