221295
硝酸钾
ACS reagent, ≥99.0%
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关于此项目
线性分子式:
KNO3
化学文摘社编号:
分子量:
101.10
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-818-8
MDL number:
Assay:
≥99.0%
Grade:
ACS reagent
Form:
crystals
grade
ACS reagent
Quality Segment
assay
≥99.0%
form
crystals
impurities
≤0.005% insolubles
pH
4.5-8.5 (25 °C, 5%)
mp
334 °C (lit.)
anion traces
chloride (Cl-): ≤0.002%, iodate (IO3-): ≤5 ppm, nitrite (NO2-): ≤0.001, phosphate (PO43-): ≤5 ppm, sulfate (SO42-): ≤0.003%
cation traces
Ca: ≤0.005%, Fe: ≤3 ppm, Mg: ≤0.002%, Na: ≤0.005%, heavy metals: ≤5 ppm (by ICP-OES)
SMILES string
[K+].[O-][N+]([O-])=O
InChI
1S/K.NO3/c;2-1(3)4/q+1;-1
InChI key
FGIUAXJPYTZDNR-UHFFFAOYSA-N
General description
硝酸钾是一种常用作氮肥的水溶性无机盐。 它在牙膏中可作为牙齿过敏的脱敏剂。 向生长培养基中添加KNO3已显示出可促进盐胁迫的甜瓜植物的生长。
Application
硝酸钾可被用于通过使用N-溴代琥珀酰亚胺对异喹啉进行溴化来合成5-溴-8-硝基异喹啉。
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signalword
Warning
hcodes
Hazard Classifications
Ox. Sol. 3
存储类别
5.1B - Oxidizing hazardous materials
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable