Chromium(III) atomic absorption standard solution

Name: Chromium(III) atomic absorption standard solution
Brand: 济南圣和化工有限公司

CAS 7440-47-3CrMW 51.996

Chromium(III) atomic absorption standard solution，CAS 登记号 7440-47-3，由济南圣和化工有限公司现货供应，可提供纯度按批次COA提供(不公开发布) 的规格，下游主要用于Organic Chemicals。支持样品与小批量试用，批量价格请联系我们获取，验收以批次 COA 为准。

规格参数

CAS号7440-47-3

分子式Cr

分子量51.996

熔点3452 °F (NTP, 1992)

沸点4788 °F at 760 mmHg (NTP, 1992)

纯度按批次COA提供(不公开发布)

包装按订单/批次确认(不公开发布)

应用领域Organic Chemicals

类别Organic Chemicals

用途与场景

Organic Chemicals

包装与供货

包装规格按订单/批次确认(不公开发布)

纯度规格按批次COA提供(不公开发布)

储存条件密封、阴凉干燥处保存

供货周期现货/按订单安排

文件与支持

每批随货提供 COA；可按需提供 MSDS 及技术文件。邮件注明产品名称与 CAS 号，一个工作日内回复报价。

常见问题

在哪里能查到 Chromium(III) atomic absorption standard solution 的 CAS 号？

本页已列出 Chromium(III) atomic absorption standard solution 的 CAS 号：7440-47-3，可与随货 COA 核对。

可以提供哪些规格和包装？

常见纯度为按批次COA提供(不公开发布)，包装形式为按订单/批次确认(不公开发布)，特殊规格可在询价时说明。

Chromium(III) atomic absorption standard solution 一般用在什么产品里？

主要涉及Organic Chemicals。

下单流程是怎样的？

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PubChem 公开数据

Description

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

Identification

CAS Registry Number	7440-47-3
PubChem CID	23976
Molecular formula	Cr
IUPAC name	chromium
UNII (FDA)	0R0008Q3JB

Computed Descriptors

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
Formal Charge	0
Complexity	0

Physical & Chemical Properties

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

Physical description & 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.

Regulatory Status

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

GHS Hazard Classification

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]

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]

Synonyms

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

Frequently Asked Questions

What are the CAS number and molecular formula of Chrome?

CAS 7440-47-3; molecular formula Cr; molecular weight — g/mol.

What other names is Chrome known by?

CHROMIUM, 7440-47-3, Chrome, Chromium metal, Chrom, Chromium, elemental.

What is the regulatory status of Chrome?

Documented regulatory listings: CIR / INCI: Cosmetics ingredient -> Other (Specify).

Is Chrome classified as hazardous?

50% of GHS notifications report no hazard classification (1202 of 2404).

What are the key physical properties of Chrome?

Boiling Point: 4788 °F at 760 mmHg (NTP, 1992); Boiling Point: 2642; Boiling Point: 4788 ° F; Boiling Point: 2642 °C.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.

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