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| Properties | Sodium borohydride | Potassium persulfate | Hydrogen peroxide |
|---|---|---|---|
| Nature of chemical | Reducing | Strongly oxidizing | Oxidizing |
| Decomposition | NaBO2 + H2 | SO42− + free radicals | H2O + O2 |
| Toxicity | Releases flammable gas, corrosive | Oxidizer: causes irritation in eyes and on skin | Explosive at high concentration |
