Primary HEPA filter with vapor after-filter module for Aldrich^® compact ductless air cleaning system

PROPYL N-(3,5-XYLYL)CARBAMATE

PROPYL TETRAHYDROFURFURYL OXALATE

Protective boot, for use with 2D laser data collector scanner

PTFE beaker

PTFE washer for Quickfit^® cone/screw thread adapter

PTFE-coated sealed ring for Aldrich^® adapters with Torion^TM connection

PureSolv^TM Micro column regeneration kit

Purine Nucleoside Phosphorylase Activity Assay Kit (Colorimetric)

嘌呤核苷磷酸化酶活性检测试剂盒（比色法）

PYRAZINE-2-CARBOXYLIC ACID (4-HYDROXY-BENZYLIDENE)-HYDRAZIDE

PYREN-1-YLMETHYLENE-HYDRAZINE