Propylcarboxylic acid functionalized silica

Thianthrene S-oxide

硫必利 N氧化物, Tiapride N-oxide

雷米普利杂质B, Ramipril impurity B

Resomer^® R 205 S, Poly(D,L-lactide)

活性炭负载铑, Rhodium on activated charcoal

Ribonuclease A from bovine pancreas

Ribonucleate 3′-pyrimidinooligonucleotidohydrolase

Ruthenium Red

钌红

Triacetylmethane

三乙酰甲烷

Triethyl 1,3,5-triazine-2,4,6-tricarboxylate

1,3,5-三嗪-2,4,6-三羧酸三乙酯

Sodium Pyridine-2-sulfinate