Merck
All Photos(2)

466123

Sigma-Aldrich

磷酸

crystalline, ≥99.999% trace metals basis

Synonym(s):
正磷酸
Linear Formula:
H3PO4
CAS Number:
Molecular Weight:
98.00
Beilstein:
1921286
EC 号:
MDL编号:
PubChem化学物质编号:
NACRES:
NA.23

蒸汽密度

3.4 (vs air)

质量水平

200

蒸汽压

2.2 mmHg ( 20 °C)
5 mmHg ( 25 °C)

测定

≥99.999% trace metals basis

形式

crystalline

bp

158 °C (lit.)

mp

~40 °C (lit.)
41-44 °C

密度

1.685 g/mL at 25 °C (lit.)
1.830 g/mL at 25 °C

SMILES string

OP(O)(O)=O

InChI

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

InChI key

NBIIXXVUZAFLBC-UHFFFAOYSA-N

Gene Information

human ... SRC(6714)

Looking for similar products? Visit Product Comparison Guide

一般描述

无水磷酸是白色固体,在42.35oC熔化成粘性液体。在水溶液中,磷酸是三元酸,有三个可电离的氢原子。

应用

工业上,磷酸可用于肥料、洗涤剂、药物、水软化剂。

包装

25, 100 g in poly bottle
塑料瓶包装

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)

Not applicable

闪点(C)

Not applicable

个人防护装备

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

Certificate of Analysis

Enter Lot Number to search for Certificate of Analysis (COA).

Certificate of Origin

Enter Lot Number to search for Certificate of Origin (COO).

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service