| 15593-82-5 | hexasodium diorthosilicate | H6O7 Si2 . 6 Na |
| 15509-05-4 | hafnium tetranitrate | HN O3 . 1/4 Hf |
| 15501-92-5 | HUEBNERITE) | H2Mn O4 . W |
| 15483-27-9 | H-ARG-ARG-OH ACETATE SALT | C12H26N8O3 |
| 15474-90-5 | Histidine dihydrochloride | C6H9 N3 O2 . 2 Cl H |
| 15399-22-1 | H-ABU-OME HCL | C5H11 N O2 |
| 15365-75-0 | hexaamminecobalt(II) | CoH18 N6 |
| 15332-33-9 | HEXYNYLCYCLOHEXANOL | C12H20 O |
| 15269-73-5 | Hydroxylamine,O-(3-phenoxypropyl)-, hydrochloride (1:1) | C9H13 N O2 . Cl H |
| 15080-84-9 | H-PHE-MET-OH | C14H20 N2 O3 S |
| 14922-49-7 | Hafnium174 | Hf |
| 14707-32-5 | HYDROXYETHYLTHIAMINE HYDROCHLORIDE | C14H21 N4 O2 S . Cl H . Cl |
| 14650-26-1 | H-ASP(LEU-OH)-OH | C10H18 N2 O5 |
| 14608-81-2 | H-LEU-ASN-OH | C10H19 N3 O4 |
| 14595-65-4 | H-MET-ASP-OH | C9H16 N2 O5 S |
| 14589-33-4 | HOLMIUM(III) 2,4-PENTANEDIONATE | C15H21 Ho O6 |
| 14517-45-4 | H-MET-GLY-MET-MET-OH | C17H32 N4 O5 S3 |
| 14517-43-2 | H-MET-SER-OH | C8H16 N2 O4 S |
| 14515-39-0 | Hexafluorodisiloxane | F6O Si2 |
| 14492-15-0 | H-MET-PHE-GLY-OH | C16H23 N3 O4 S |
| 14486-02-3 | H-MET-GLY-GLY-OH | C9H17 N3 O4 S |
| 14353-71-0 | Hydroxylamine, N-(2,3,4-trimethylphenyl)- (8CI) | C9H13 N O |
| 14353-67-4 | Hydroxylamine, N-(2,4,5-trimethylphenyl)- (8CI) | C9H13 N O |
| 14235-18-8 | H-D-Phe-pNA | C15H15 N3 O3 |
| 14174-83-5 | HEXAHYDRO-PYRROLIZIN-1-ONE | C7H11NO |
| 14066-19-4 | hydroxy-dioxido-oxo-phosphorane | HO4 P |
| 13859-68-2 | HEXAAMMINENICKEL (II) IODIDE | H18N6 Ni . 2 I |
| 13762-95-3 | HYDRAZINE-D4 | D4N2 |
| 13730-91-1 | Hydrazinoborane | B2H10 N2 |
| 13589-07-6 | H-VAL-HIS-OH | C11H18 N4 O3 |
| 13589-06-5 | H-ILE-TRP-OH | C17H23 N3 O3 |
| 13589-04-3 | H-MET-TYR-OH | C14H20 N2 O4 S |
| 13589-02-1 | H-PRO-PHE-OH | C14H18N2O3 |
| 13588-95-9 | H-LEU-VAL-OH | C11H22 N2 O3 |
| 13556-29-1 | HC RED NO. 8 | C17H16 N2 O2 |
| 13504-89-7 | H-TYR(TOS)-OH.ACETATE | C16H17 N O5 S |
| 13473-57-9 | HOLMIUM SULFATE OCTAHYDRATE | H2O4 S . 8/3 H2 O . 2/3 Ho |
| 13464-98-7 | hydrazine dinitrate | H6N4O6 |
| 13433-13-1 | H-ASP-GLN-OH | C9H15 N3 O6 |
| 13428-80-3 | HAFNIUM ETHOXIDE | C2H6 O . 1/4 Hf |
| 13255-48-6 | HYDRAZINE ACETATE 97 | C2H6N2O2 |
| 13100-15-7 | H-GLY-PRO-PRO-OH | C12H19 N3 O4 |
| 12739-04-7 | HAMCOGARD V-51 |
| 12656-74-5 | Hafnium hydride | H4Hf |
| 12379-66-7 | Hydroxymercury cresol | C7H8 Hg O2 |
| 12363-58-5 | HYDROTALCITE) | CAlO9(-5) |
| 12286-14-5 | HEXAMOLYBDENUM HEXASELENIDE) | MoSe |
| 12281-10-6 | Holmium Oixde | HoO |
| 12186-42-4 | HC Starck Ferro-Niobium | FeNb |
| 12072-90-1 | Hydromagnesite | C4H2 Mg5 O14 . 4 H2 O |
| 12068-56-3 | hexaaluminium pentaoxide disilicate | Al6O13 Si2 |
| 12046-12-7 | Hydroboracite | BH O2 . 1/6 Ca . 5/6 H2 O . 1/6 Mg |
| 10576-91-7 | H-ALA-ALA-ALA-ALA-ALA-ALA-OH | C18H32 N6 O7 |
| 10551-38-9 | Hydroquinone, 2-chloro-3-methyl- (7CI,8CI) | C7H7 Cl O2 |
