| 00-00-4 | Xylo-oligosaccharide |
| 1300-20-7 | XYLENE |
| 16277-71-7 | XYLITOL |
| 81295-45-6 | XMA I |
| 564483-18-7 | X-PHOS |
| 39497-06-8 | Xanthene-9-carboxylic acid methyl ester |
| 105931-36-0 | XANTHOSINE 5'-TRIPHOSPHATE DISODIUM SALT |
| 63721-83-5 | XYLENOL ORANGE SODIUM SALT |
| 5979-1-1 | XANTHOPTERIN MONOHYDRATE |
| 1982-7-5 | XANTHENE-9-CARBOXYLIC ACID |
| 122-60-1 | XY690 Epoxy Resin Active Diluent | C9H10O2 |
| 5380-87-0 | XY666 Epoxy Resin Active Diluent | C8H10O3 |
| 122-84-9 | XY692 Epoxy Resin Active Diluent | C10H12O2 |
| 92-32-0 | Xanthylium, 3,6-bis(dimethylamino)-, chloride | C17H19N2O+ |
| 90-47-1 | Xanthone | C13H8O2 |
| 92-83-1 | Xanthene | C13H10O |
| 437-74-1 | Xanthinol nicotinate | C13H21N5O4.C6H5NO2 |
| 69-89-6 | Xanthine | C5H4N4O2 |
| 2224-15-9 | XY669 Epoxy Resin Active Diluent | C8H14O4 |
| 106-92-3 | XY680 Epoxy Resin Active Diluent | C6H10O2 |
| 87-99-0 | Xylitol | C5H12O5 |
| 37278-89-0 | Xylanase |
| 81295-43-4 | XHO I |
| 98112-77-7 | XANTHAN GUM |
| 117442-28-1 | XENOPSIN-RELATED PEPTIDE 1 |
| 11138-66-2 | Xanthan gum | (C35H49O29)n |
| 26447-14-3 | XY691 Epoxy Resin Active Diluent | C10H12O2 |
| 68310-07-6 | Xanthylium, 3,6-bis(ethylamino)-9-[2-(methoxycarbonyl)phenyl]-2,7-dimethyl-, molybdatephosphate |
| 8026-09-3 | Xylene |
| 98079-51-7 | XJ-glutaraldehyde disinfect bactericide | C17H19F2N3O3 |
| 111072-31-2 | XTT | C22H17N7O13S2-2 |
| 7440-63-3 | Xenon, compressed [UN2036] [Nonflammable gas] | Xe |
| 2426-08-6 | XY501 Active Diluent | C7H14O2 |
| 57116-45-7 | Xama 7 | C20H33N3O7 |
| 25899-70-1 | XANTHOSINE 5'-MONOPHOSPHATE DISODIUM SALT | C10H12N4NaO9P |
| 72122-63-5 | X-GAL | C30H37N5O7 |
| 7240-90-6 | X-gal | C14H15BrClNO6 |
| 1218-35-5 | Xylometazoline HCl | C16H24N2.HCl;C16H25ClN2 |
| 88903-69-9 | XESTOSPONGIN C |
| 13252-14-7 | x70-540-3 | C9HF17O4 |
| 81295-42-3 | XBA I |
| 49693-09-6 | Xyrex RFR | C14H10Br4O4 |
| 3618-43-7 | Xylenol orange tetrasodium salt | C31H28N2Na4O13S |
| 9025-57-4 | Xylanase |
| 5968-90-1 | XANTHOSINE DIHYDRATE | C10H12N4O6 |