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Merck
CN

1.00573

ortho-Phosphoric acid

greener alternative

85%, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

别名:

磷酸, 正磷酸

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关于此项目

线性分子式:
H3PO4
化学文摘社编号:
7664-38-2
分子量:
98.00
NACRES:
NA.21
UNSPSC Code:
12352301
MDL number:
MFCD00011340
Beilstein/REAXYS Number:
1921286

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产品名称

85%正磷酸, for analysis EMSURE® ACS,ISO,Reag. Ph Eur

InChI

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

SMILES string

OP(O)(O)=O

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

grade

ACS reagent

agency

reag. ISO
reag. Ph. Eur.

vapor density

3.4 (vs air)

vapor pressure

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

product line

EMSURE®

form

liquid

greener alternative product characteristics

Design for Energy Efficiency
Learn more about the Principles of Green Chemistry.

sustainability

Greener Alternative Product

concentration

85% phosphoric acid

impurities

≤0.5 ppm As (Arsenic)
≤0.5 ppm Cd (Cadmium)
≤0.5 ppm Co (Cobalt)
≤0.5 ppm Cu (Copper)
≤0.5 ppm Mn (Manganese)
≤0.5 ppm Pb (Lead)
≤1 ppm Fluoride (F)
≤1.0 ppm Ni (Nickel)
≤10 ppm Fe (Iron)
≤10 ppm Heavy metals (as Pb)
≤10 ppm Insoluble matter
≤10 ppm Substances reducing potassium permanganate (as O)
≤10 ppm Volatile acids (as Acetic acid)
≤2 ppm Chloride (Cl)
≤2 ppm Zn (Zinc)
≤20 ppm Ca (Calcium)
≤20 ppm Phosphite and Hypophosphite (as H3PO3)
≤20 ppm Sulfate (SO4)
≤200 ppm Na (Sodium)
≤3 ppm Nitrate (NO3)
≤5 ppm K (Potassium)
≤5 ppm Mg (Magnesium)
≤5 ppm Sb (Antimony)

color

APHA: ≤10

pH

<0.5 (20 °C, 100 g/L in H2O)

kinematic viscosity

30.5 cSt(20 °C)

bp

158 °C (lit.)

mp

~40 °C (lit.)

density

1.685 g/mL at 25 °C (lit.)

greener alternative category

Enabling

storage temp.

no temp limit

Quality Level

300

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Analysis Note

含量（碱度）≥ 85.0％同一性通过测试溶液外观通过测试颜色≤ 10 色度氯化物（Cl）≤ 2 ppm氟化物（F）≤ 1 ppm硝酸盐（NO₃）≤ 3 ppm亚磷酸盐和次磷酸盐（H₃PO₃形式）≤ 20 ppm次磷酸盐，亚磷酸盐通过测试重金属（以铅计）≤ 10 ppm硫酸盐（SO₄）≤ 20 ppmAs(砷)≤ 0.5 ppmCa（钙）≤ 20 ppmCd（镉）≤ 0.5 ppmCo（钴）≤ 0.5 ppmCu（铜）≤ 0.5 ppmFe（铁）≤ 10 ppmK（钾）≤ 5 ppmMg（镁）≤ 5 ppmMn（锰）≤ 0.5 ppmNa（钠）≤ 200 ppmNi（镍）≤ 1.0 ppmPb（铅）≤ 0.5 ppmSb（锑）≤ 5 ppmZn（锌）≤ 2 ppm氨沉淀物质通过测试挥发性酸（如乙酸）≤ 10 ppm还原高锰酸钾（以O计）的物质≤ 10 ppm不溶物≤ 10 ppm

General description

用于分析的EMSURE® ACS ISO 试剂。Ph Eur
We are committed to bringing you Greener Alternative Products, which belong to one of the four categories of greener alternatives. Phosphoric acid-doped polybenzimidazole (PBI) membranes offer a cleaner path to energy by enabling high-temperature fuel cells that efficiently convert hydrogen into electricity with low emissions. Their durability and proton conductivity make them ideal for sustainable power systems. Click here for more information.

Other Notes

浓磷酸大约为 85% H3PO4(水溶液)。

Legal Information

EMSURE is a registered trademark of Merck KGaA, Darmstadt, Germany

Application

ortho-Phosphoric acid can be used as a:
  • Reactant in the synthesis of polyurethane ionomer films through etherification with polyoxypropylene glycol in the presence of tertiary amines.
  • Catalyst in pinacolic rearrangement reactions when it is supported on silica.
  • Phosphorus source in the synthesis of diaryl phosphates.

pictograms

CorrosionExclamation mark
GHS05,GHS07

signalword

Danger

Hazard Classifications

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

存储类别

8B - Non-combustible, corrosive hazardous materials

wgk

WGK 1

法规信息

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