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Merck

612162

Sigma-Aldrich

磷酸 溶液

NMR reference standard, 85% in D2O (99.9 atom % D), NMR tube size 4.2 mm × 8 in. , WGS-5BL Coaxial NMR tube

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About This Item

线性分子式:
H3PO4
CAS号:
分子量:
98.00
Beilstein:
1921286
MDL號碼:
分類程式碼代碼:
12352106
PubChem物質ID:
NACRES:
NA.12

等級

NMR reference standard

品質等級

化驗

83.5-86.5% (gravimetric)

形狀

solution

濃度

85% in D2O (99.9 atom % D)

技術

NMR: suitable

NRM管尺寸

4.2 mm × 8 in. , WGS-5BL Coaxial NMR tube

密度

1.481 g/cm3

SMILES 字串

OP(O)(O)=O

InChI

1S/H3O4P/c1-5(2,3)4/h(H3,1,2,3,4)

InChI 密鑰

NBIIXXVUZAFLBC-UHFFFAOYSA-N

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一般說明

磷酸溶液是广泛使用的核磁共振参比标准品。

應用

磷酸可用于以下研究:
  • 作为标准品,用于测定常见磷脂的磷-31 核磁共振( 31 P NMR)化学位移。
  • 作为31P核磁共振波谱分析人脑白质脂质组成的外部标准品。
  • 31P NMR波谱作为组蛋白H4酸不稳定磷酸化的外部标准品。
  • 作为参考标准品,用于通过反应前和反应后质谱31核磁共振和傅里叶变换红外光谱法研究二氧化硅/氧化铝负载的磷酸钠上存在的表面物质。

特點和優勢

31P 灵敏度

包裝

同轴 4.2 mm 外径 x 8in.设计在 5 mm x 7 in 内使用的试管(相当于 Wilmad WGS-5BL)。核磁共振管。

象形圖

CorrosionExclamation mark

訊號詞

Danger

危險聲明

危險分類

Acute Tox. 4 Oral - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

儲存類別代碼

8B - Non-combustible corrosive hazardous materials

水污染物質分類(WGK)

WGK 3

閃點(°F)

Not applicable

閃點(°C)

Not applicable

個人防護裝備

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter


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分析证书(COA)

Lot/Batch Number

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访问文档库

FTIR and 31 P-NMR spectroscopic analyses of surface species in phosphate-catalyzed lactic acid conversion.
Gunter GC, et al.
J. Catal., 164(1), 207-219 (1996)
D S Marinier et al.
Journal of lipid research, 29(9), 1237-1243 (1988-09-01)
In order to study the lipid composition of human white matter, we have developed a 31P NMR spectroscopy method, which allows the determination and quantitation of the main phospholipids found in biological membranes. The technique is based upon the use
P Meneses et al.
Journal of lipid research, 29(5), 679-689 (1988-05-01)
The common phospholipids from biological sources were quantitated using phosphorus-31 nuclear magnetic resonance (NMR) spectroscopy in conjunction with an analytical reagent composed of two parts: 1) 2 ml of reagent chloroform in which was dissolved 0.01-100 mg of crude tissue
J M Fujitaki et al.
Biochemistry, 20(12), 3658-3664 (1981-06-09)
Phosphorus-31 nuclear magnetic resonance (31P NMR) is used to investigate acid-labile phosphorylation of histone H4. 31P NMR detects phosphorylated histidine residues in in vitro enzymatically phosphorylated H4. The source of kinase is nuclei from either regenerating rat liver or Walker-256
W M Fennis et al.
Journal of dental research, 93(1), 36-41 (2013-10-25)
The objective of this randomized control trial was to compare the five-year clinical performance of direct and indirect resin composite restorations replacing cusps. In 157 patients, 176 restorations were made to restore maxillary premolars with Class II cavities and one

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