Collected samples from a large supermarket in Alka SIM Use all 160 vegetables, for example, by selecting the sample from the sales floor to store fruit, vegetables and ground floor, upper floor and wearing a poly-bag El thathi and bring back the lab room. The analysis is made immediately. Preparation of the sample the sample facing each made 10 g and up to 20 ml with acetone extraction chemicals used pesticide standards. purity that 95-99%, and other chemicals.
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