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Merck

24-4350

Sigma-Aldrich

铬酸钾

SAJ first grade, ≥98.5%

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About This Item

线性分子式:
K2CrO4
CAS号:
分子量:
194.19
EC號碼:
MDL號碼:
分類程式碼代碼:
12352300
PubChem物質ID:

等級

SAJ first grade

蒸汽密度

6.7 (vs air)

化驗

≥98.5%

形狀

solid

存貨情形

available only in Japan

pH值

8.5-10.0 (20 °C, 50 g/L)

mp

971 °C (lit.)

SMILES 字串

[K+].[K+].[O-][Cr]([O-])(=O)=O

InChI

1S/Cr.2K.4O/q;2*+1;;;2*-1

InChI 密鑰

XMXNVYPJWBTAHN-UHFFFAOYSA-N

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訊號詞

Danger

危險分類

Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

標靶器官

Respiratory system

儲存類別代碼

6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

dust mask type N95 (US), Eyeshields, Faceshields, Gloves, type P2 (EN 143) respirator cartridges


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Subhendra N Mattagajasingh et al.
Journal of applied toxicology : JAT, 28(8), 987-997 (2008-07-11)
Hexavalent chromium [Cr(VI)] compounds are Group-I human carcinogens. Cr(VI)-induced DNA-protein crosslinks (DPCs) have been implicated in the mutagenic and carcinogenic effects of Cr(VI). Although multiple mechanisms have been suggested for Cr(VI)-induced DNA-protein crosslinking, the mechanism of formation of DNA-protein crosslinks
Xue Zhou et al.
Toxicology and applied pharmacology, 236(1), 78-84 (2009-04-18)
Occupational exposure to nickel (Ni), chromium (Cr), and arsenic (As) containing compounds has been associated with lung cancer and other adverse health effects. Their carcinogenic properties may be attributable in part, to activation and/or repression of gene expression induced by
Cecylia Wardak
Journal of hazardous materials, 186(2-3), 1131-1135 (2010-12-21)
A new polyvinylchloride membrane sensor for Pb(2+) with solid contact based on ionic liquid has been prepared. The electrode shows a Nernstian response for lead ions over a wide concentration range (1×10(-8) to 1×10(-1) mol L(-1)) and the slope of
Nejla Soudani et al.
Experimental and toxicologic pathology : official journal of the Gesellschaft fur Toxikologische Pathologie, 63(6), 541-548 (2010-05-25)
Chromium, a major environmental pollutant, is known for its wide toxic manifestations. The present experiment pertains to the protective role of selenium (Se) against K(2)Cr(2)O(7)-induced hepatotoxicity. Female Wistar rats were divided into four groups of six each: group I served
Inês Domingues et al.
Comparative biochemistry and physiology. Toxicology & pharmacology : CBP, 152(3), 338-345 (2010-06-23)
The present work aims to compare the sensitivity of embryos and adult zebrafish to chromium (VI) (as potassium dichromate) focusing on biomarkers (cholinesterase, glutathione S-transferase and lactate dehydrogenase) as endpoints. Zebrafish eggs showed less sensitivity to Cr (VI) (96 h-LC50=145.7

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