有机氯农药混�?11种组�?, Individual Pesticides Standard,Varied Conc in Isooctane

性能评估溶液混标, Performance Evaluation Solution,Varied conc. in Isooctane

GPC标准溶液, GPC Calibration Standard Soln.,Varied conc. in Dichloromethane

碱�?中性替代物标准(4种组�?, Base/Neutral Surrogate Standard,1000 μg/mL in CH2Cl2

亚老哥�?221�?种替代物混标, Working Level Aroclor 1221 with Surrogates,Varied conc. in Isooctane

亚老哥�?242�?种替代物混标, Working Level Aroclor 1242 with Surrogates,Varied conc. in Isooctane

2-Fluorophenol ,2.0 mg/mL in MeOH

碱�?中性替代标准品(3种组�?, Base/Neutral Surrogate Standard,10.0 mg/mL in CH2Cl2

CLP校正标准� #6 (�?, CLP Calib. Std #6-Mercury,100 μg/mL in 2-5% Nitric Acid

�?中性混�? Base/Neutral Composite Mixture,2.0 mg/mL in Benzene:Dichloromethane:AcCN (2:2:1)