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Merck
CN
所有图片(1)

主要文件

8.14662

Sigma-Aldrich

Glycolic acid

(70% solution in water) special quality

别名:

Hydroxyacetic acid

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About This Item

UNSPSC代码:
12352106
NACRES:
NA.22

蒸汽压

27.5 hPa ( 25 °C)

质量水平

表单

liquid

pH值(酸碱度)

0.5 (20 °C, 700 g/L in H2O)

沸点

112 °C/1013 hPa

mp

10 °C

密度

1.26 g/cm3 at 20 °C

储存温度

2-30°C

应用

  • Sustainable recycling of polyethylene terephthalate: Yang J. et al. discuss the recycling and upcycling of polyethylene terephthalate through biotic and abiotic pathways, focusing on sustainable practices that contribute to carbon neutrality. This research provides insights into environmentally friendly chemical processes that include the use of glycolic acid (Yang et al., 2024).

分析说明

Assay (acidimetric): 69.0 - 74.0 %
Density (d 20 °C/ 4 °C): 1.260 - 1.280
Heavy metals (as Pb): ≤ 3 ppm
Refractive index (n 20°/D): 1.410 - 1.415
pH-value: 0.0 - 1.0
Color number (Hazen): ≤ 30
Due to its specific melting range the product may be solid, liquid, a solidified melt or a supercooled melt.

象形图

CorrosionExclamation mark

警示用语:

Danger

危险声明

危险分类

Acute Tox. 4 Inhalation - Eye Dam. 1 - Skin Corr. 1

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


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