Apparatus | Brand | Precision |
Magnetic Stirrer | Edmund buhler gmbh | 1% |
Electronic balance | Golden-Mettler USA | 0.001 g |
Electric grinder | TRF 300 Super-Trapp |
|
Oven Blue | Blue Pad | 1˚C |
Muffle Oven | Carbolite Gero | 1˚C |
Filter paper | Whatman 1 | 110 mm |
Spectrophotometer UV-Visible S23A | Techmel USA | 2 nm |
Spectrometer | Bruker | 4 cm−1 |
Sieves | ASTM | 1 mm et 75 μm |