ประเภท 5.1A สารออกซิไดซ์ที่มีความไวการทำปฏิกิริยามาก
| UN-Number | Substance |
| 1445 | BARIUM CHLORATE |
| 1447 | BARIUM PERCHLORATE |
| 1449 | BARIUM PEROXIDE |
| 1450 | BROMATES, INORGANIC, N.O.S. |
| 1452 | CALCIUM CHLORATE |
| 1453 | CALCIUM CHLORITE |
| 1455 | CALCIUM PERCHLORATE |
| 1461 | CHLORATES, INORGANIC, N.O.S. |
| 1462 | CHLORITES, INORGANIC, N.O.S. |
| 1470 | LEAD PERCHLORATE |
| 1471 | LITHIUM HYPOCHLORITE, DRY or LITHIUM HYPOCHLORITE-MIXTURES with
more than 39 % available Chlorine (8,8 % available Oxygen) |
| 1472 | LITHIUM PEROXIDE |
| 1475 | MAGNESIUM PERCHLORATE |
| 1479 | OXIDIZING SOLID, N.O.S. |
| 1481 | PERCHLORATES, INORGANIC, N.O.S. |
| 1483 | PEROXIDES, INORGANIC, N.O.S. |
| 1484 | POTASSIUM BROMATE |
| 1485 | POTASSIUM CHLORATE |
| 1489 | POTASSIUM PERCHLORATE |
| 1491 | POTASSIUM PEROXIDE |
| 1494 | SODIUM BROMATE |
| 1495 | SODIUM CHLORATE |
| 1496 | SODIUM CHLORITE |
| 1502 | SODIUM PERCHLORATE |
| 1504 | SODIUM PEROXIDE |
| 1506 | STRONTIUM CHLORATE |
| 1508 | STRONTIUM PERCHLORATE |
| 1510 | TETRANITROMETHANE |
| 1513 | ZINC CHLORATE |
| 1745 | BROMINE PENTAFLUORIDE |
| 1746 | BROMINE TRIFLUORIDE |
| 1748 | CALCIUM HYPOCHLORITE, DRY or CALCIUM HYPOCHLORITE-MIXTURES with
more than 39 % available Chlorine (8,8 % available Oxygen) |
| 1873 | PERCHLORIC ACID with more than 50 % but not more than 72 % acid by mass |
| 2015 | HYDROGEN PEROXIDE, STABILIZED or HYDROGEN PEROXIDE, AQUEOUS
SOLUTION, STABILIZED, with more than 60 % hydrogen peroxide |
| 2466 | POTASSIUM SUPEROXIDE |
| 2495 | IODINE PENTAFLUORIDE |
| 2547 | SODIUM SUPEROXIDE |
| 2723 | MAGNESIUM CHLORATE |
| 2741 | BARIUM HYPOCHLORITE with more than 22 % available Chlorine |
| 2880 | CALCIUM HYPOCHLORITE, HYDRATED or CALCIUM HYPOCHLORITE,
HYDRATED MIXTURE, with not less than 5,5 % but not more than 10 % water |
| 3085 | OXIDIZING SOLID, CORROSIVE, N.O.S. |
| 3087 | OXIDIZING SOLID, TOXIC, N.O.S. |
| 3098 | OXIDIZING LIQUID, CORROSIVE, N.O.S. |
| 3099 | OXIDIZING LIQUID, TOXIC, N.O.S. |
| 3212 | HYPOCHLORITES, INORGANIC, N.O.S. |
| - | POTASSIUM METAPERIODATE |
| - | SODIUM METAPERIODATE |
| - | PERIODINE ACID |