229806
磷酸二氢钾 一元
99.99% trace metals basis
别名:
prim.-磷酸钾, 磷酸二氢钾
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关于此项目
线性分子式:
KH2PO4
化学文摘社编号:
分子量:
136.09
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12352302
EC Number:
231-913-4
MDL number:
Assay:
99.99% trace metals basis
Form:
solid
Solubility:
water: soluble
InChI key
GNSKLFRGEWLPPA-UHFFFAOYSA-M
InChI
1S/K.H3O4P/c;1-5(2,3)4/h;(H3,1,2,3,4)/q+1;/p-1
assay
99.99% trace metals basis
form
solid
reaction suitability
core: potassium
impurities
≤150.0 ppm Trace Metal Analysis
Quality Level
mp
252.6 °C (lit.)
solubility
water: soluble
density
2.338 g/mL at 25 °C (lit.)
cation traces
Al: ≤0.3 ppm, Ca: ≤16.1 ppm, Cr: ≤0.3 ppm, Fe: ≤1.5 ppm, Mg: ≤0.2 ppm, Mn: ≤0.1 ppm, Na: ≤11.8 ppm, Rb: ≤9.6 ppm
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General description
磷酸二氢钾晶体无色，可溶于水，具有吸湿性。在加热至 187℃ 时，KH2PO4 发生相转换，晶系统由四方向单斜转变，195℃ 时的晶格参数为 α=7.47Å, b =7.33Å, c =14.49Å, α= β = 90° 和 γ=92.2.
Application
可能使用过
- 产生荧光发射的碳点
- 缓冲剂
- pH 控制剂
- 乳化剂
- 稳定剂
- 保水剂，
- 食品中的抗氧化剂
存储类别
11 - Combustible Solids
wgk
WGK 1
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
X-Ray Study of High-Temperature Phase Transitions in KH2PO4
Itoh K,et al
Journal of the Physical Society of Japan, 39, 843-849 (1975)
Zheng-Chun Yang et al.
Chemical communications (Cambridge, England), 47(42), 11615-11617 (2011-09-21)
A facile method is developed to synthesize intrinsically fluorescent carbon dots by hydrothermal treatment of glucose in the presence of monopotassium phosphate. The fluorescence emission of the carbon dots thus produced is tunable by simply adjusting the concentration of monopotassium
Przemyslaw Nogly et al.
IUCrJ, 2(Pt 2), 168-176 (2015-04-14)
Lipidic cubic phases (LCPs) have emerged as successful matrixes for the crystallization of membrane proteins. Moreover, the viscous LCP also provides a highly effective delivery medium for serial femtosecond crystallography (SFX) at X-ray free-electron lasers (XFELs). Here, the adaptation of
Casper Skovgaard et al.
Journal of applied physiology (Bethesda, Md. : 1985), 117(10), 1097-1109 (2014-09-06)
The purpose of this study was to examine whether speed endurance training (SET, repeated 30-s sprints) and heavy resistance training (HRT, 80-90% of 1 repetition maximum) performed in succession are compatible and lead to performance improvements in moderately trained endurance
Xinyan Wu et al.
Nature communications, 5, 4961-4961 (2014-09-24)
The PIK3CA gene is frequently mutated in human cancers. Here we carry out a SILAC-based quantitative phosphoproteomic analysis using isogenic knockin cell lines containing 'driver' oncogenic mutations of PIK3CA to dissect the signalling mechanisms responsible for oncogenic phenotypes induced by
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