质量控制标准品21, Quality Control Standard 21,100 μg/mL in 2-5% Nitric Acid, tr Hydrofluoric acid

KDWR VOC农药混标, KDWR Pesticide Mix,1000 μg/mL in MeOH

卡尔费休法测定原油中的水份用标准品, Water content,100 μg/g in Anisole

2-Chloro-4,6-dinitroaniline

2-氯-2,4-二硝基苯胺

同位素示踪品系溶液, Lab Fortifying Stock Soln Method 200.7,Varied conc. in 2-5% Nitric Acid, tr Hydrofluoric acid

12组分碱/中性混标, Base/Neutral Mix 1,Varied conc. in CH2Cl2

多氯联苯混标(AROCLOR:1016,1232, 1248,1260), Aroclor Mix 1 1016, 1232, 1248 &1260,0.2 mg/mL in Methanol

丙烯醛和丙烯腈, Acrolein &Acrylonitrile ,1000 μg/mL in Water

3组分可吹脱内标, Purgeable Internal Standard,15 mg/mL in MeOH

多氯联苯混标, DCMA-PCB Isomer Mixture,Varied conc. in Hexane