4-甲氧�?2',3,4',6'-四氯联苯, 4-Methoxy-2',3,4',6'-tetrachlorobiphenyl,100 μg/mL in Isooctane

5-甲氧�?2,2',3,4,4',5',6-六氯联苯, 5-Methoxy-2,2',3,4,4',5',6-heptachlorobiphenyl,50 μg/mL in Isooctane

75 cSt �?基体�? 75 cSt Hydrocarbon Oil,75 cSt Base oil

制冷�?组分混标, Refrigerants Mix,0.2 mg/mL in MeOH

3-甲基磺酰�?2,2',4',5,5'-五氯联苯, 3-Methylsulfonyl-2,2',4',5,5'-pentachlorobiphenyl,50 μg/ml in Isooctane

3-甲基磺酰�?2,2',4',5,5',6-六氯联苯, 3-Methylsulfonyl-2,2',4',5,5',6-hexachlorobiphenyl,50 μg/ml in Isooctane

4-甲基磺酰�?2,2',3',4',5,5',6-七氯联苯, 4-Methylsulfonyl-2,2',3',4',5,5',6-heptachlorobiphenyl,50 μg/ml in Isooctane

VOC7种混�? Volatile Organic Contaminants-Mix 2,50 μg/mL in Methanol

残留溶剂标准2级混合物B, Residual Solvent Standard Class 2 Mix B,Varied conc. in DMSO

脂肪酸甲酯混标D, Fatty Acid Methyl Ester Profiling Mix D,Varied conc. by weight