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1，2-Propanediol standard solution,100μg/mL in Ethanol, 1ml
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1，2-Propanediol standard solution,4000μg/mL in Purge and Trap Methanol, 1ml
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1，2-Propanediol standard solution,100μg/mL in Purge and Trap Methanol, 1ml
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1，2-Propanediol standard solution,40μg/mL in Purge and Trap Methanol, 1ml
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1，2-Propanediol standard solution,100μg/mL in Dichloromethane, 1ml
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1，2-Propanediol standard solution,1000μg/mL in Acetonitrile, 1ml
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1，2-Propanediol standard solution,100μg/mL in Acetonitrile, 1ml
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1，2-Propanediol standard solution,200000μg/mL in H2O, 25ml
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1，1-dichloroethylene standard solution,200μg/mL in Methanol, 2ml
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1，1-dichloroethylene standard solution,100μg/mL in Methanol, 2ml
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1，3，5-Trimethylbenzene standard solution,100μg/mL in Carbon disulfide, 2ml
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