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Merck
CN

79690

Sigma-Aldrich

磷钨酸 水合物

for microscopy

别名:

钨磷酸

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About This Item

线性分子式:
H3[P(W3O10)4] · xH2O
CAS号:
分子量:
2880.05 (anhydrous basis)
MDL编号:
UNSPSC代码:
12171500
PubChem化学物质编号:
NACRES:
MA.02

等级

for microscopy

质量水平

形式

powder or crystals

杂质

≤0.002% total nitrogen (N)

缺失

≤15% loss on drying

pH值(酸碱度)

2 (20 °C)

mp

~95 °C (lit.)

溶解性

water: 0.5 g/10 mL, clear, colorless

痕量阴离子

chloride (Cl-): ≤50 mg/kg
sulfate (SO42-): ≤100 mg/kg

痕量阳离子

Ca: ≤20 mg/kg
Cu: ≤5 mg/kg
Fe: ≤20 mg/kg
K: ≤50 mg/kg
Na: ≤50 mg/kg
Pb: ≤20 mg/kg
Zn: ≤5 mg/kg

应用

diagnostic assay manufacturing
hematology
histology

储存温度

room temp

SMILES字符串

O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.O=[W](=O)=O.OP(O)(O)=O

InChI

1S/H3O4P.H2O.36O.12W/c1-5(2,3)4;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;/h(H3,1,2,3,4);1H2;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;

InChI key

AVFBYUADVDVJQL-UHFFFAOYSA-N

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一般描述

磷钨酸水合物是一种杂多酸。适用于检测生物碱和含氮碱类的试剂。它适用于制造有机颜料,和在电镀工业中作为添加剂。它赋予塑料、粘合剂和水泥防水性。它还被用作有机反应的催化剂。

应用

磷钨酸水合物可用作染色剂,用于十六烷基三甲基溴化铵(CTAB)包被金纳米棒的透射电子显微镜(TEM)成像。它可用于制备:
  1. 磷钨酸掺杂的有机改性硅酸盐(ormosil)杂交网络
  2. Niobia负载型磷钨酸(PTA)催化剂
  3. 二氧化钛(TiO2)纳米颗粒/磷钨酸(HPW)薄膜。

其他说明

蛋白质定量测定 Folin-酚法综述

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Oral - Aquatic Chronic 2 - Eye Dam. 1 - Skin Corr. 1C

WGK

WGK 2

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges


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Tobias Riede et al.
Journal of speech, language, and hearing research : JSLHR, 63(8), 2680-2694 (2020-08-09)
Purpose The larynx plays a role in swallowing, respiration, and voice production. All three functions change during ontogeny. We investigated ontogenetic shape changes using a mouse model to inform our understanding of how laryngeal form and function are integrated. We
Tony Werner et al.
Scientific reports, 8(1), 5465-5465 (2018-04-05)
The most common allergen in fish, the highly-abundant protein β-parvalbumin, forms amyloid structures as a way to avoid gastrointestinal degradation and transit to the blood. In humans, the same amyloid structures are mostly associated with neurodegenerative disorders such as Alzheimer's
Todd A Schoborg
Journal of visualized experiments : JoVE, (163) (2020-09-22)
Biomedical imaging tools permit investigation of molecular mechanisms across spatial scales, from genes to organisms. Drosophila melanogaster, a well-characterized model organism, has benefited from the use of light and electron microscopy to understand gene function at the level of cells
G. W. A. Milne
Gardner's Commercially Important Chemicals: Synonyms, Trade Names, and Properties, 496-496 (2005)
Sakari S Karhula et al.
PloS one, 12(1), e0171075-e0171075 (2017-01-31)
Contrast-enhanced micro-computed tomography (CEμCT) with phosphotungstic acid (PTA) has shown potential for detecting collagen distribution of articular cartilage. However, the selectivity of the PTA staining to articular cartilage constituents remains to be elucidated. The aim of this study was to

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