 | 2-(2H-苯并三唑-2-基)-6-十二烷基-4-甲基苯酚，也叫紫外线吸收剂UV-571CAS：70321-86-7 |
|
 | 1H-BENZOTRIAZOLE-1-CARBOXALDEHYDE, 90%CAS：72773-04-7 |
|
 | 1H-BENZOTRIAZOL-1-YLMETHYL ISOCYANIDE, 9 4%CAS：87022-42-2 |
|
 | β-烟酰胺腺嘌呤二核苷酸四水合物CAS：282730-13-6 |
|
 | beta-甲基苯乙胺CAS：582-22-9 |
|
 | L-BETA-THREO-BENZYL-ASPARTATECAS：871123-98-7 |
|
 | B-L-FUCOSE 1-PHOSPHATE DI(CYCLOHEXYL-*AM MONIUM)CAS：28553-11-9 |
|
 | BF-170 HYDROCHLORIDECAS：22191-97-5 |
|
 | 3-氟丙酮酸钠盐（一水）CAS：2923-22-0 |
|
 | BexaroteneCAS：153559-49-0 |
|
 | beta-Nicotinamide adenine dinucleotide phosphate hydrateCAS：698999-85-8 |
|
 | BETA-METHOXYSTYRENE, TECH., 90%, MIXTURE OF CIS AND TRANSCAS：4747-15-3 |
|
 | BETA-LACTOGLOBULIN FROM BOVINE MILKCAS：9045-23-2 |
|
 | BETA-(2-NAPHTHYL)-D-ALA-CYS-TYR-D-TRP-*ORN-VAL-CYS-CAS：179188-73-9 |
|
 | B-D-GALACTOPYRANOSYLPHENYL*ISOTHIOCYANAT ECAS：20721-62-4 |
|
