[FeS2 changes in ignited pyritum].
FeS2 changes in Pyritum during igniting process were studied systematically by comparing Pyritum ignited under different conditions in terms of S content, Fe content, yielding ratio of ignited product and appearance features. Calcined Pyritum samples purchased from various parts of China were also compared in regard to their quality.
Li
T L
TL
Institute of Chinese Materia Medica, China Academy of Traditional Chinese Medicine, Beijing.
Jiang
W J
WJ
Li
C
C
Ma
Y L
YL
Yang
J
J
D006358:Hot Temperature; D007501:Iron / Q000032:analysis / Q000737:chemistry*; D008419:Materia Medica / Q000737:chemistry*; D011786:Quality Control; D013440:Sulfides / Q000737:chemistry*; D013455:Sulfur / Q000032:analysis*
D008419:Materia Medica; D013440:Sulfides; C011342:pyrite; D013455:Sulfur; D007501:Iron