Chrome

Name: Chrome
Brand: Jinan Shenghe Chemical Co., Ltd.
SKU: 16547

CAS 7440-47-3CrMW 51.996

Chrome (CAS 7440-47-3) — formula Cr, molecular weight 51.996; category inorganic chemicals.

Specifications

CAS Number7440-47-3

Molecular FormulaCr

Molecular Weight51.996

Melting Point3452 °F (NTP, 1992)

Boiling Point4788 °F at 760 mmHg (NTP, 1992)

CategoryInorganic Chemicals

Purchase Profile

What this product is

Chrome is an inorganic compound with CAS registry number 7440-47-3 and molecular formula Cr (molecular weight 51.996), belonging to the inorganic chemicals segment of chemical raw materials.

Identification

CAS number: 7440-47-3

Its molecular formula Cr comprises 1 Cr atom.

Also known as: Chrome · Chromium(III) atomic absorption standard solution · Chromium

Category: inorganic chemicals

Frequently Asked Questions

What is the CAS number of Chrome?

The CAS registry number of Chrome is 7440-47-3.

What is the molecular formula and molecular weight of Chrome?

Molecular formula Cr, molecular weight 51.996.

What other names is Chrome known by?

It is also registered under: Chrome, Chromium(III) atomic absorption standard solution, Chromium.

Which category does Chrome belong to?

Category: Inorganic Chemicals.

PubChem Public Data

Public-database records for Chrome (CAS 7440-47-3), reproduced here for independent cross-checking.

Safety classification and hazard statements

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]

Regulatory listings

Regulatory & Food Contact	CIR / INCI: Cosmetics ingredient -> Other (Specify)
GHS notification summary	50% (1202 / 2404)

Physical description and handling notes

Chromium is a very hard gray solid with a metallic luster. (NTP, 1992)
Dry Powder; Large Crystals; Dry Powder; Other Solid; Dry Powder; Other Solid; Large Crystals; CBI
Blue-white to steel-gray, lustrous, brittle, hard, odorless solid; [NIOSH]
GREY POWDER.
Blue-white to steel-gray, lustrous, brittle, hard, odorless solid.
Appearance and odor vary depending upon the specific compound.

Reported physical properties

沸点	4788 °F at 760 mmHg (NTP, 1992)
沸点	2642
沸点	4788 ° F
沸点	2642 °C
沸点	4788 °F
沸点	2671 °C @760 [mm Hg]
熔点	3452 °F (NTP, 1992)
熔点	1900
熔点	3452 °F
熔点	1907 °C

How this substance is indexed

CAS Registry Number	7440-47-3
PubChem CID	23976
分子式	Cr
IUPAC 名称	chromium
UNII（FDA）	0R0008Q3JB

Documented uses

The metal chromium is used mainly for making steel and other alloys.
Steel Producing [Category: Industry]
Abrasive Blasting [Category: Clean]
Metal Preparation and Pouring [Category: Foundry]
Metal Machining [Category: Heat or Machine]
Electroplating [Category: Plate]

Names this substance appears under

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

Computed molecular descriptors

分子量	51.996
氢键供体数	0
氢键受体数	0
可旋转键数	0
精确质量	51.940505
单同位素质量	51.940505
拓扑极性表面积	0
重原子数	1
形式电荷	0
复杂度	0

Database abstract

Chrome · CAS 7440-47-3 · Cr. UNII 0R0008Q3JB. 沸点: 4788 °F at 760 mmHg (NTP, 1992); 沸点: 2642; 沸点: 4788 ° F.

Source: PubChem / Wikidata; the batch COA governs where values differ.

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