kích thước
0.000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,062
Phạm vi phát hiện
0,000-0,1990% bac (0,000-1,999 Bac hoặc 0,000-0,995 mg/L)