特性：

1.外觀純白色

2.耐高溫：使用溫度-200～+250℃，電熱板上短期可耐300度

3.耐低溫：-196℃可保持5%

4.需在石棉網上使用，不可直接接觸明火，用于消解樣品、趕酸、煮沸、蒸干等處理

5.具有非凡的化學耐受性，幾乎可耐受所有的化學溶劑（耐強酸、強堿、王水和各種有機溶劑）

Features:

1. The pure white appearance

2. High temperature resistant,use - 200 ~ + 200 ℃temperature, electric heating plate short-term resistant to 300 degrees

3. Good low temperatureresistance: - 196 ℃can keep 5%

4. Need to be used in theasbestos online, not direct contact with open flame, used for pre-treatment,catch acid, boiling, such as dry processing

5. Extraordinary chemicalresistance, can tolerate almost all chemical solvent (resistant to strong acid,strong alkali, aqua regia, and various organic solvent)