1,4-Dichlorobenzene-d4 ,4.0 mg/mL in CH2Cl2

氘代对二氯苯

svoc低浓度八种混标, Low Concentration Base/Neutrals-Mix 3,2.0 mg/mL in Dichloromethane

Atrazine,100 μg/mL in Methanol

阿特拉津

多元素校准标准＃3, Multi-element Calibration Standard #3,10 μg/mL in 10% Hydrochloric acid, 1% Nitric acid

9种卤代乙腈(消毒剂副产物)标准品混标,100 μg/mL溶于甲基叔丁基醚, Custom Disinfectant By-Product Standard 2 @100 μg/mL in Methyl tert-butyl ether (MtBE)-100%

定制ICP-MS标准品, Custom ICP-MS Standard @ 100 μg/mL in 95% water 5% Nitric acid tr Hydrofluoric acid

4种胺类离子色谱混标,梯度浓度溶于水(HJ 1076-2019), Custom Chloride Standard @ Varied Conc.in Water

标准品, ASTM Standard D6584 Level 3 (without IS),Varied Conc. in Pyridine

标准品, IC multi-element standard V,Varied conc. in Water

标准品, Spark-Ignition Trace Oxygenates SET