Ammonium hydrogen sulfate
ammonium hydrogen sulfate
CAS: 7803-63-6
Molecular Formula: H5NO4S
Ammonium hydrogen sulfate - Names and Identifiers
| Name | ammonium hydrogen sulfate |
| Synonyms | AMMONIUMBI-SULPHATE Ammonium hydrogen su Ammoniumhydrogensulfat ammonium hydrogen sulfate Ammonium hydrogen sulfate Sulfuric acid hydrogen ammonium salt AMMONIUM HYDROGEN SULFATE, FOR ANALYSIS Ammonium hydrogen sulfate, Ammonium sulfate monobasic |
| CAS | 7803-63-6 |
| EINECS | 232-265-5 |
| InChI | InChI=1/H3N.H2O4S/c;1-5(2,3)4/h1H3;(H2,1,2,3,4) |
Ammonium hydrogen sulfate - Physico-chemical Properties
| Molecular Formula | H5NO4S |
| Molar Mass | 115.11 |
| Density | 1.79g/mLat 25°C(lit.) |
| Melting Point | 147 °C |
| Boling Point | 350°C (dec.)(lit.) |
| Water Solubility | Soluble in water (~115.1 mg/ml at 20°C). Insoluble in acetone, alcohol, and pyridine. |
| Solubility | H2O: 1M at20°C, clear, colorless |
| Vapor Presure | 3.35E-05mmHg at 25°C |
| Appearance | Crystalline Powder |
| Specific Gravity | 1.79 |
| Color | White |
| Merck | 13,500 |
| Stability | Stable. Hygroscopic. Incompatible with acids, bases, oxidizing agents. |
| Sensitive | Hygroscopic |
| Physical and Chemical Properties | Melting Point: 147 water-soluble: soluble Appearance: colorless crystals |
| Use | Used as an analytical reagent and also used in the pharmaceutical industry |
Ammonium hydrogen sulfate - Risk and Safety
| Hazard Symbols | C - Corrosive |
| Risk Codes | 34 - Causes burns |
| Safety Description | S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection. S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) |
| UN IDs | UN 2506 8/PG 2 |
| WGK Germany | 1 |
| FLUKA BRAND F CODES | 3 |
| TSCA | Yes |
| HS Code | 28332990 |
| Hazard Class | 8 |
| Packing Group | II |
Ammonium hydrogen sulfate - Reference Information
| EPA chemical substance information | information provided by: ofmpeb.epa.gov (external link) |
| solubility in water (g/100ml) | grams dissolved per 100ml of water: 100g/20 ℃ |
| Use | is used as an analytical reagent and also used in the pharmaceutical industry as an analytical reagent. Organic reaction catalysts. |
| production method | 1. Ammonium bisulfate can be obtained by Dissolving ammonium sulfate in hot concentrated sulfuric acid, precipitating crystals after cooling, and separating the crystals. |
| category | corrosive article |
| toxicity grade | poisoning |
| Acute toxicity | Reference range: oral-rat LD50: 3250 mg/kg |
| flammability hazard characteristics | toxic sulfur oxides, nitrogen oxides and ammonia smoke generated at high temperature |
| storage and transportation characteristics | warehouse ventilation and low temperature drying |
| extinguishing agent | dry powder, foam, sand, carbon dioxide, water mist |
Last Update：2024-04-10 22:29:15
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