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Merck
CN

PX0995

Supelco

o-Phosphoric Acid

greener alternative

85% W/W, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

别名:

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:
分子量:
98.00
Beilstein:
1921286
MDL编号:
UNSPSC代码:
12352301
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产品名称

磷酸, Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS

等级

ACS reagent

质量水平

Agency

meets USP/NF

蒸汽密度

3.4 (vs air)

蒸汽压

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

表单

liquid

环保替代产品特性

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

sustainability

Greener Alternative Product

浓度

85% phosphoric acid

杂质

≤0.001% Heavy metals (as Pb)
≤0.001% Insoluble matter
≤0.001% Volatile acids (as acetic acid)
≤0.002% Antimony (Sb)
≤0.002% Calcium (Ca)
≤0.002% Magnesium (Mg)
≤0.003% Iron (Fe)
≤0.003% Sulfate (SO4)
≤0.005% Potassium (K)
≤0.025% Sodium (Na)
≤0.5 ppm Manganese (Mn)
≤1 ppm Arsenic (As)
≤3 ppm Chloride (Cl)
≤5 ppm Nitrate (NO3)

颜色

APHA: ≤10

pH值(酸碱度)

<0.5 (20 °C, 100 g/L in H2O)

沸点

158 °C (lit.)

mp

~40 °C (lit.)

密度

1.685 g/mL at 25 °C (lit.)

环保替代产品分类

运输

ambient

储存温度

room temp

SMILES字符串

OP(O)(O)=O

InChI

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

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

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一般描述

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.

应用

Meets ACS Specifications, Meets Reagent Specifications for testing USP/NF monographs GR ACS
PX0995P-5 and PX0995P-1 are packaged in poly coated glass bottles
Click here for printer friendly instructions for adapting a hand pump to the 20L HDPE drum.

分析说明

Antimony (Sb): 0.002% max
Arsenic (As): 1ppm max
Assay: 85.0% min
Calcium (Ca): 0.002% max
Chloride (Cl): 3ppm max
Color (APHA): 10 max
Form: Clear liquid
Heavy metals (as Pb): 0.001% max
Insoluble matter: 0.001% max
Iron (Fe): 0.003% max
Magnesium (Mg): 0.002% max
Manganese (Mn): 0.5ppm max
Nitrate (NO3): 5ppm max
Potassium (K): 0.005% max
Reducing substances: To pass test
Sodium (Na): 0.025% max
Sulfate (SO4): 0.003% max
Volatile acids (as acetic acid): 0.001% max

其他说明

浓磷酸大约为 85% H3PO4(水溶液)。

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

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

储存分类代码

8B - Non-combustible corrosive hazardous materials

WGK

WGK 1

闪点(°F)

does not flash

闪点(°C)

does not flash

法规信息

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