Urgent purchase of sodium bicarbonate, biochemical reagent BR, including invoice and shipping. #6

University research group is procuring sodium bicarbonate, 100 uses, minimum order of 50 boxes, electrophoresis grade required, brand unrestricted, price priority. Fund procurement requires corporate bank transfer and invoice issuance, delivery location Beijing, lead time within seven days is acceptable. New and existing suppliers are encouraged to quote, specifying lead time and shipping costs.