7727-54-0
Product Name:
Ammonium persulfate
Formula:
H8N2O8S2
Synonyms:
Ammonium Persulfate;APS;AP;Ammonium peroxydisulfate;Ammonium peroxodisulfate
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CHEMICAL AND PHYSICAL PROPERTIES
| Physical Description | Ammonium persulfate appears as a white crystalline solid. A strong oxidizing agent. Does not burn readily, but may cause spontaneous ignition of organic materials. Used as a bleaching agent and as a food preservative. |
|---|---|
| Color/Form | Platelike or prismatic (monoclinic) crystals, or white granular powder |
| Odor | Odorless |
| Melting Point | Decomposes at 120 °C |
| Solubility | Solubility in water: 83.5 g/100 g water at 25 °C |
| Density | 1.98 at 68 °F (USCG, 1999) - Denser than water; will sink |
| Decomposition | When heated to decomposition it emits toxic fumes of /sulfur oxides, nitrogen oxides and ammonia/. |
| Other Experimental Properties | Strong oxidizer |
| Chemical Classes | Other Classes -> Inorganic Oxidizing Agents |
SAFETY INFORMATION
| Signal word | Danger |
|---|---|
| Pictogram(s) |
 Flame Over Circle Oxidizers GHS03  Exclamation Mark Irritant GHS07  Health Hazard GHS08 |
| GHS Hazard Statements |
H272:Oxidising liquids;Oxidising solids H302:Acute toxicity,oral H315:Skin corrosion/irritation H317:Sensitisation, Skin H319:Serious eye damage/eye irritation H334:Sensitisation, respiratory H335:Specific target organ toxicity, single exposure;Respiratory tract irritation |
| Precautionary Statement Codes |
P210:Keep away from heat/sparks/open flames/hot surfaces. — No smoking. P280:Wear protective gloves/protective clothing/eye protection/face protection. P301+P312:IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352:IF ON SKIN: wash with plenty of soap and water. P305+P351+P338:IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. |
COMPUTED DESCRIPTORS
| Molecular Weight | 228.21 g/mol |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 8 |
| Rotatable Bond Count | 1 |
| Exact Mass | 227.97220756 g/mol |
| Monoisotopic Mass | 227.97220756 g/mol |
| Topological Polar Surface Area | 152 Ų |
| Heavy Atom Count | 12 |
| Formal Charge | 0 |
| Complexity | 206 |
| Isotope Atom Count | 0 |
| Defined Atom Stereocenter Count | 0 |
| Undefined Atom Stereocenter Count | 0 |
| Defined Bond Stereocenter Count | 0 |
| Undefined Bond Stereocenter Count | 0 |
| Covalently-Bonded Unit Count | 3 |
| Compound Is Canonicalized | Yes |
PRODUCT INTRODUCTION
description
Ammonium persulfate appears as a white crystalline solid. A strong oxidizing agent. Does not burn readily, but may cause spontaneous ignition of organic materials. Used as a bleaching agent and as a food preservative.
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