Chemicals / CAS boron, 7440-42-8; cadmium, 22537-48-0, 7440-43-9; calcium chloride, 10043-52-4; chromium, 16065-83-1, 7440-47-3, 14092-98-9; copper, 15158-11-9, 7440-50-8; iron, 14093-02-8, 53858-86-9, 7439-89-6; lithium, 7439-93-2; manganese, 16397-91-4, 7439-96-5; molybdenum, 7439-98-7; nitric acid, 7697-37-2; nitrogen, 7727-37-9; phosphate, 14066-19-4, 14265-44-2; phosphorus, 7723-14-0; sulfate, 14808-79-8; Soil; Water Pollutants, Chemical