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关于此项目
线性分子式:
K2HPO4
化学文摘社编号:
分子量:
174.18
PubChem Substance ID:
eCl@ss:
38070212
UNSPSC Code:
12352302
NACRES:
NB.24
EC Number:
231-834-5
MDL number:
Assay:
≥99.0% (T)
Form:
powder or crystals
Solubility:
water: soluble (completely)
Quality Level
grade
ACS reagent, puriss. p.a.
assay
≥99.0% (T)
form
powder or crystals
impurities
≤0.001% total nitrogen (N)
loss
≤1.0% loss on drying, 105 °C
pH
8.5-9.6 (25 °C, 50 mg/mL in H2O)
solubility
water: soluble (completely)
anion traces
chloride (Cl-): ≤30 mg/kg, sulfate (SO42-): ≤50 mg/kg
cation traces
Ca: ≤50 mg/kg, Cd: ≤5 mg/kg, Co: ≤5 mg/kg, Cr: ≤5 mg/kg, Cu: ≤5 mg/kg, Fe: ≤10 mg/kg, Mg: ≤5 mg/kg, Mn: ≤5 mg/kg, Na: ≤500 mg/kg, Ni: ≤5 mg/kg, Pb: ≤5 mg/kg, Zn: ≤5 mg/kg, heavy metals: ≤5 ppm (by ICP-OES)
SMILES string
[K+].[K+].OP([O-])([O-])=O
InChI
1S/2K.H3O4P/c;;1-5(2,3)4/h;;(H3,1,2,3,4)/q2*+1;/p-2
InChI key
ZPWVASYFFYYZEW-UHFFFAOYSA-L
General description
磷酸氢二钾是一种有用的生物缓冲液,其pH值在8.5-9.6范围内。磷酸钾以多种形式存在:一元(KH2PO4)、二元的(KH2PO4)和三元(K3PO4)。磷酸钾缓冲液被广泛用于平衡透析、高效液相色谱(HPLC)和亲和毛细管电泳研究。
Application
- β-乳球蛋白稳定的纳米乳剂--影响液滴大小和纳米乳剂稳定性的制剂和工艺因素。:研究探讨了制剂和工艺参数对β-乳球蛋白稳定纳米乳剂的稳定性和大小的影响,制剂过程中可能使用了磷酸氢二钾(Ali et al., 2016)。
- 凝胶挤出模块(GEM)片剂制剂特性与药物溶出速率的相关性研究。:研究了片剂制剂过程中凝胶挤出特性对药物溶出速率的影响,对于研究溶出行为的化学家具有重要意义,可能涉及了磷酸氢二钾(Juang and Storey, 2003)。
- 光化学诱导荧光检测-高效液相色谱法测定苯脲类化合物。:讨论了一种使用高效液相色谱法检测苯脲类化合物的方法,该方法可能涉及磷酸氢二钾作为流动相或样品制备的组分(Munoz de la Pena et al., 2002)。
- 药品中泛影酸钠的LC法测定和纯度分析。:研究详细介绍了一种测定和分析泛影酸钠纯度的方法,其中磷酸氢二钾可以作为色谱系统的一部分(Chellquist et al., 1997)。
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存储类别
13 - Non Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
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A new type of amperometric glucose biosensor based on silicon dioxide coated magnetic nanoparticle decorated multiwalled carbon nanotubes (Fe(3)O(4)@SiO(2)/MWNTs) on a glassy carbon electrode (GCE) has been developed. MWNTs have been synthesized by catalytic chemical vapour decomposition (CCVD) of acetylene
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Potassium phosphate buffer is often used in methods such as equilibrium dialysis, high performance liquid chromatography (HPLC), and affinity capillary electrophoresis (ACE) for characterizing the binding of drugs and hormones with proteins or other ligands within the body. In these
全球贸易项目编号
| 货号 | GTIN |
|---|---|
| 60356-1KG | 04061835563371 |