Cyanomethyl 2,3,4,6-tetra-O-acetyl-1-thio-alpha-D-mannopyranoside ≥98%
C399720-1G / 1G
CAS:61145-39-9
Cyanomethyl 2,3,4,6-tetra-O-acetyl-1-thio-alpha-D-mannopyranoside ≥98%
C399720-250MG / 250MG
CAS:61145-39-9
2-chloro-4,6-bis (9,9-dimethyl-9h-fluorene) - 1,3,5-triazine ≥96%
C399744-25G / 25G
CAS:1459162-69-6
Cellulose acetate butyrate 醋酸丁酸纖維素 ,乙醯基含量2%,丁醯基含量53%,粘度0.01-0.03
C400259-2.5KG / 2.5KG
CAS:9004-36-8