Silver Nitrate 635 Chemical composition of the product. Characteristics Unit Min Max Tit % 63 64 Acidity ml 1,5 No precipitates in HCI mg/g 5 Humidity % 0,5 Ca ppm 50 Cd ppm 10 Cu ppm 50 Fe ppm 10 Mg ppm 10 Ni ppm 50 Pb ppm 50 Pd ppm 50 Zn ppm 50