Method used for synchronous detection of eight disinfection by-products including four haloacetonitriles
A technology for synchronous detection of disinfection by-products, applied in the direction of measuring devices, instruments, scientific instruments, etc., can solve the problems of difficult synchronous measurement of disinfection by-products, complicated pretreatment operations, and difficult characterization, achieving low cost, high accuracy, The effect of high sensitivity
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[0022] The present invention will be further described below in conjunction with the accompanying drawings. The design ideas of the present invention or simple substitutions of similar substances belong to the protection scope of the present invention. Unless otherwise specified, the experimental methods used below are conventional methods in this technical field, and the ingredients or materials used, unless otherwise specified, are commercially available ingredients or materials.
[0023] A method for simultaneously detecting 8 kinds of disinfection by-products including 4 kinds of haloacetonitriles, comprising the following steps:
[0024] S1: Prepare a series of mixed standard solutions: firstly dilute the mixed standard solution (2000μg / mL) containing 8 kinds of disinfection by-products with MTBE into a concentration of 5, 10, 20, 40, 60, 80μg / L A series of standard liquids;
[0025] S2: setting of chromatographic conditions. The gas chromatograph used is an Agilent 78...
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