Hawach QuEChERS is a sample treating method, which means quick, easy, cheap, effective, rugged and safe. Our products include four types which are QuEChERS kit, QuEChERS extraction salts, QuEChERS dispersive SPE kit, QuEChERS dispersive absorbent, QuEChERS ceramic homogenizers. The standard methods applicable to our products include AOAC Official 2007.01 Method and European EN 15662 Method.
The QuEChERS method has the following advantages: (1) The recovery rate is high, and the recovery rate for a large number of polar and volatile pesticides is greater than 85%. (2) The accuracy and accuracy are high, and the internal standard method can be used for calibration. (3) A wide range of pesticides that can be analyzed, including polar and non-polar pesticides, can use this technology to obtain better recovery. (4) The analysis speed is fast, and the processing of 6 samples can be completed within 30 minutes. (5) The use of solvents is small, the pollution is small, the price is low, and the chloride-containing solvents are not used. (6) The operation is simple and can be completed well without good training and high skills. (7) The acetonitrile is added to the container and immediately sealed to make The chance of contact with the staff is reduced. (8) Glassware is used in the sample preparation process, and the device is simple.