Potassium bromide (CAS 7758-02-3) — formula KBr, molecular weight 117.88 g/mol; category food additives.
Potassium bromide (CAS 7758-02-3) is a chemical raw material in the food additives category. Its molecular formula KBr comprises 1 K, 1 Br atoms. Its molecular weight is about 117.88 g/mol. Reported physicochemical data: melting point around 1346 °F (NTP, 1992), boiling point around 2615 °F at 760 mmHg (NTP, 1992). As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 7758-02-3 |
|---|---|
| Molecular Formula | KBr |
| Molecular Weight | 117.88 g/mol |
| Melting Point | 1346 °F (NTP, 1992) |
| Boiling Point | 2615 °F at 760 mmHg (NTP, 1992) |
| Applications | Used to make photographic papers and plates, for process engraving and lithography, in special soaps, for spectroscopy, for infrared transmission, as laboratory reagent |
| Category | Other Food Additives |
Documented applications: Used to make photographic papers and plates, for process engraving and lithography, in special soaps, for spectroscopy, for infrared transmission, as laboratory reagent.
Potassium bromide is a food-grade compound with CAS registry number 7758-02-3 and molecular formula KBr (molecular weight 117.88 g/mol), belonging to the food additives segment of chemical raw materials.
CAS number: 7758-02-3
Its molecular formula KBr comprises 1 K, 1 Br atoms.
Also known as: Potassium bromide · POTASSIUM BROMIDE, ACS
Category: food additives
The CAS registry number of Potassium bromide is 7758-02-3.
Molecular formula KBr, molecular weight 117.88 g/mol.
It is also registered under: Potassium bromide, POTASSIUM BROMIDE, ACS.
Recorded applications: Used to make photographic papers and plates, for process engraving and lithography, in special soaps, for spectroscopy, for infrared transmission, as laboratory reagent.
Category: Other Food Additives.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Potassium bromide (CAS 7758-02-3), compiled from public chemistry databases.
| CAS Registry Number | 7758-02-3 |
|---|---|
| PubChem CID | 253877 |
| Molecular formula | KBr |
| Molecular weight | 117.88 g/mol |
| IUPAC name | potassium bromide |
| InChIKey | IOLCXVTUBQKXJR-UHFFFAOYSA-M |
| UNII (FDA) | OSD78555ZM |
| ChEBI ID | CHEBI:32030 |
| Molecular Weight | 119.00 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 1 |
| Rotatable Bond Count | 0 |
| Exact Mass | 117.88204 |
| Monoisotopic Mass | 117.88204 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 2 |
| Boiling Point | 2615 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 1435 °C |
| Boiling Point | 1435 °C @760 [mm Hg] |
| Melting Point | 1346 °F (NTP, 1992) |
| Melting Point | 730 °C |
| Melting Point | 734 °C |
| Solubility | In water, 67.8 g/100 g at 25 °C |
| Density | 2.74 g/cu cm at 25 °C |
| Density | 2.75 @25 °C |
| Vapor Pressure | 1 mmHg at 1463 °F (NTP, 1992) |
POTASSIUM BROMIDE; 7758-02-3; Bromide salt of potassium; Potassium bromide (KBr); Bromure de potassium; Kaliumbromid; Kalii bromidum; Kali bromatum; Tripotassium tribromide; NSC-77367; OSD78555ZM; DTXSID5025946; CHEBI:32030; bromopotassium; Pot brom; K-BroVet
| Regulatory & Food Contact | FDA Substance added to food: WASHING OR SURFACE REMOVAL AGENT FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 3.2% (17 / 538) |
| GHS notification summary | 3.2% (17 / 538) |
|---|---|
| Reported hazard statements | H315 (12.6%), H319 (91.4%), H335 (12.3%) |
This chemical does not meet GHS hazard criteria for 3.2% (17 of 538) of reports.
H315 (12.6%): Causes skin irritation [Warning Skin corrosion/irritation]
Potassium bromide is identified by CAS 7758-02-3, molecular formula KBr and molecular weight 117.88 g/mol. UNII OSD78555ZM; ChEBI 32030; InChIKey IOLCXVTUBQKXJR-UHFFFAOYSA-M. Boiling Point: 2615 °F at 760 mmHg (NTP, 1992); Boiling Point: 1435 °C; Boiling Point: 1435 °C @760 [mm Hg].
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: Potassium bromide