请报价和货期，98%+

(3R,4S,5R,6R)-6-(hydroxymethyl)tetrahydro-2H-pyran-2,3,4,5-tetrayl tetraacetate

CAS：65620-65-7
Chemical Formula: C14H20O10
Molecular Weight: 348.3040
m/z: 348.1056 (100.0%), 349.1090 (15.1%), 350.1099 (2.1%), 350.1124 (1.1%)
Elemental Analysis: C, 48.28; H, 5.79; O, 45.93