12249
铬酸钾
puriss., ≥99%
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关于此项目
线性分子式:
K2CrO4
化学文摘社编号:
分子量:
194.19
NACRES:
NA.55
PubChem Substance ID:
UNSPSC Code:
12352300
EC Number:
232-140-5
MDL number:
Assay:
≥99%
Form:
powder or crystals
Solubility:
water: soluble (39.4 g/l at 30 °C (86 °F), 637 g/l at 20 °C (68 °F))
vapor density
6.7 (vs air)
Quality Level
grade
puriss.
assay
≥99%
form
powder or crystals
loss
≤0.5% loss on drying, 105 °C
pH
8.5-10.0 (20 °C, 5%)
mp
971 °C (lit.)
solubility
water: soluble (39.4 g/l at 30 °C (86 °F), 637 g/l at 20 °C (68 °F))
anion traces
chloride (Cl-): ≤50 mg/kg, sulfate (SO42-): ≤200 mg/kg
cation traces
Ca: ≤50 mg/kg
SMILES string
[K+].[K+].[O-][Cr]([O-])(=O)=O
InChI
1S/Cr.2K.4O/q;2*+1;;;2*-1
InChI key
XMXNVYPJWBTAHN-UHFFFAOYSA-N
Application
- Analysis of the Effects of Cr(VI) Exposure on mRNA Modifications.: This research investigates the impact of potassium chromate exposure on mRNA modifications using sophisticated analytical chemistry techniques, revealing insights into the molecular mechanisms of chromium toxicity and its implications for human health (Chen et al., 2019).
- Determination of urine oxalate level in rats with renal calcium oxalate calculus by high-performance liquid chromatography.: Utilizing potassium chromate in the chromatographic analysis, this study presents a method for accurately measuring urine oxalate levels, crucial for research on kidney stone prevention (Cao et al., 2015).
- Shotgun proteomic analysis unveils survival and detoxification strategies by Caulobacter crescentus during exposure to uranium, chromium, and cadmium.: Incorporates potassium chromate to study microbial resistance mechanisms through proteomic profiling, providing valuable data for bioremediation strategies (Yung et al., 2014).
- Analytical study of modern paint layers on metal knight shields: the use and effect of titanium white.: Features methods where potassium chromate aids in the identification of chemical components in cultural heritage conservation studies (Lauridsen et al., 2014).
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signalword
Danger
Hazard Classifications
Aquatic Acute 1 - Aquatic Chronic 1 - Carc. 1B Inhalation - Eye Irrit. 2 - Muta. 1B - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3
target_organs
Respiratory system
存储类别
6.1D - Non-combustible acute toxic Cat.3 / toxic hazardous materials or hazardous materials causing chronic effects
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
法规信息
危险化学品
此项目有
Redetermination of the structures of potassium sulphate and potassium chromate: the effect of electrostatic crystal forces upon observed bond lengths.
McGinnety JA.
Acta Crystallographica Section B, Structural Science, Crystal Engineering and Materials, 28(9), 2845-2852 (1972)
Comparative Study of Factors Influencing the Action of Corrosion Inhmitors for Mild Steel in Neutral Solution: II. Potassium Chromate.
Mercer AD and Jenkins IR.
British Corrosion Journal, 3(3), 130-135 (1968)
Eagleson M.
Concise Encyclopedia Chemistry, 881-881 (1994)
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 857341P-1MG | 04061835191253 |
| 12249-500G | 04061838721297 |
| 12249-1KG | 04061826262344 |
| 12249-100G | 04061838721280 |