Sigma-Aldrich
聚四氟乙烯, Polytetrafluoroethylene
Polyvinylfluoride
Polyvinylidenechloride
Popular Detergent Kit
Porous glass beads II (pore volume and width)
POTASSIUM 1-[4-(ACETYLAMINO)BENZOYL]-4,5,6,7-TETRAHYDRO-1H-BENZIMIDAZOL-2-YLSULFIDE
POTASSIUM 2-[DIFLUORO(2,2,3,3,4,4,5,5-OCTAFLUORO-1-PYRROLIDINYL)METHYL]-2,3,3,3-TETRAFLUOROPROPANOATE