Ammonium hydrogen sulfate
Also known as: Ammonium bisulfate, Ammonium bisulphate, Ammonium hydrogensulphate, Sulfuric acid, monoammonium salt, Ammonium acid sulfate
Ammonium hydrogen sulfate (CAS 7803-63-6) is a compound in the Inorganic Chemicals category listed in the Jingsj chemical database. It has the molecular formula H5NO4S and a molecular weight of 115.10900 g/mol. Key properties include a melting point of 147 °C, a boiling point of 350 °C (dec.)(lit.) and a density of 1.79 g/mL at 25 °C(lit.). It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 7803-63-6
- Jingsj CID
- J-927450-4
- Molecular Formula
- H5NO4S
- Molecular Weight
- 115.10900 g/mol
- Category
- Inorganic Chemicals
- Last updated
- 8/21/2026
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Request a quotePhysicochemical Properties
| Melting Point | 147 °C |
|---|---|
| Boiling Point | 350 °C (dec.)(lit.) |
| Density | 1.79 g/mL at 25 °C(lit.) |
| Exact Mass | 114.99400 |
| PSA | 85.81000 |
| LogP | 0.46160 |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2832200000 |
|---|
Frequently Asked Questions
What is the CAS number of Ammonium hydrogen sulfate?
The CAS number of Ammonium hydrogen sulfate is 7803-63-6.
What are the molecular formula and molecular weight of Ammonium hydrogen sulfate?
Ammonium hydrogen sulfate has molecular formula H5NO4S and molecular weight 115.10900 g/mol.
Is Ammonium hydrogen sulfate hazardous?
Ammonium hydrogen sulfate has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of Ammonium hydrogen sulfate?
For Ammonium hydrogen sulfate, Upstream Products: Sulfamic acid, SULFUR DIOXIDE, nitric oxide; Downstream Products: 2-Aminoethyl hydrogen sulfate, Borazine, Ammonium dihydrogen phosphate.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Ammonium hydrogen sulfate (CAS 7803-63-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-927450-4 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.