| 10519-37-6 | Hexyliso-eugenol | C16H24 O2 |
| 10517-27-8 | H-GLY-ASP-GLY-OH | C8H13 N3 O6 |
| 10413-69-1 | HISTIDINE, L-, [CARBOXYL-14C] | C6H9 N3 O2 |
| 10148-81-9 | H-GAMMA-GLU-GLN-OH | C10H17 N3 O6 |
| 10144-66-8 | H-ALA-ONB HBR | C10H12 N2 O4 . Br H |
| 10046-00-1 | hydroxylammonium hydrogensulphate | H5NO5S |
| 1998-54-5 | Hexane, 1,1,1,2,2,3,3,4,4,5,6,6,6-tridecafluoro- | C6H F13 |
| 1712-30-7 | H-Gly-Phe-Ala-OH | C8H8 Br6 |
| 1619-84-7 | HEXAFLUOROACETONE AZINE | C6F12 N2 |
| 1615-92-5 | HOP-21(22)-ENE | C30H50 |
| 1604-26-8 | Hydrodehydrolinalool | C10H18 O |
| 1601-03-2 | Hydrazinecarboxamide, 2-[1-(2-methyl-1-cyclopenten-1-yl)ethylidene]- | C9H15 N3 O |
| 1303-50-0 | HYDROGEN TETRACHLOROAURATE(III) TETRAHYDRATE | AuCl4 . 4 H2 O . H |
| 1300-52-3 | HYDROXYBENZENESULFONIC ACID, SODIUM SALT DIHYDRATE) | C6H6 O4 S . 2 H2 O . Na |
| 1300-34-1 | Hydroxymercuri-o-nitrophenol, sodium salt | C6H5 Hg N O4 . Na |
| 1238-09-1 | H-PHE-ARG-OH TRIFLUOROACETATE SALT | C15H23 N5 O3 |
| 23368-55-0 | hydrogen 5-methyl-2-[2-[[5-methyl-3-(3-sulphonatopropyl)-3H-benzothiazol-2-ylidene]methyl]but-1-enyl]-3-(3-sulphonatopropyl)benzothiazolium | C27H32 N2 O6 S4 |
| 23304-08-7 | HEXAMETHYLENETETRAMINE-D12 | C6D12 N4 |
| 28252-55-3 | H-GLN(DOD)-OME HCL | C21H26 N2 O5 . Cl H |
| 28252-40-6 | H-TYR-GLN-OH | C14H19 N3 O5 |
| 23199-34-0 | HYPOXANTHINE, [8-14C] | C5H4 N4 O |
| 28103-66-4 | Hydrochlorofluorocarbon-235 (HCFC-235) | C3H2 Cl F5 |
| 2545-89-3 | H-TYR-GLU-OH | C14H18 N2 O6 |
| 2543-31-9 | H-SER-ASP-OH | C7H12 N2 O6 |
| 28057-52-5 | H-ASP-NH2 H2O | C4H8N2O3 |
| 22951-94-6 | H-PHE-ILE-OH | C15H22 N2 O3 |
| 2489-13-6 | H-GLY-HIS-OH | C8H12 N4 O3 |
| 27868-41-3 | Hydroxylamine, N,O-dicarboxy-, N-tert-butyl ethyl ester (8CI) | C8H15 N O5 |
| 2485-33-8 | H-(2S,4R)-GAMMA-HYDROXY-GLU-OH | C5H9NO5 |
| 2483-17-2 | H-ARG-GLN-OH HYDROCHLORIDE SALT | C11H22 N6 O4 |
| 2480-96-8 | H-ORN(BOC)-OME HCL | C11H22 N2 O4 . Cl H |
| 27581-27-7 | HEXANE-1-13C | C6H14 |
| 27485-58-1 | H-ALA-ALA-TYR-ALA-OH | C18H26 N4 O6 |
| 2416-20-8 | Hexadecenoicacid,Z-11- | C16H30 O2 |
| 22828-05-3 | H-PHE-ASP-OH | C13H16 N2 O5 |
| 27336-16-9 | Hexanediol monovinyl ether | C8H16 O2 |
| 22498-66-4 | HOLMIUM(III) ACETYLACETONATE HYDRATE | C15H21 Ho O6 . H2 O |
| 27215-56-1 | HEXAFLUOROISOPROPYL METHYL ETHER | C4H4 F6 O |
| 22411-22-9 | HAFNIUM N-BUTOXIDE | C4H10 O . 1/4 Hf |
| 27103-47-5 | HEXYL ACRYLATE POLYMER | C9H16O2 |
| 2358-53-4 | Heptafluorobutyrylamidine HCl | C4H3 F7 N2 . Cl H |
| 27025-25-8 | H-D-GLU(OME)-OME HCL | C7H14ClNO4 |
| 2304-24-7 | HISHICOLIN PX-4MC | C13H30 P . Cl |
| 2299-28-7 | H-D-TRP-OET·HCL | C19H22 N2 O2 |
| 22191-63-5 | Hydrocinnamamide, N,N,o-trimethylthio- (8CI) | C12H17 N S |
| 22179-94-8 | Hydrocinnamic acid, alpha-fluoro-3,4-dihydroxy- (8CI) | C9H9 F O4 |