标准品, ASTM Standard D6584 Level 4 (without IS),Varied Conc. in Pyridine

标准品, IC multi-element standard VI,Varied conc. in Water, tr Nitric acid

标准品, Flutianil,100 μg/mL in Methanol

18种VOC混标(GB/T 35613-2017 附录D混合标准品-02), Custom VOC Mix 2 @ 5000 μg/mL in PT Methanol

分散蓝26, Disperse Blue 26,100 μg/mL in Methanol

Sudan II

标准品

标准品, Solvent Red 19,100 μg/mL in Methanol

标准品, EPA Method 608.3 Additional Compounds Set

D &C Red 7

颜料红57

Basic Fuchsin

标准品