| 1 | 298-00-0 | Parathion-methyl | C8H10NO5PS | 263.2 | | |
| 2 | 298-01-1 | CIS-MEVINPHOS PESTANAL 50 MG | C7H13O6P | 224.15 | 21 °C | |
| 3 | 298-02-2 | phorate | C7H17O2PS3 | 260.38 | -43°C | 0.005 g/100 mL |
| 4 | 298-03-3 | DEMETON O | C8H19O3PS2 | 258.34 | | 2g/L(room temperature) |
| 5 | 298-04-4 | DISULFOTON | C8H19O2PS3 | 274.4 | | |
| 6 | 298-06-6 | O,O'-diethyl dithiophosphate | C4H11O2PS2 | 186.23 | | 330g/L at 25℃ |
| 7 | 298-07-7 | Di(2-ethylhexyl)phosphate | C16H35O4P | 322.48 | -60℃ | slightly soluble |
| 8 | 298-07-7 | Bis(2-ethylhexyl) phosphate | C16H35O4P | 322.42 | −60 °C(lit.) | slightly soluble |
| 9 | 298-08-8 | 1-aminopropan-2-one | C3H7NO | 73.09 | | |
| 10 | 298-12-4 | Glyoxylic acid | C2H2O3 | 74.04 | -93°C | miscible |
| 11 | 298-14-6 | Potassium bicarbonate | CHKO3 | 100.12 | 292 °C | Soluble in water. Insoluble in alcohol. |
| 12 | 298-18-0 | 1,2,3,4-DIEPOXYBUTANE | C4H6O2 | 86.09 | 3.5°C | |
| 13 | 298-25-9 | 5-ALPHA-DIHYDROCORTICOSTERONE | C21H32O4 | 348.48 | | |
| 14 | 298-27-1 | 6,7-Dihydroxycoumaranone | C8H6O4 | 166.13084 | | |
| 15 | 298-36-2 | 5A-PREGNAN-21-OL-3-20-DIONE CRYSTALLINE | C21H32O3 | 332.48 | | |
| 16 | 298-39-5 | STREPTOMYCIN SULFATE (1:3) SALT) | | | | |
| 17 | 298-45-3 | (+)-BULBOCAPNINE | C19H19NO4 | 325.36 | 199-200℃ | |
| 18 | 298-46-4 | Carbamazepine-d10 | C15H12N2O | 236.27 | 191-192 °C (lit.) | pract. insoluble |
| 19 | 298-48-6 | Secergan | C18H21BrN2OS | 393.34114 | | |
| 20 | 298-50-0 | PROPARACAINE | C16H26N2O3 | 294.39 | | |
| 21 | 298-51-1 | Nsc 40032 | C19H23ClN2O2S | 378.91612 | | |
| 22 | 298-55-5 | Clocinizine | C26H27ClN2 | 402.96 | | |
| 23 | 298-57-7 | Stugeron | C26H28N2 | 368.51 | 117-120°C | 0.75g/L(temperature not stated) |
| 24 | 298-59-9 | methylphenidate hydrochloride methanol*solution | C14H20ClNO2 | 269.77 | 196-198?C | |
| 25 | 298-60-2 | Arpenal | C21H28N2O | 324.46 | | |
| 26 | 298-65-7 | 6-hydroxy-11-deoxycorticosterone | C21H30O4 | 346.47 | | |
| 27 | 298-81-7 | Methoxsalen | C12H8O4 | 216.19 | 148-150°C(lit.) | PRACTICALLY INSOLUBLE |
| 28 | 298-83-9 | Nitro Blue Tetrazolium Chloride monohydrate | C40H30ClN10O6+ | 782.19 | 200°C | Soluble in water, ethanol and methanol. |
| 29 | 298-93-1 | MTT | C18H16BrN5S | 414.32 | 195 °C (dec.) (lit.) | Slightly soluble.Clear yellow solution at 5mg in 1ml of water on vortexing |
| 30 | 298-94-2 | Nsc27620 | C19H13ClIN5O2 | 505.69629 | | |
| 31 | 298-95-3 | Neotetrazolium chloride | C38H28Cl2N8 | 667.59 | 230°C (dec.)(lit.) | |
| 32 | 298-96-4 | 2,3,5-Triphenyl-2H-tetrazolium chloride | C19H15ClN4 | 334.8 | 250°C(lit.) | Soluble in water, ethanol and acetone. Insoluble in ether. |
| 33 | 298-98-6 | 9H-Purine-9-ethanol,6-(methylthio)- | C8H10N4OS | 210.26 | | |