Min. Order Reference FOB Price
1 Piece US$6,000.00-9,000.00 / Piece
Product Description
Total Arsenic online automatic monitor This monitor instrument employs the DTPM spectrophotometric method. In a sulfuric acid medium of approximately 2.0 ml, DTPM can form a 2:1 complex with arsenic (as shown in the figure below). This complex has the maximum absorption at a specific wavelength, and ...