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关于此项目
产品名称
邻苯二甲酸氢钾, for analysis EMSURE® Reag. Ph Eur
SMILES string
[K+].[O-]C(=O)c1c(cccc1)C(=O)[O-].[H+]
InChI
1S/C8H6O4.K/c9-7(10)5-3-1-2-4-6(5)8(11)12;/h1-4H,(H,9,10)(H,11,12);/q;+1/p-1
InChI key
IWZKICVEHNUQTL-UHFFFAOYSA-M
Quality Level
grade
reagent grade
agency
reag. Ph. Eur.
product line
EMSURE®
assay
≥99.5% dry basis (perchloric acid titration)
form
solid
potency
>3200 mg/kg LD50, oral (Rat)
impurities
≤0.005% In water insoluble matter
loss
≤0.2% loss on drying, 105°C
pH
4.0 (20 °C, 50 g/L in H2O)
mp
295-300 °C
solubility
water: soluble (93 g/l (86 °F / 30 °C))
density
1.636 g/cm3
bulk density
900 kg/m3
anion traces
chloride (Cl-): ≤0.002%
sulfur compounds (as SO42-): ≤0.005%
cation traces
Cu: ≤0.0002%
Fe: ≤0.0005%
Na: ≤0.01%
Pb: ≤0.0005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
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Analysis Note
鉴别(红外光谱):通过测试
不溶于水的物质: ≤ 0.005 %
氯化物(Cl): ≤ 0.002 %
硫化合物(以SO₄计): ≤ 0.005 %
重金属(以铅计): ≤ 0.0005 %
Cu(铜): ≤ 0.0002 %
Fe(铁): ≤ 0.0005 %
Na(钠): ≤ 0.01 %
Pb(铅): ≤ 0.0005 %
干燥失重(105 °C): ≤ 0.2 %
符合Reag. Ph Eur
Application
- Coulometric method with titratable impurity analysis and mass balance method:本研究提供一种方法将邻苯二甲酸氢钾的酸量纯度转化为化学纯度,并使用定量核磁共振技术(qNMR)验证,以提升分析化学用标准品(Huang T et al., 2023)。
- Triplet states of the nonlinear optical chromophore DCM in single crystals:研究邻苯二甲酸氢钾单晶中非线性生色团DCM的三重激发态及其与单分子暗态的关系,对于开发光学材料有重要意义(Barbon A et al., 2009)。
Legal Information
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
387.1 °F - Pensky-Martens closed cup
flash_point_c
197.3 °C - Pensky-Martens closed cup
实验方案
Photometric determination using the Griess method subsequent to extraction
萃取化后采用格里斯法进行光度测定
Spectrophotometric Griess assay protocol for quantitative nitrite analysis in dried meat after extraction with potassium hydrogen phthalate.
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