Chromium(III) atomic absorption standard solution (CAS 7440-47-3) — formula Cr, molecular weight 51.996; category organic chemicals.
Chromium(III) atomic absorption standard solution (CAS 7440-47-3) is a chemical raw material in the organic chemicals category. Its molecular formula Cr comprises 1 Cr atom. Its molecular weight is about 51.996. Reported physicochemical data: melting point around 3452 °F (NTP, 1992), boiling point around 4788 °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 | 7440-47-3 |
|---|---|
| Molecular Formula | Cr |
| Molecular Weight | 51.996 |
| Melting Point | 3452 °F (NTP, 1992) |
| Boiling Point | 4788 °F at 760 mmHg (NTP, 1992) |
| Applications | The metal chromium is used mainly for making steel and other alloys, MINING, SMELTING, OR METALLURGY: Ore mining and crushing operations, Alloy production, Produce chromates from chromite |
| Category | Organic Chemicals |
Documented applications: The metal chromium is used mainly for making steel and other alloys, MINING, SMELTING, OR METALLURGY: Ore mining and crushing operations, Alloy production, Produce chromates from chromite.
Chromium(III) atomic absorption standard solution is a carbon-based organic compound with CAS registry number 7440-47-3 and molecular formula Cr (molecular weight 51.996), belonging to the organic chemicals segment of chemical raw materials.
CAS number: 7440-47-3
Its molecular formula Cr comprises 1 Cr atom.
Also known as: Chromium(III) atomic absorption standard solution · 铬 · Chromium · Chrome
Category: organic chemicals
The CAS registry number of Chromium(III) atomic absorption standard solution is 7440-47-3.
Molecular formula Cr, molecular weight 51.996.
It is also registered under: Chromium(III) atomic absorption standard solution, 铬, Chromium, Chrome.
Recorded applications: The metal chromium is used mainly for making steel and other alloys, MINING, SMELTING, OR METALLURGY: Ore mining and crushing operations, Alloy production, Produce chromates from chromite.
Category: Organic Chemicals.
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 Chromium(III) atomic absorption standard solution (CAS 7440-47-3), compiled from public chemistry databases.
| CAS Registry Number | 7440-47-3 |
|---|---|
| PubChem CID | 23976 |
| Molecular formula | Cr |
| IUPAC name | chromium |
| UNII (FDA) | 0R0008Q3JB |
| Molecular Weight | 51.996 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 0 |
| Rotatable Bond Count | 0 |
| Exact Mass | 51.940505 |
| Monoisotopic Mass | 51.940505 |
| Topological Polar Surface Area | 0 |
| Heavy Atom Count | 1 |
| Boiling Point | 4788 °F at 760 mmHg (NTP, 1992) |
|---|---|
| Boiling Point | 2642 |
| Boiling Point | 4788 ° F |
| Boiling Point | 2642 °C |
| Boiling Point | 4788 °F |
| Boiling Point | 2671 °C @760 [mm Hg] |
| Melting Point | 3452 °F (NTP, 1992) |
| Melting Point | 1900 |
| Melting Point | 3452 °F |
| Melting Point | 1907 °C |
CHROMIUM; 7440-47-3; Chrome; Chromium metal; Chrom; Chromium, elemental; Dinakrome; BioChrome; DTXSID3031022; CHEBI:28073; 0R0008Q3JB; Dietary Chromium; Chromium Metallicum; RefChem:5683; lambda6-chromium(6+) ion; DTXCID1011022
| Regulatory & Food Contact | CIR / INCI: Cosmetics ingredient -> Other (Specify) |
|---|---|
| GHS notification summary | 50% (1202 / 2404) |
| GHS notification summary | 50% (1202 / 2404) |
|---|---|
| Reported hazard statements | H317 (20.7%), H319 (19.1%), H334 (20.3%), H335, H320, H341, H371, H400 |
This chemical does not meet GHS hazard criteria for 50% (1202 of 2404) of reports.
H317 (20.7%): May cause an allergic skin reaction [Warning Sensitization, Skin]
Chrome · CAS 7440-47-3 · Cr. UNII 0R0008Q3JB. Boiling Point: 4788 °F at 760 mmHg (NTP, 1992); Boiling Point: 2642; Boiling Point: 4788 ° F.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 铬