Glass Cylindrical Bottom Test Tubes 20ml 20mm-150mm, CA-RK34038/RK34039

1. Color: transparent

2. Application:

(1) Laboratory equipment,

(2) Optoelectronic communications

(3) Chemistry, Machinery, Electric power, Environmental Protection, etc.

3. Physicochemical Characteristic

(1) High purity: SiO2> 99.99%

(2) High temperature resistance;

Softening point temperature: 1780ºC;

Working temperature: 1100ºC;

Maximum operating temperature in a short time: 1450ºC.

(3) Corrosion resistance

The acid resistance is 30 times that of ceramics and 150 times that of stainless steel.

Especially, it has good chemical stability at high temperatures.

(4) Good thermal stability

Can withstand changes from 1100°C to room temperature.

(5) Good light transmission

The visible light transmittance is above 95%, especially in the ultraviolet spectral region, the transmittance can reach above 80%.

(6) Health care and environmental protection.

(7) Excellent electrical insulator.