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Merck
모든 사진(1)

주요 문서

04107

Sigma-Aldrich

Phosphoric acid

puriss., meets analytical specification of Ph. Eur., BP, NF, FCC, 85.0-88.0%

동의어(들):

Orthophosphoric acid

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About This Item

Linear Formula:
H3PO4
CAS Number:
Molecular Weight:
98.00
Beilstein:
1921286
EC Number:
MDL number:
UNSPSC 코드:
12352106
PubChem Substance ID:
NACRES:
NA.21

vapor density

3.4 (vs air)

Quality Level

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

grade

puriss.

분석

85.0-88.0%

양식

liquid

품질

meets analytical specification of Ph. Eur., BP, NF, FCC

불순물

alkali phosphates, in accordance
residual solvents, in accordance
substance precip. by Ammonia, in accordance
≤0.0005% heavy metals (as Pb)
≤0.001% volatile acids (as CH3COOH)

bp

158 °C (lit.)

mp

~40 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

음이온 미량물

chloride (Cl-): ≤5 mg/kg
fluoride (F-): ≤5 mg/kg
nitrate (NO3-): ≤5 mg/kg
nitrate (NO3-): in accordance
phosphite, hypophosphite (as H3PO3): ≤30 mg/kg
phosphite, hypophosphite (as H3PO3): in accordance
sulfate (SO42-): ≤50 mg/kg
sulfate (SO42-): in accordance

양이온 미량물

As: ≤2 mg/kg
Cd: ≤3 mg/kg
Cu: ≤10 mg/kg
Fe: ≤10 mg/kg
Hg: ≤1 mg/kg
Pb: ≤3 mg/kg
Zn: ≤10 mg/kg

적합성

passes test for appearance of solution

SMILES string

OP(O)(O)=O
OP(O)(O)=O

InChI

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

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

유전자 정보

human ... SRC(6714)

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관련 카테고리

기타 정보

Concentrated phosphoric acid is approx. 85% H3PO4 (aqueous).
The article number 04107-4X2.5L will be discontinued. Please order the single bottle 04107-2.5L which is physically identical with the same exact specifications.
The article number 04107-6X1L will be discontinued. Please order the single bottle 04107-1L which is physically identical with the same exact specifications.

픽토그램

CorrosionExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

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

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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시험 성적서(COA)

Lot/Batch Number

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문서 라이브러리 방문

Internal versus external surface active sites in ZSM-5 zeolite: Part 1. Fries rearrangement catalyzed by modified and unmodified H3PO4/ZSM-5.
Ghiaci M, et al.
Applied Catalysis A: General, 298, 32-39 (2006)
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
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
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
Li Yan Chan et al.
The Journal of organic chemistry, 78(17), 8826-8832 (2013-08-07)
A simple and efficient method is developed for Pd-catalyzed ortho-acetoxylation using organophosphates, namely, benzylic phosphonic and aryl phosphoric monoacids, as the directing group.

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