450138
重铬酸铵
99.999% trace metals basis
别名:
红矾铵
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关于此项目
线性分子式:
(NH4)2Cr2O7
化学文摘社编号:
分子量:
252.06
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
232-143-1
MDL number:
Assay:
99.999% trace metals basis
Form:
crystalline
产品名称
重铬酸铵, 99.999% trace metals basis
InChI key
XAQCJVGGJJFLPP-UHFFFAOYSA-L
InChI
1S/2Cr.2H3N.2H2O.5O/h;;2*1H3;2*1H2;;;;;/q2*+1;;;;;;;;;/p-2
SMILES string
N.N.O[Cr](=O)(=O)O[Cr](O)(=O)=O
vapor density
8.7 (vs air)
assay
99.999% trace metals basis
form
crystalline
reaction suitability
reagent type: oxidant
impurities
≤15.0 ppm Trace Metal Analysis
mp
170 °C (dec.) (lit.)
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signalword
Danger
Hazard Classifications
Acute Tox. 2 Inhalation - Acute Tox. 3 Oral - Acute Tox. 4 Dermal - Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B - Eye Dam. 1 - Muta. 1B - Ox. Sol. 2 - Repr. 1B - Resp. Sens. 1 - Skin Corr. 1B - Skin Sens. 1 - STOT RE 1
存储类别
4.1A - Other explosive hazardous materials
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
新产品
此项目有
K L Meert et al.
Annals of emergency medicine, 24(4), 748-750 (1994-10-01)
We report the ingestion of ammonium dichromate by a child that resulted in multiple-organ-system failure and death. Exchange transfusion and hemodialysis were ineffective in removing significant amounts of chromium or causing sustained clinical improvement. We suggest that immediate, large doses
Chromate in colour television tube manufacture.
S Sinclair et al.
Contact dermatitis, 21(5), 353-353 (1989-11-01)
S A Ali
American journal of contact dermatitis : official journal of the American Contact Dermatitis Society, 8(4), 222-224 (1998-01-07)
An outbreak of dermatitis occurred in the Flow Coat sector of a large and modern color television factory. After investigating the working procedures in this area, a risk of contamination of the skin and clothing with ammonium dichromate was found
Investigation and prevention of chromate dermatitis in colour television manufacture.
C J Stevenson et al.
The Journal of the Society of Occupational Medicine, 33(1), 19-20 (1983-01-01)
Shankha S Acharyya et al.
ACS applied materials & interfaces, 6(16), 14451-14459 (2014-08-02)
Three-dimensional (3D) raspberry-like CuCr2O4 spinel nanoparticles were prepared hydrothermally in the presence of cationic surfactant, cetyltrimethylammonium bromide (CTAB). Detailed characterization of the material was carried out by X-ray diffraction (XRD), inductively coupled plasma-atomic emission spectroscopy (ICP-AES), X-ray photoelectron spectroscopy (XPS)
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