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8種苯系物混標 Aromatic Hydrocarbons Mix-8 1000ug/ml in Methanol*1mL
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30751YM 11種酚類化合物混標 1000ug/ml 甲醇溶液 (水和廢水監(jiān)測)*1mL
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59種有機揮發(fā)物混標 VOC Mix-59 2000ug/ml in Methanol*1mL
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60種有機揮發(fā)物混標 VOC Mix-60 1000ug/ml in Methanol*1mL
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16種磺胺混標 Sulfonamides Mix-16 (A+B) 100ug/ml in Methanol*1mL
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5種內標混標 PAH-Dx 2000ug/ml in Toluene*1mL
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4種內標物混標 Mix-4 2000ug/mL in Acetone*1mL
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23種揮發(fā)性有機物混標 VOC Mix-23 varied conc. in Methanol*1mL
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24種半揮發(fā)性有機物 Aromatics Mix-24 100ug/ml in Methanol*1mL