China Quartz Boiling Flasks/Round Bottom, Find details about China Three Necked Flask Round Bottom, Quartz Glass Three-Neck Flask from Quartz Boiling Flasks/Round Bottom
Material
Quartz glass
Purity :
More than 99.99%
Characteristic :
1.high quality competitive price and elegant appearance
2.high temperature resistence and corrosion resisting
3.no bubble and no processing trade
4.long time to use
AL | Fe | K | Na | Li | Ca | Mg | Cu | Mn | Cr | B | Ti |
5-12 | 0.19-1.5 | 0.71-1.6 | 0.12-1.76 | 0.38-0.76 | 0.17-1.23 | 0.05-0.5 | 0.05 | 0.05 | <0.05 | <0.1 | <1.0 |
m m | <220 | 255 | 280 | 315 | 350 | 38 | 590 | 780 |
% | 89 | 91 | 93 | 93 | 93 | 93 | 93.2 | 93.4 |
(g/cc)Density20 °C kg.m-3 | 2.2 |
Degree of Hardness Moh's Scale | 5.5-5.6 |
Softening point(degree) | 1683 |
Annealing point | 1215 |
Defoamation Point | 1120 |