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22种有机挥发物 VOC Mix-22(苯甲醛-乳酸乙酯) 1000ug/ml in Methanol
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22+2种有机挥发物 VOC Mix-22+2(苯甲醛-乳酸乙酯) 1000ug/ml in 甲醇/乙腈
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6种邻苯二甲酸酯类混标 Phthalates Mix-6 1000ug/ml in Ethyl acetate
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6种邻苯二甲酸酯类混标 Phthalates Mix-6 1000ug/ml in Ethyl acetate
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2种内标混标 Mix-2 100ug/ml in Ethyl acetate
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2种内标混标 Mix-2 100ug/ml in Ethyl acetate
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4种农残混标 Mix-4 100ug/ml in Acetonitrile
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4种农残混标 Mix-4 1000ug/ml in Acetonitrile
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DNPH as Aldehyde/Ketone Mix-15 100ug/mL in Acetonitrile
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DNPH as Aldehyde/Ketone Mix-16 100ug/mL in Acetonitrile
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DNPH as Aldehyde/Ketone Mix-12 100ug/ml in Acetonitrile
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27种有机磷混标 Mix-27 2000ug/mL in Acetone
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10种酚类混标 Mix-10 1000ug/mL in Acetonitrile
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4种内标物混标 Mix-4 2000ug/mL in Acetone
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Pesticides Mix-8 5000ug/ml in Methanol
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7种芳氯混标 Aroclors Mix-7 10ug/ml in Dichloromethane/Cyclohexane
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15种混标 Mix-15 in Methanol
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4种内标混标 Mix-4 100ug/ml in Methanol
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4种内标混标 Mix-4 1000ug/ml in Methanol
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6种挥发性羧酸类混标 Mix-6 in Methyl tert-butyl ether
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