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8 Benzenes Mix Solution in Methanol, 100μg/mL

35 VOCs Mix Solution in Methanol (HJ644), 2000μg/mL

59 VOCs Mix Solution in Methanol, 2000μg/mL

Custom Semivolatile Mix, 21-1143, 1000ug/ml, 1 ml/支

15 Nitrobenzenes Mix Solution(HJ 648-2013) Solution, 100μg/mL

1STG80025-1000M

13 Phenols Mix Solution in Methanol, 1000μg/mL

3 PAHs Isotope Mix Solution in Hexane, 100μg/mL

12 Phenols Mix Solution in Methanol, 1000μg/mL

18 PCBs Mix Solution in Hexane, 100μg/mL

8 PBDEs Mix Solution in Hexane, 20μg/mL

8 Pyrethroid Pesticide Mix Solution in Acetone, 1000μg/mL

4 Nitrosamines Mix Solution(HJ 809-2016), 2000μg/mL

23 VOCs Mix Solution in Methanol (HJ734-2014), 2000μg/mL

9 Pyrethroid Insecticide Mix Solution in Hexane/Acetone, 500μg/mL

9 Pyrethroid Insecticide Mix Solution in Dichloromethane, 500μg/mL

23 Organochlorine Pesticide Mix Solution in Toluene, 100μg/mL

37 Pesticide Mix Solution in Acetone, 500μg/mL

8 PBDEs Mix Solution in Isooctane/Toluene, 50μg/mL

9 VOCs Mix Solution in Methanol, 1000μg/mL

3 VOCs Mix Solution in Methanol, 2000μg/mL

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